Check engine light on a chevy cruze

4 posts · Joined 2013. #1 · Dec 25, 2013. I am new to this forum but have a 2012 1.8L cruze with 75K on it. when you start it the CEL (check engine light) comes on and shows anywhere from 7-11 codes including P0031,P0037,P0443,P0480,P0597,P0598,P0628,P0660 AND P2078....A cruise control code is present too but the car doesn't even have cruise ...

Blasirl. 15872 posts · Joined 2015. #4 · Apr 14, 2023. Go to a big box autoparts store and have them read the codes for you. Take the slip they give you and tell them thanks and you will get back to them when you are ready to buy parts. Then bring the slip home and post the individual codes here. "Don't just drive CRUZE!"Common causes of a defective fuel pump are leaks or contamination within the pump, this can illuminate the engine check light in your Cruze. Diagnostic codes that a bad fuel pump can trigger are P0230, P0231, P0232 and P0087. ... The piston rings are sealing element on pistons of the internal combustion engine in Chevy Cruze. The …Less than 3000 miles and check engine light comes on. Called OnStar for help. They said get it to the dealer as soon as possible. Fuel module bad as reported by OnStar. - David H. , St Peters, MO, US. The 2014 Chevrolet Cruze has 20 problems reported for check engine light. Average repair cost is $60 at 56,250 miles.Reduced power message with engine check light on. My 2018 Cruze sedan 6 speed manual has only 6 k miles on it and today was the first time the reduced engine power message came on. That power reduction was really substantial, as the car would not go over 60 MPH even in 6th gear on open road, and it took a long time to get there.Get ratings and reviews for the top 7 home warranty companies in Chevy Chase, MD. Helping you find the best home warranty companies for the job. Expert Advice On Improving Your Hom...Top Answer. Marie B December 28, 2020. Resetting the engine light on the Chevrolet Cruze is very easy to do. It will only take about 4 to 8 minutes of Your time. …

For the Chevy Cruze, the oil pressure should be around 22 PSI when idling and 55-95 PSI when running at 3000-3500 RPM. Please note that the engine is warmed up and the oil temperature is in the 80-100 range. For testing use a manual oil pressure gauge to check oil pressure and check the operation of the oil drain valve, right underneath the ...I have a check engine light on my 2017 Chevy Cruze LT with 70,000 miles on it that my mechanic says it is linked to the auto-stop not working. They looked at the voltage of the battery saw that it was lower than recommended ( below 12.8) and replaced the battery as a means to fix the problem.They said get it to the dealer as soon as possible. Fuel module bad as reported by OnStar. The 2014 Chevrolet Cruze has 20 problems reported for check engine light. Average repair cost is $60 at ...The average water pump cost for your Chevy Cruze is between $711 and $897. Labor and parts costs are estimated to be between $261 to $330 and $450 to $567, respectively. Have it at heart that the prices above exclude taxes and fees; thus, don't factor in a unique and specific model or location.I have a check engine light on and it revealed a P0299 CODE ,on a 2011 Chevrolet Cruze 1.4 turbo it tells me there is a - Answered by a verified Chevy Mechanic ... i have a 2017 chevy cruze and a 2019 chevy cruze both have the P0299 codes on but nothing else the engine responds fine and no check engine light is on what could be the cause ...Turbo. Add washer fluid. One of the easiest fluids to top off - learn how to open the hood and where the reservoir is on your car. 2013 Chevrolet Cruze LT 1.4L 4 Cyl. Turbo. See all videos for the 2011 Chevrolet Cruze. This free video provides the steps to diagnose and clear a check engine light on a 2012 Chevrolet Cruze LTZ 1.4L 4 Cyl. Turbo ...1st Generation Chevrolet Cruze. Gen1 Service Issues. Code P0420 Causes . Tags code p0420. Jump to Latest Follow 165K ... I did the XtremeRevolution PCV fix and replaced the valve cover and re-set the Check engine light last week. The light has not come back on yet (its been about 5 days/300 miles). ...

