Carbon deposits & sludge build up in the Oil Pressure Sending Unit over time causing inaccurate Oil Pressure Gauge readings or no reading. It's pump capacity vs. Has your dash been telling you that you're oil pressure is above normal? We fix that common problem by replacing the oil pressure sending unit on on Chevy Corvette C5, in the Januay 2013 issue of. 7 kg/cm (the dash gauge reading) or (10 psi) at idle. AutoMeter 4321 Ultra-Lite Mechanical Oil Pressure Gauge 2 1/16" 0-100 psi. This multi-purpose pressure gauge is suitable for air water oil and gas. Oil pressure is one of the most important parameters in an engine. NOTE: running say 10w30 engine oil will show some pretty wild oil pressure readings, along with having the low oil pressure audio alarm come on, resulting in a. If oil pressure drops and trips the low pressure switch, the dash gauge will now read low. I´ve read about a screen at the oil pressure sensor too but I can´t find the part. If the mechanical gauge reads zero, then I would pull the engine and inspect and repair what ever damage may have been caused or replace the engine. If I take the wire off the top terminal the gauge drops to zero, If I touch the wire to the engine block, the gauge pegs again. Thereby causing the pressure to read as "normal". What happened with mine was when i would just start to drive it after warming it up alittle id let off the gas to coast down a hill or come to a stop and the oil gauge would drop to 0 and the chack gauges light would go ballistic. Find VDO Gauges Gauges, Analog with Oil pressure Gauge Type and get Free Shipping on Orders Over $99 at Summit Racing! Gauge, Vision, Oil Pressure, 0-100 psi, 2 1. 21) More generally one formulate what is known as Pascal’s law: Pressure. 0 oil pressure? I would take that as a tad low, but not bad, I would rather not see it get below 12-15lbs - I have a 96 with 15xxxxk on acceleration it goes as high as 60-65#, cold idle is about 50# (on startup) warm idle is around 25-35#, which is about normal from what I understand at least. Application. Easy online ordering and next-day delivery available with 24/7 expert product support. Check for pressure by renting an oil pressure gauge at autozone. DEWHEL Black Aluminum LS Engine Swap M16 1. You can then compare readings on the mechanical with the dash gauge @ different times and conditions. I have the oil pressure gauge reading all the way high (pegged at 80+ psi) since my last DIY oil change. We are family owned with no sales pressure. The scale of the oil pressure display is 0-100 Psi and the oil temperature is 40-140 degrees C. The oil pressure sending unit is rite beside the filter towards the front of the engine. I have to pull over and shut off my truck for a minute or so and restart it. You can get free service manuals from link in my signature. Looking for GRAINGER APPROVED 1-1/2" Test Pressure Gauge, 0 to 160 psi (4FLZ8)? Grainger's got your back. Stocks Rise on Trump’s Plan to Meet With China Trade Negotiator Dow closes about 150 points higher, the latest example of trade-induced volatility in markets. 8 in it had a bad knock and the oil pressure was all over the place. I have 2 problems. tubing connection (XF6). I just went through some oil pressure issues. Seems my Oil Pressure Gauge has decided to stop working. Fortunately it was not puking out of the breather. Pressure. Industry will target growth through Microsofts computational services that deliver incredible optimization. My stock oil pressure gauge stopped working. Marine Gauge Components. Zero readings with the engine running above idling speed mean that either the gauge is faulty, the oil level is much too low or the oil pump or its drive has broken. Welcome to the VDO catalog for auto enthusiast gauges and accessories. It is either 'on' in the middle of the gauge, or 'off' at zero. Drain the fluid level in the system to below the sender’s mounting location which is normally. GM and every other manufacturer rely on the sending units to be accurate enough to alert you of engine lubrication issues. My stock oil pressure gauge was telling me that I had low pressure, so I replaced the sending unit and still got bascially the same results. Some pressure gauge mechanical parts get stuck from dust and corrosion build-up resulting in wrong readings, or worst, damage. Over time the defective parts, will wear out causing erratic movement of the gauges including the speedometer, tachometer, fuel gauge, oil pressure gauge, water temp gauge, volt gauge and the optional transmission