Although the exact causes vary depending on the type of vehicle, the most common cause of the check engine light coming on is a faulty oxygen sensor. A loose gas cap also causes th...The thermostat in your Chevy Cruze's engine plays a crucial role in regulating its temperature. A malfunctioning thermostat may lead to various issues and should be dealt with immediately. Some of the most common symptoms of a bad thermostat are no heat, a spiked temp gauge, a blown head gasket, and more. ... P0128 Check Engine Light.15 posts · Joined 2016. #1 · Sep 20, 2016. Last month when I was stopped idling in my 2011 Chevy Cruze, I noticed the "check engine" light had come on. The car drove fine, and the light went off about an hour later. The same thing happened to me yesterday in the exact same circumstances. I have also noticed my Cruze sometimes shakes while I ...2014 chevy cruze check engine light coil pack misfire spark plug. Jump to Latest Follow 8K views 4 replies 4 participants last post by heyitstehya Dec 3, 2019. H. heyitstehya Discussion starter 3 posts · Joined 2019 Add to quote; Only show this user #1 · Sep 23, 2019. I bought my 2014 1.4L Cruze in December of 2018. ...

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The check engine light has come on. The engine is overheating. Starting the car is somewhat bumpy. An irregular idle is frequently associated with the P0496 code on a Chevy Cruze. The engine will rev up and down in an attempt to reach a suitable idle speed. This frequently occurs immediately following the purchase of gasoline.Mar 24, 2023 · The best way to clear the check engine light is to pull the trouble code, identify and fix the issue and then drive your Cruze around until the module that threw the code recognizes that the problem is fixed. Sometimes it can take a few drive cycles for your car’s check engine light to shut down. The check engine light on your 2013 Chevy Cruze will ordinarily shut itself off if the issue or code that caused it to turn on is fixed. For instance, if the cause of your check engine light coming on was a loose gas cap, if it's tightened, the light will promptly turn itself off. Again, if your catalytic converter is working properly, and you ...Welcome to the ultimate guide to all dashboard symbols, warning lights, errors and faults for the 2008 to 2024 Chevrolet Cruze. This will assist in troubleshooting, diagnosing and solving common automotive problems with this specific car. This car is identical to Australia's Holden Cruze. Please note: This guide covers every single possible ...Common causes of a defective fuel pump are leaks or contamination within the pump, this can illuminate the engine check light in your Cruze. Diagnostic codes that a bad fuel pump can trigger are P0230, P0231, P0232 and P0087. ... The piston rings are sealing element on pistons of the internal combustion engine in Chevy Cruze. The purpose of ...

The check engine light on your 2012 Chevy Cruze will usually shut itself off if the issue or code that caused it to turn on is fixed. For example, if the cause of your check engine light coming on was a loose gas cap, if it's tightened, the light will rapidly turn itself off. Still, if your catalytic converter is working correctly, and you did ...The check engine light on your 2015 Chevy Cruze will frequently shut itself off if the issue or code that caused it to turn on is fixed. For example, if the cause of your check engine light coming on was a loose gas cap, if it's tightened, the light will expeditiously turn itself off. Still, if your catalytic converter is working properly, and ...Engine Light Hi I have a 2011 Chevy Cruze LS 1.8L. 36,000 Miles On It. I havent Had Any Mechanical Problems Till Today. My Check Engine Light Kicked On for The 1st Time Ever. The Oil Is Brand New In the Car And Oil Pressure Is Great. I Have A Dirty Air Filter Thats It. I Have A Replacement Havent Gotten In Yet Due To Cold Weather.Common causes of a defective fuel pump are leaks or contamination within the pump, this can illuminate the engine check light in your Cruze. Diagnostic codes that a bad fuel pump can trigger are P0230, P0231, P0232 and P0087. ... The piston rings are sealing element on pistons of the internal combustion engine in Chevy Cruze. The purpose of ...This free video provides the steps to diagnose and clear a check engine light on a 2014 Chevrolet Cruze LS 1.8L 4 Cyl. Sedan (4 Door). The video also provides steps on how to read the 2014 Chevrolet Cruze LS 1.8L 4 Cyl. Sedan (4 Door) trouble code.XtremeRevolution said: When the PCV check valve goes out, it tends to result in leaks in many areas on the engine. Check for that first: 2011-2016 Cruze 1.4 PCV Valve Cover/Intake Manifold Issues. If everything looks good there, your CPASV seals may be leaking. How-To: Replace CPASV (Camshaft Position Actuator...Failure Date: 06/23/2016. The contact owns a 2012 Chevrolet Cruze. While driving approximately 25 to 35 mph, the check engine light illuminated. While the vehicle was idling at a red light, it shook violently. The dealer diagnosed that the valve cover needed to be replaced.Turn the ignition ON and key in position II. All Chevrolet dashboard lights will turn on but do not start the engine. If your Chevrolet has a Start/Stop button, press the START button without pressing the brakes. Allow your OBD2 scanner to turn on and connect to your Chevrolet Engine Control Unit (ECU).The best way to clear the check engine light is to pull the trouble code, identify and fix the issue and then drive your Cruze around until the module that threw the code recognizes that the problem is fixed. Sometimes it can take a few drive cycles for your car’s check engine light to shut down.Fixing a check engine light with multiple codes.

The Chevy Cruze with the LE2 1.4 turbo engine has both of these sensors. I have replaced the MAF and cleaned the MAP and though the engine light is still on it has run without the "Engine Power Loss" alert for a week now. ... 30 miles and all the codes went away and no check engine light. so for less than $160 it was out of limp mode and no ...

Fixing a check engine light with multiple codes.Engine Light on - Service Stabilitrak. I have a turbo (4 cylinder, 1.4L automatic) 2011 Cruze. I just bought it used last week. It's right at 51,555ish miles. In the past week the "Service Stabilitrak" light came on, and blinked, then went away. It did this twice when I swerved, so I thought it was related to that.Check engine light comes on after remote starting vehicle? I've had my 2011 Chevrolet Cruze LTZ for about 5 months, got it back in November of 2017. Had a little over 89k miles on it and is completely stock. Started having issues back in February of 2018 with the code p0171 (lean bank) did some research and ordered a new valve cover.The check engine light is part of every vehicle that has an electronic engine management system, either an integral one or only for fuel ignition. Its function is to alert the driver about any type of engine problems. While driving, the computer of your Cruze (ECU o PCM) monitors air/fuel supply and exhaust gases in order to verify that the ...Jan 28, 2022 ... ... Check out @PicoScopeAutomotive for more pico related diagnostics ... Holden Cruze hard to start - Engine light ... 2011 Chevy Cruze intermittent ...I just purchased a used 2012 Cruze a couple months ago, and the check engine light has come on a couple of times since (and then turned off). AutoZone has read it as a P0597 code (thermostat heater control circuit). It appears that quite a few others have had the same problem. Since it appears to be a widespread problem, I was wondering if ...2016 Chevrolet Cruze LT 1.4L 4 Cyl. Turbo. See all videos for the 2016 Chevrolet Cruze. This free video provides the steps to diagnose and clear a check engine light on a 2016 Chevrolet Cruze LT 1.4L 4 Cyl. Turbo. The video also provides steps on how to read the 2016 Chevrolet Cruze LT 1.4L 4 Cyl. Turbo trouble code.My 2013 chevy Cruze lt has an issue with the turbocharger. It appears to be a very common issue among chevy Cruzes. The code I believe it gives is p0299. While the acceleration and power always seemed off since prior to the incident, the first time the check engine light came on was at about 71,400.

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Thermostat seems to be working fine. After the AC off sign, I got a sign that says overheated engine idle engine. So I turned Heater and drove a little bit. And in 2 minutes my cruze started to make engine beeping sound. Got engine light code P00B7. Had to drive for 5 minutes and stopped the car.The code coming up as P0171. "The OBDII trouble code P0171 - System Too Lean (Bank 1) means that the engine air-fuel mixture is too lean, or there is too much air and too little fuel". To fix this problem initially I replaced the INTAKE MANIFOLD and the CAMSHAFT ENGINE VALVE COVER. 3 weeks after doing so, the check engine light keeps coming up ...1,284 miles. THIS CAR IS BRAND NEW AND THE CHECK ENGINE LIGHT IS ON. WORKING TO GET PROBELM FIXED BY DEALERSHIP. WILL UPDATE WHEN THEY TELL ME THE PROBLEM. - Dustin C. , Marion, AZ, US. Maximize ...The check engine light on your 2017 Chevy Cruze will ordinarily shut itself off if the issue or code that caused it to turn on is fixed. For example, if the cause of your check engine light coming on was a loose gas cap, if it's tightened, the light will immediately turn itself off.Directly below are the common causes for the Chevy Cruze battery warning light. The potential fixes are presented in a good way to check your car. 1. Check The Serpentine Belt. Before testing your Cruze's battery, examine the basic things. The serpentine belt that turns the alternator is top of the list.Engine Light Hi I have a 2011 Chevy Cruze LS 1.8L. 36,000 Miles On It. I havent Had Any Mechanical Problems Till Today. My Check Engine Light Kicked On for The 1st Time Ever. The Oil Is Brand New In the Car And Oil Pressure Is Great. I Have A Dirty Air Filter Thats It. I Have A Replacement Havent Gotten In Yet Due To Cold Weather.BTW we love the car and how it runs and all. - Luke S. , Enola, PA, US. Maximize. The 2014 Chevrolet Cruze has 5 problems reported for check engine light on. Average repair cost is $880 at 69,100 ...The most common check engine light causes of your Cruze and how to detect them. Ignition cylinder problems: irregular engine running. Problem with exhaust gas oxygen … ….