temperature gauge. We are leaders on domestic and imported Miracles Happen The Transformational items. A failed oil pressure switch will cause your oil pressure gauge to read low or not at all even when you have plenty of oil and good oil flow. Do you think sending unit. 0 with 96k miles Today my oil gauge just quit working I just reads low and will not fluctuate at all. This is a digital gauge. On the way to work 30 minute drive no problems comma went to lunch and back 5 minute drive. The oil temperature gauge shows the temperature of the oil flowing through the engine. leakage (IE: Bearing clearances). Turned truck off, then I plugged back in the old one and started back up. Im running 10w-30. In CJ jeeps/AMC powered boats the gauges had PSI readings and in cars/AMC powered IH buses and travelalls and full size jeeps they used a dummy light for oil pressure 3. The oil pressure sending unit on the 4. When it reaches operating temp, idle is 30 psi. These pressure sensors/senders are designed to work with VDO gauges ONLY. Voltmeter:. Whenever the oil levels are normal but the gauge is showing zero, this means the oil pressure sensor needs to be replaced because it is faulty or there is some type of connection issue. When its started cold it reads 60, when its warmed up at cruising speeds of about 55-60mph it reads 40, but as soon as the RPMs drop when I coast, idle, or drive under about 10-15mph (warmed up) the pressure reads 20. Was wondering if anyone has any idea what could be the cause. When it reaches operating temp, idle is 30 psi. The gauge should never read very high when you’re not driving because the engine should be fairly cool due to inactivity. Reading comes up to around 1/4 at 1000rpm, half or more above this. It might also cause the engine to shut down at times, since the computer is reading the oil pressure as being lower than it actually is. But first, let’s talk about how it might have gotten off track in the first place. Installed the gauge [sunpro electric oil pressure] without any oil in motor (doing an oil change). 75x9810 = 7357. My Islander has the 4. I'd suggest replacing your oil pressure sending unit rather than the gauge itself. Some vehicles have an oil pressure gauge in the dashboard or instrument cluster. Swapped it out and now my pressure reads like it should, but my engine light is still on. Find Gauge Sending Units with Oil pressure Gauge Type (application) and 100 psi Maximum Gauge Face Reading and get Free Shipping on Orders Over $99 at Summit Racing!. Hi all I have a 2002 ford ranger 3. It did not. Standard pressure gauges as shown are available from stock for immediate delivery. No matter what you’re looking for or where you are in the world, our global marketplace of sellers can help you find unique and affordable options. Oil pressure goes as high as 3000 psi. Video on how to diagnose an oil pressure gauge that reads zero, on a 2002 jeep grand cherokee laredo ⭐ 2002 Jeep Grand Cherokee Laredo - Oil Pressure Gauge Reading Zero Astral Auto Repairs. 0 Swap Fits Camaro, Firebird and More. Oil pressure is one of the most important parameters in an engine. When the oil sending unit receives pressure which below a factory set level, the oil pressure warning light illuminates. A selection of liquid-filled oil pressure gauges with unique chrome-plated adapters which permit them to be mounted to the rear rockershaft. 760 mm Hg = 1 atmosphere). The gauge is reading around 25 psi higher than it should and I can't believe that's right. We didn’t make them so popular – our customers did. The Oil Pressure Gauge If you get a constant gauge reading of either very high of absolute zero, this could indicate a bad sensor. It would be the first decline. What Causes Low-High Oil Pressure. Oil pressure is caused by the resistance of the oil to flow (viscosity) under the pumping action of the oil pump. #2 - Wrong Reading Shows on the Oil Pressure Gauge. Some neighbors recommended I go thinner, so I just finished changing it to 5W 30 Motorsport Synthetic blend with a Motorsport FL-1 filter. I have a test gauge, but I'm unsure where to hook it to test the pressure at. Start the car and read for accurate pressure. Pressure Washer Gauge. 