I have had my gen 2 Cruze for nearly a year and about 18000 happy miles. I love the car, but I had the dreaded po15b check engine light for a lean bank 1. This is a similar thing that happened to Malibu 1.5 liter that led to a pcm reprogram to avoid piston damage. They replaced my 02 sensor at 12k, and it came back at 17.5k.I have a 2012 chevy cruze 1.4 liter with about 180,000 miles. Randomly decided at a stop sign that it didn't want to go and the engine began sputtering but no check engine light came on. The car didn't die but I received no throttle response from the car. Not really sure what the problem is because the check engine light is not coming on.8 posts · Joined 2013. #1 · Mar 2, 2019. Hello, 2012 Cruze LT owner. 120k miles. I am trying bypass my check engine light so my automatic (factory) car starter will work. I've had the check engine light problem fixed by the garage. It was the P0299 Engine Under Boost. However the code keeps appearing.The check engine light on your 2018 Chevy Cruze will usually shut itself off if the issue or code that caused it to turn on is fixed. For example, if the cause of your check engine light coming on was a loose gas cap, if it's tightened, the light will rapidly turn itself off. Likewise, if your catalytic converter is working accurately, and you ...Welcome to the ultimate guide to all dashboard symbols, warning lights, errors and faults for the 2008 to 2024 Chevrolet Cruze. This will assist in troubleshooting, diagnosing and solving common automotive problems with this specific car. This car is identical to Australia's Holden Cruze. Please note: This guide covers every single possible ...pgrove22 Discussion starter. 6 posts · Joined 2014. #1 · Nov 12, 2014. My 2014 Cruze diesel was bought New with no miles on it. Check engine light came on within the 2nd week of ownership. Car has been in the shop 3 times and still no fix. It's the same NO sensor that everyone is talking about. The fix is on National Back order, (whatever ...There is a recall for "check engine light" just recieved mine for my 2016 Cruz...not sure if yours is included in this, but mine was running as you described...1-800-833-2438 ... CruzeTalk.com forum, news, discussions and the best community for owners to discuss all things related to the Chevy Cruze. Show Less . Full Forum Listing. Explore Our ...4 posts · Joined 2012. #1 · Nov 16, 2012. The check engine light on my 2012 Cruze has turned on four times now right before I need gas and has stayed on for about two days after I fill up. I only have 14,000 miles and have kept up with the maintenance. Nothing seems to affected and the car drives the same whether the light is on or off.133 posts · Joined 2014. #1 · Jan 2, 2016. Hey Guys, I have had an intermittent check engine light. The light comes on a goes off with no rhyme or reason. For the last week the light has been on and not shut off. I scanned the car for codes and the scanner came back with P0597. I cleared the code and it has not returned, yet. Check engine light on a chevy cruze, What does the check engine light of your Cruze mean? In a few words: It’s a warning light that alerts the driver about any type of engine problems. In some vehicles, the light comes in two colors: yellow to indicate minor problems and red to indicate serious problems., No check engine light. Hi! picked up a Cruz 2013 LT RS for my sister. I took it to the smog check thinking it would pass since there’s was no check engine light on (that’s what I thought) it turns out check engine light was on along with other codes... the reports says obd bulb check (fail). The guy said to replace the bulb but I don’t ..., Engine must be OFF. 1. Using the DIC MENU button and thumb wheel (end of turn signal stalk) scroll until you reach REMAINING OIL LIFE on the DIC. 2. Press the SET button to reset. the oil life at 100%. When. prompted, use the thumb wheel to highlight YES or NO., 7437 posts · Joined 2013. #8 · Jul 25, 2016. A check engine light means the vehicle is not operating as designed. Therefore you are either: 1) creating more emissions; 2) burning more gasoline; 3) at a safety risk; 4) damaging your vehicle's components; or, 5) all of the above. People who don't care about any of the above, like some taxi ..., 2011-2016 Cruze 1.4 PCV Valve Cover/Intake Manifold Issues 2011-2016 Cruze