8t Oil Pressure and Cooling questions post rebuild When it comes to the oil pressure; obviously, a pressure gauge hooked up to where the oil pressure sending unit port location; is the way to check the oil pressure. The stock Ford ‘gauge’ is not a real gauge at all. Buy Docooler 52mm 2. We supply to customers around the world mainly in the oil & gas, on & offshore, (petro) chemical, shipping, pharmaceutical and food & dairy industries. Ok kids, even though this doesn’t specifically have to do with the high pressure oil system, it’s time to get to the single most problematic part of the entire engine; the oil cooler. Check the oil pressure with an independent gage for a more accurate reading, you could even have a garage do it while you watch. 0 Low oil pressure problem Right after I posted this I went and put a gauge up to it reading 35-40 at idle and dropping from there to 1-3 at WOT. Traditionally, oil pressure gauges have used the standard analog technology where the PSI reading is seen via a dial similar to dials found on other gauges that measure pressure. Higher RPM - same. I have tested with gauge and the pressure is within tolerances. First off, I installed a multi-turn potentiometer in place of each sender and determined what resistance values were necessary to drive a specific gauge reading: Oil pressure (indicated gauge psi vs input resistance): 140 psi = 182 ohms 100 psi = 145 ohms 60 psi = 94 ohms 20 psi = 46 ohms 0 psi = 17 ohms. There is a way to reset it back to zero. Duramax Oil Pressure Not sure where he was going with this, I said, sure, all the time. What could cause my oil pressure gauge to read 0 at a stop light when truck idles and sound like its gonna stall out but at acceleration it goes back up 4 Answers I have a obd reader and its says 02 senser bank 1 sensor 1 and 2 one is upstream and the other is heated senser but changed everything including cat converter ,tps and iac sensor. Thus a vacuum of 26 inHg gauge is equivalent to an absolute pressure of 30 inHg (typical atmospheric pressure) − 26 inHg = 4 inHg. Koso North America. My stock oil pressure gauge was telling me that I had low pressure, so I replaced the sending unit and still got bascially the same results. When less refrigerant is being pumped the pressure on the red gauge will be lower. The gauge goes up a little or some times back to normal. Includes: 0 to 30" Hg (0 to -1. 0L) 1 Disconnect batteries. After connecting a scan tool I found a code P0521 and trouble code P0523. Mobil Water is not vicious enough to properly protect bearings during low pressure and high load conditions. AutoMeter 4321 Ultra-Lite Mechanical Oil Pressure Gauge 2 1/16" 0-100 psi. AEM's Analog style Oil Pressure Gauges feature quick response and smooth needle movement that is easy to read in all lighting conditions. Buy Docooler 52mm 2. I would NOT take off the oil pressure gauge and run around without it. sometimes the wire will burn on the headers if you got them?. 8 in it had a bad knock and the oil pressure was all over the place. An oil with insulating properties is ideal if the system has exposed electrical contacts. Install on outlet of the pump to measure system performance. 28% a month. Manufacturer: Cummins VDO 0-150 Oil Pressure Gauge. If there was 1 atmosphere of pressure inside a container (so it's the same pressure inside the container as it is outside it), the gauge will not read 1 atm, but rather 0 atm, as the pressure inside the container would just be the same as the pressure outside. The oil level light has, as you wrote, nothing to do with pressure. Fortunately, marine gauges are not complicated in their. If the oil pressure gauge was still reading 0, then a mechanical pressure gauge should be connected to the engine to verify what the electrical gauge is reporting. Pressure gauges are very common instruments in the process industry. AEM Digital Oil Pressure Gauges combine unsurpassed accuracy, speed and control with an easy-to-read digital LED interface that displays oil pressure in 1 PSI increments, and a sweeping LED "needle" that lines the edge and moves as oil pressure changes from 0 to 100. Find our best fitting oil pressure gauges for your vehicle and enjoy free next day delivery or same day pickup at a store near you!. Oil galley plugs are typically M16 x 1. Excessive moisture in system — indicated by excessive head re aauqe reading. Anyway, I have heard on some of the forums that the 400m engine has a plug above the oil filter where the oil sending unit can be relocated to so the gauge will read a truer oil pressure reading. Damped gauge pointer for stable readings. Used oil tends to loose lubricity and becomes thinner than it was when in the container. Re: Oil Pressure gauge reading incorrect « Reply #3 on: February 03, 2011, 11:46:45 AM » It's probably the sender, but you should test the gauge by grounding the sender wire and noting what the pressure reading is, then let the sender wire float and the reading should be opposite of the ground position. 