Limited 1.4L PCV System Explained P015B -- Potential causes for this code to set are: Defective O2 sensor(s) Burnt, broken, or disconnected wiring and/or connectors, Hey everyone, I have a check engine light that is very finicky. It is on for a twenty minute drive, shut off the car, come back two hours later, and it's off again for two days then comes back. I had the code checked when it was on and the code was PO597. I have a bumper to bumper warranty, so I'm not worried about cost., Nov 2, 2018 ... Your orange check engine light is on and the car is sending out the P0420 code. This code means your catalytic converter is not operating ..., Hello All. Got a CEL a week or so ago, the notorious P0171. I cleared the code and it came back. Starting with the possibly cheapest thing first I pulled and cleaned the MAF sensor with the CRC cleaner. It was still idling rough but I was hoping it was the "relearning" I read about. Today the code returned after 298 miles., 2017 Chevy Cruze, Check engine light is on, steady, not flashing. Throwing code P0172. Approximately 52,000 miles. Bought used almost a year ago, no other maintenance issues to date. Took it to a loca … read more, The check engine light on your 2018 Chevrolet Cruze will normally shut itself off if the issue or code that caused it to turn on is fixed. For instance, if the cause of your check engine light coming on was a loose gas cap, if it's tightened, the light will immediately turn itself off. Also, if your catalytic converter is working perfectly, and ..., Yesterday while driving a yellow icon of an engine appeared suddenly on the dashboard. The owner manual is not clear on what does it mean and how to handle it. Thanks a lot in advance for any advise. That’s a check engine light. The code needs to be read to determine what’s wrong with the vehicle., I have 2016 Gen 2 Cruze with 68,000+ miles on it. Last week, the check engine light was on for 3 straight days and I got an email from OnStar that said "An issue with the emissions system in your 2016 Chevrolet Cruze has been detected. Please service your vehicle within 1 day." The past few days the light hasn't come on at all, and it seems to ..., Moved Permanently. Redirecting to /radio/R%c3%a1dio-Luz-e-Alegria-FM-959-s99941/, Was out and about today when my check engine light came on, no indication of anything wrong cruze drove like normal. Took it to AutoZone and they said it was a code for the turbo charger. drove car to and from work after that, on way home seemed like it was running a little rough. Scheduled an appointment with a Chevy dealer for tomorrow, Hope ..., Engine Light on - Service Stabilitrak. I have a turbo (4 cylinder, 1.4L automatic) 2011 Cruze. I just bought it used last week. It's right at 51,555ish miles. In the past week the "Service Stabilitrak" light came on, and blinked, then went away. It did this twice when I swerved, so I thought it was related to that., I have a 2016 Chevy Cruze and it has the check engine light flashing and the service stabilitrak and the traction control light on and it's barely pulling. Mechanic's Assistant: Im sorry to hear about the issues youre experiencing with your 2016 Chevy Cruze, but our Chevy Mechanic will be able to help you diagnose and resolve the problem. Have you noticed any other issues or issues with your ..., Get ratings and reviews for the top 7 home warranty companies in Chevy Chase, MD. Helping you find the best home warranty companies for the job. Expert Advice On Improving Your Hom..., 5 posts · Joined 2017. #25 · Jul 21, 2018. I own a 2013 Cruze. It has no letters such as LS or LT. The check timing belt message appeared yesterday. Looking through the owners manual I cannot find anywhere that tells me if my engine is a 1.4 or 1.8. I apologize for the simplicity of this question., Many times subsequent codes are simply reactions to the first code. 2018 Honda Clarity Touring PHEV - Forest Green w/Tan interior (wife's car) 2017 Volt LT - Heather Gray; black bow ties, Charcoal VoltShelf. 