1 Answer to A storage tank containing oil (SG = 0. Hey Folks! I got a pretty low oil pressure reading on my gauge. The oil pressure sensor is on a different circuit, so if you have a problem with low oil pressure, the audio alarm will sound, along the the oil pressure gauge showing low oil pressure. Ashcroft Pressure Gauge Oil Filled 0-30 in. 05%) Digital Pressure Gauges with Local Temperature Indication The DPG210 features a large 55x55 mm (2. WHAT IT DOES AEM’s Digital Oil Pressure Gauge unites unsurpassed accuracy, speed and control with an easy to read, digital LED interface. Noisy clutch. This Auto Meter Oil Pressure Gauge is the popular 2-1/16" short sweep style gauge that accurately measures your system from 0 to 100 PSI (Pounds per Square Inch). the truck has oil and sounds fine. I am experiencing the same problem with the high oil pressure, the gauge is pegged at 80 psi and reads 130 psi on the dash. The Difference between Absolute, Gauge and Differential Pressure Modes. [ 1 Answers ] Hi I have a 1995 jeep wrangler that I just purchased. Filled with oil and turned on the truck. Below 40, the engine did not go into V4 anymore. all readings are in absolute pressure, so you must subtract KOEO (key on, engine off) MAP readings from WOT (Wide open throttle) readings to get gauge pressure. When I start the truck the oil pressure gauge reads about half and when it warms up and I'm driving the gauge reads about 1/4-1/3. Oil pressure guage stopped working/reading 0. For instance, I drop a few drops of peppermint CBD oil in cocoa for a warm and relaxing treat to beat stress at the end of a long day. The sender is just a pressure switch. 3 Quality These high quality, precision measurement instruments are certified by The Northern Certification Society of Italy (Det Norske Verita Italia S. There is a pressure limiter built into the pump at roughly 60psi but with cold viscous oil it can't flow enough and max pressure will be higher whilst warming up. Low oil pressure indicates worn bearings or a broken oil pump. After the engine has fully warmed up and idling at normal speed (650rpm) the oil pressure is about 30psi. he then mentions the oil pressure gauge wasn't working. Operating pressure should fall within the middle half of the pressure gauge dial, as indicated in ASME B40. Obviously the motor was getting oil pressure, because there wasn't any noise. GlowShift offers a variety of 52mm Oil Pressure Gauges that read and display your vehicle’s oil pressure levels up to 100 or 150 PSI. I just drove for about an hour and as I was on my way home I was stopped/idle at a traffic light near my house I noticed that the oil pressure gauge dropped all the way to the left indicating no pressure ( the check gauges light came on too). The kit includes a rugged 66 in. Vehicle owners can check their manuals for specifics on how high the oil pressure gauge reading should get to when running their engine at certain RPMs. Oil pressure gauge, p/n MS24541-2. A supercharger uses the engine’s crankshaft and a belt to drive the blower. The gauge goes up a little or some times back to normal. These other sellers have cap. My stock oil pressure gauge stopped working. Oil pressure goes as high as 3000 psi. pressure gauge in the lawn sprinklers section of Lowes. Pressure repeaters are available with 0. Arrowhead Autosport is your preferred Colorado Auto Dealer with a clear mission to provide quality pre-owned vehicles at competitive prices. GTO Oil Pressure Sending Unit w/gauges, 80-lb. I stop the truck check the oil and had oil in it. Precision and test gauges are extremely sensitive and highly accurate instruments that are used in applications that demand precision and consistent results, such as instrument shops, gauge. AutoMeter 4321 Ultra-Lite Mechanical Oil Pressure Gauge 2 1/16" 0-100 psi. Each gauge has a 1/8" NPT male fitting for connection to the fuel system. 26-degree tilt, oil-filled compass. Gauges that register in PSI, usually range from 0 to 100 and the normal zone on these is between 20 and 80 PSI. I have a 2002 trailblazer LS with the I6 4. It works really well now ~ Fast reaction to oil pressure fluctuations. When the is engine off, the sender is shorted to ground, and the gauge reads "0" psi (or close), as the oil pressure increases, the sender offers resistance to ground, providing a mid scale readings on the gauge. The handbook says nothing of a minumum pressure which should be shown on the gauge. ) Your tappets, rocker shafts and cam chain adjusters are dependant on oil pressure. I immediately turn the truck off. These pressure sensors/senders are designed to work with VDO gauges ONLY. When the oil sending unit receives pressure which below a factory set level, the oil pressure warning light illuminates. gauge is not suitable for your application. But first, let's talk about how it might have gotten off track in the first place. The Mustang Oil Pump Sending Unit varies the resistance on the ground side of the Oil Pressure Gauge, based on Oil Pressure, giving you a close to accurate gauge reading. I get in and drive maybe 300 feet and the "no oil pressure, stop now" message shows on dash. These vehicles also have an oil pressure gauge, but the reading on the gauge is not a true indication of real oil pressure. They tell me that the oil pump is fine (they checked with an external oil pressure gauge. My stock oil pressure gauge was telling me that I had low pressure, so I replaced the sending unit and still got bascially the same results. I have about 1300 miles on it. My 07 Suburban with 158K miles usually runs 50-60 lbs of pressure at all times. This is what I found. When the oil sending unit receives pressure which below a factory set level, the oil pressure warning light illuminates. Over time the defective parts, will wear out causing erratic movement of the gauges including the speedometer, tachometer, fuel gauge, oil pressure gauge, water temp gauge, volt gauge and the optional transmission temperature gauge. My actual oil pressure is fine. AEM digital gauges also offer a 0-5v analog output for use with data loggers and virtually any engine management system, such as the AEM EMS or FIC. Sold by Burkart Automotive. Oil Pressure. The truck does use oil and I try to keep it full. Since you are contemplating a windage screen and larger pan definitely GET a high Volume oil pump. Engine oil pressure gauge 0 to 100 psi - mechanical. 5 Denver, Colorado, has an average altitude of 5300 ft. I´ve read about a screen at the oil pressure sensor too but I can´t find the part. The Holman water pressure gauge offers a large easy to read interface and can be attached via a simple 3/4" BSP female thread. For instance, I drop a few drops of peppermint CBD oil in cocoa for a warm and relaxing treat to beat stress at the end of a long day. my oil pressure gauge drops to 0 while driving 75 Answers. Now you can install your oil pressure gauge in a place where you can easily read it while you re riding your bike. My Islander has the 4. If the oil level is full, and you do not hear any abnormal engine noise, I would assume you either have a faulty oil pressure gauge in the dashboard (which is rare), or you have a faulty oil pressure sending unit, which tells the gauge inside the car how much pressure the oil pump is producing. As soon as I turn the ignition on, the gauge pegs. When your vehicle's oil pressure light comes on or the pressure gauge reports a lower than normal reading, it could signal a major problem. Below are some of the reasons why we need to maintain the oil-filled pressure gauge: Oil filled pressure gauges are more protected from harsh environmental factors and moisture or water condensations. Average repair cost is $640 at 120,550 miles. I look at my oil pressure and the needle is all the way to the left reading 0. What is difference between reading pressure in vacuum gauge and vacuum absolute? Vacuum gauge is measured from ambient air pressure in the negative direction. Some vehicles have an oil pressure gauge in the dashboard or instrument cluster. increments. Buy Docooler 52mm 2. With black background, chrome rim and white needle you will find your engine oil pressure reading to be extremely clear. On the way to work 30 minute drive no problems comma went to lunch and back 5 minute drive. The gauge should never read very high when you're not driving because the engine should be fairly cool due to inactivity. Seems my Oil Pressure Gauge has decided to stop working. I know that these readings are pretty much standard for our cars, but the FAQ didn't say anything about what the readings are supposed to be while driving. The oil pressure gauge reads zero and the check engine light came on. #2 - Wrong Reading Shows on the Oil Pressure Gauge. 