2012 ECO MT ( hail totaled 5/8/2017 @103,600 miles - 42.5 MPG (5.5 L/100km)) - Black Granite/Cloth; 814 mile range; Bluetooth Stereo AUX ..., 2013 Cruze LS check engine light. My daughter took her Cruze to a local oil change spot. While there they sold her a engine air filter and a cabin air filter. Now she has a check engine light. THe car was hard starting 2x and hesitates.Advance auto read a P0171 fault code., Bought a 2011 Cruze LT 6 Speed auto w/1.4L Turbo about 3 weeks ago. The car has 17,265 miles on it. Driving on a main highway at 70mph my check engine MIL came on. After seeing this, I started to slow down and move over to the right and check on what the issue was. In the middle of lane changing making my way over, the Stabilitrak …, Chevy_Country. 635 posts · Joined 2015. #5 · Dec 7, 2015. I had the SAME problem, nickD is right, in a lot of words lol (just messin with ya bud) my problem was they didn't tighten the oil filter OR drain plug and I saw the end of my dipstick still had darker than new oil so definetly check their work. 2011 Chevy Cruze LTZ 1.4L Turbo., XtremeRevolution said: When the PCV check valve goes out, it tends to result in leaks in many areas on the engine. Check for that first: 2011-2016 Cruze 1.4 PCV Valve Cover/Intake Manifold Issues. If everything looks good there, your CPASV seals may be leaking. How-To: Replace CPASV (Camshaft Position Actuator..., Cooling Fan Left Medium Speed Relay. 2. Cooling Fan Speed Control 2 Relay. 3. Cooling Fan Right Medium Speed Relay. WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market. Chevrolet, Cruze electricity. Chevrolet Cruze (2008 - 2016) - fuse box diagram., Is the bad traction control can cause problems with the engine? Is the check engine light on or always flashing when the traction control light is on? Flashing of Cruze Check Engine Light Due to Ignition Issues. Check out the flashes of the engine light and traction control light on and their causes, The check engine light on your 2018 Chevy Cruze will usually shut itself off if the issue or code that caused it to turn on is fixed. For example, if the cause of your check engine light coming on was a loose gas cap, if it's tightened, the light will rapidly turn itself off. Likewise, if your catalytic converter is working accurately, and you ..., Chevy Cruze P0456 OBDII Code Symptoms. P0456 code will typically not be accompanied by any noticeable symptoms other than the smell of gas and the service engine soon light.. Gas Smell– You may smell fuel vapor around the fuel tank area or fuel filler tube.; Check engine light– P0456 may be accompanied by other EVAP-related …, This was very helpful & accurate. I have a 2012 Eco with 64,000 miles. My check engine light came on and I did get the stability light on once during the whole episode. I was experiencing a rough idle. ... I keep getting code P1101 on my 2012 Chevy Cruze ECO 1.4 L turbo charged. I am at the dealer about once a week now. On my third valve cover ..., How To Reset Service StabiliTrak Light 1. Turn off the engine. Ensure that your vehicle’s engine is completely turned off before proceeding with the reset process. 2. Disconnect the battery. Locate the vehicle’s battery, typically found in the engine bay. Using the appropriate tools, carefully disconnect the negative (-) terminal of the ..., P0420 is the code.. when I am driving at the speed of 60-90 there is no check engine light. But when I drive more than 100 check engine light comes on. if you are able to see your cat efficiency data with your scan tool then check that. It gives a reading percentage wise like .778., Sedan (4 Door) On many cars, the high beam bulb runs at reduced power during the day - check 'em and change 'em! 2011 Chevrolet Cruze LT 1.4L 4 Cyl. Turbo. This free video provides the steps to diagnose and clear a check engine light on a 2011 Chevrolet Cruze LS 1.8L 4 Cyl.. The video also provides steps on how to read the 2011 Chevrolet Cruze ..., 2012 Chevrolet Cruze Eco 2009 Honda Fit Sport Learn from the mistakes of others, so when you err it can be in new and interesting ways. ... Got it back a few days later and didn't see an improvement in power or performance. Check engine light turned back on yesterday, and just today, service traction control/service stabili-trak turned on. Its ..., The check engine light is part of every vehicle that has an electronic engine management system, either an integral one or only for fuel ignition. Its function is to alert the driver about any type of engine problems. While driving, the computer of your Cruze (ECU o PCM) monitors air/fuel supply and exhaust gases in order to verify that the ...