47 per cent on Wednesday. $1,900 later same day after driving home and then leaving again my oil pressure gauge was dropping from 40 to 20 then 20 to almost 0 and it started having a knock to it like it needed oil. Cold engine should run 3 bar til it warms up. My actual oil pressure is fine. you don’t have to make it permanent, just drive it in hot weather and moniter the pressure once then compare it to the. Oil pressure gauge reading too low, generally below 15 to 20 PSI while idling. Pressure gauges from WIKA - market leader since 1946 Our pressure gauges for gauge, absolute and differential pressure have been proven millions of times over. You see,the way these senders work isn't like the ones in 80's and early 90's cars. It literally went from 40psi to 0psi instantly. The oil pressure gauge in your car's dashboard tells you more than just the level of oil currently in your engine. This is going off my Aeroforce Interceptor OBDII gauge. Display on dash now says "Oil Pressure Low Stop Engine" (or something like that. If the transformer is equipped with a constant-pressure nitrogen oil preservation system, then pressure gauges are included to measure the pressure of the gas blanket and the nitrogen in the make-up bottle. With high dynamic pressure loads and vibrations, a liquid filling within the case of the pressure gauge ensures precise readability. My oil pressure gauge runs between the N on normal and the L for low. Once i was confident that was going to be ok i put the gauge type back in. Pressure gauges from WIKA - market leader since 1946 Our pressure gauges for gauge, absolute and differential pressure have been proven millions of times over. Replacing the oil pressure gauge should solve the problem. It is reading 0 psi. Last race event I didn't notice the oil pressure changing. Let's go over how to do that. Gauge Pressure. As engine rpms go up, oil pump turns faster & oil pressure goes up also. If the wire is removed altogether, the gauge will read off the scale to the high side (3:00 position) all the time. Ok well this was seriously bothering me due to the fact that i take my Z71 off the beaten path ALOT i need to know what the oil is doing so i had the local dealer, (not the one i bought it from) and they told me that the sensor for the oil pressure was not operating correctly. My oil pressure gauge reads like this when I'm idling, but then picks up between 30 and sixty when I rev it up. Oil pressure is one of the most important parameters in an engine. This gauge has a user adjustable low and high warning level, which can be set to indicate when the pressure is too low or too high. The working pressure in all cases should be limited to 75% of the gauge range. 4-1/2" PROCESS PRESSURE GAUGES. The gauge reads pressure in bar. It might also cause the engine to shut down at times, since the computer is reading the oil pressure as being lower than it actually is. Install on outlet of the pump to measure system performance. Video on how to diagnose an oil pressure gauge that reads zero, on a 2002 jeep grand cherokee laredo ⭐ 2002 Jeep Grand Cherokee Laredo - Oil Pressure Gauge Reading Zero Astral Auto Repairs. The gauge is reading around 25 psi higher than it should and I can't believe that's right. So yes, it will move. Oil gauge fluctuates at idle from 40 down to 0. Just like when a person's blood pressure is too high or too low, your car's engine can suffer significant damage if the oil pressure is too high or too low. ) They also replaced the pressure sending unit, but that did not solve the problem. Its most likely the oil pressure sending unit. It turns out I had used a "real" oil pressure sender in a. What is difference between reading pressure in vacuum gauge and vacuum absolute? Vacuum gauge is measured from ambient air pressure in the negative direction. As mentioned before, oil pumps on 5. When your oil pressure gauge isn't reading properly or not at all, it might be time to replace your 1979-93 Fox Body Mustang oil pressure sending unit. Consider the errors associated with these statements for two pressure gauges calibrated for 0-100 units, where one performs within 1 percent of actual pressure and another performs within 1 percent of full-scale pressure (Table 1). Cold weather can also make the oil pressure read low until the oil pump has had a chance to deliver the oil to the engine. Should you experience an erratic or ina ccurate gauge reading, and are unsure if the problem is in the gauge or the sender, the information below may help you. Specialty Gauges : Products designed to meet the needs of specialized industrial markets, including low-pressure gas, sanitary and remote reading applications. The stock Ford ‘gauge’ is not a real gauge at all. The threads in the block are STRAIGHT METRIC, not NPT which means no off-the-shelf fitting is going to work. In this picture I have the rpms at 5000 and the oil pressure gauge is around 100 psi. Featuring a full 270 degree sweep, this Aeromotive mechanical Fuel Pressure gauge is the compact 1-1/2" style that accurately measures your fuel system pressure from 0 to 100 PSI (Pounds per Square Inch). If you find that the gauge shows low pressure after oil change as well, then you can be certain that there is something wrong with the oil pressure reader itself. COM come in a variety of styles to fit your needs. | Free shipping over $200. For example, an ordinary pressure gauge reading of zero does not mean there is no pressure; it simply means there is no pressure in excess of atmospheric pressure. I have a mech. Isolating the cause can be done by disconnecting the ICP (the PCM will default to an ICP reading of 700 PSI and use other inputs for IPR control) and/or installing a high pressure oil gauge to monitor ICP pressure directly. Oil pressure gauge reading too high, or over 80 PSI while driving. This is what I found. It will skew the readings on both the gauges and you will not be able to accurately. Normal is no pressure with the engine off, so the gauge must read 0 with the engine off. We just make them solid and reliable every time. Pressure. I get in and drive maybe 300 feet and the "no oil pressure, stop now" message shows on dash. Oil pressure guage stopped working/reading 0. Help! My oil pressure is too high. If this is the stock oil pressure gauge, then the light and ‘gauge’ use the same sending unit. The oil gage was going from 0 to 80 back and fourth. However, if the oil pressure gauge continues to show a low pressure reading even after the car engine is warm, and there are no other problems that you can tell, the culprit may be a defective oil pressure sending unit. Shop, read reviews, or ask questions about Oil Pressure Gauges at the official West Marine online store. But recently my oil pressure gauge stopped working. The other morning I remote started it to warm it up for about 10 minutes. My oil pressure gauge reads like this when I'm idling, but then picks up between 30 and sixty when I rev it up. Oil Temperature: All of the previous with oil pressure applies as long as you use an electric gauge. The following readings are for about 500-1000 foot elevation, higher elevation will give lower base readings due to lower atmospheric pressure. 0 L Cherokee, Even after an oil change the oil pressure gauge says 40+ psi when I first start the motor but after warming up to 185 degrees the oil presure drops to around 20 psi and alittle lower at idel speed. AEM Digital Oil Pressure Gauges combine unsurpassed accuracy, speed and control with an easy-to-read digital LED interface that displays oil pressure in 1 PSI increments, and a sweeping LED "needle" that lines the edge and moves as oil pressure changes from 0 to 100. Description 63mm Dial Pressure Gauge Bottom Entry Glycerine Filled. What could cause my oil pressure gauge to read 0 at a stop light when truck idles and sound like its gonna stall out but at acceleration it goes back up 4 Answers I have a obd reader and its says 02 senser bank 1 sensor 1 and 2 one is upstream and the other is heated senser but changed everything including cat converter ,tps and iac sensor. The gauge mechanism itself is surrounded by a special oil providing resistance to extreme temperatures, as well as vibration and shock. A supercharger uses the engine’s crankshaft and a belt to drive the blower. Considerations The oil pressure gauge measures the resistance to the oil being pumped through the engine by the motor's oil pump. Driving home from work, pull in my driveway, get out of my car (1999 Jeep Grand Cherokee Laredo), get the mail, get back in my car and the check gauges light is on. My oil pressure gauge runs between the N on normal and the L for low. There is a pressure limiter built into the pump at roughly 60psi but with cold viscous oil it can't flow enough and max pressure will be higher whilst warming up. 5" brz skt View more great items Our Store - We strive for all of our customers to be 100% satisfied with their purchases. I keep coming back to memories of engines that had fuel pressure gauges permanently mounted on the fuel rails. Also did this when the gauge was reading zero and the oil light was on and no oil was pumping out of the sending unit hole. 7 liter V8 engines oil pick up tube is small. Read our story.