What to do if check engine light is out on Jeep Liberty?

Simply press the key if that is the case on your pocket scanner. Wait until the onscreen menu has displayed “Command Sent” or has defaulted back to the main menu. Start the engine to the Liberty to determine if the “Check Engine Light” is out.

What does the Mil light on a Jeep Liberty mean?

This simplified the process of diagnosing faulty sensors or modules in the vehicle that communicate to the vehicle’s computer system. When a faulty DTC is detected in the Jeep Liberty’s computerized system, it will trigger the “Check Engine Light” (also known as the malfunction indicator light or MIL), indicating an engine code has occurred.

Where is the DLC on a Jeep Liberty?

Open the driver’s side door of the Jeep Liberty and locate the diagnostic link connector (DLC) under the dash. It is located to the right of the steering wheel on the Liberty. Plug the pocket scanner into the DLC and then turn the ignition key to the accessory position. This will power up all the electrical controls without the engine running.

What are the warning lights on a jeep?

The following are warning lights and indicators found in vehicles built by Jeep. Click a link to learn more about each one. They are roughly ordered by importance, which tends to be by color (red, amber, yellow, orange, green, blue, gray), but there are nearly 80 of them so be patient!

What do the malfunction indicator lights mean on a Jeep Liberty?

The malfunction indicator light — or “MIL” — resembles a car engine. It lights up when the key is in the “On/Run” position, before the engine starts. A MIL that remains lit is indicative of an engine or emissions system problem. The only way to know for certain why it’s on is to have the diagnostic codes checked.

What was the damage to my 2002 Jeep Liberty Limited?

Our 2002 Jeep Liberty Limited was in a small fender bender and was repaired. They replaced the front bumper and some of the front lights, can’t remember which ones. Anyways, the passenger side low beam does not work while the driver side low beam does.

What does a TPMS light mean on a Jeep Liberty?

Slightly overinflated tires are good for fuel economy, but bad for performance and tire longevity, and more prone to blowing out. A TPMS light that flashes when you start the vehicle and remains lit indicates that the TPMS system is malfunctioning — most likely due to a bad pressure sensor.

How to reset the security system on a jeep?

I’ve had the oil cooler crack, the oil pan leak, the electric swaybar disconnect died, the horn short problem, and now this. 60,000 miles of stupid crap like this on a $40K vehicle? I’ll never buy a Chrysler product again. Try unplugging positive or negative side of battery for 5 mins…if that doesn’t do it, you may need to have dealer look at it

When did Jeep Liberty start using OBD II?

Manufactured in 2002, the Jeep Liberty has always integrated the second phase of on-board diagnostics (OBD II). This newer vehicle diagnostic system standardized the placement of the data link connector (DLC) and the diagnostic trouble codes (DTCs).

How does the scanner work on a Jeep Liberty?

Plug the pocket scanner into the DLC and then turn the ignition key to the accessory position. This will power up all the electrical controls without the engine running. The scanner will get its power from the battery in the Liberty and will not require being turned on. Read the onscreen menu of the scanner.

What does check engine light mean on Jeep Liberty?

When the check engine light illuminates on your Jeep Liberty, it is the result of a problem code being sent from a sensor in the vehicle to the internal On-Board Diagnostics (OBD) computer. It means there is an electrical problem.

When does the OBD2 indicator light turn on?

The OBD2 system illuminates the light when there is a problem with the car’s engine, transmission or emission control system. The light turns on only for a reason and you should not ignore it. You should always investigate the cause.

What do you call the drive cycle after an OBD test?

This is commonly referred to as a “drive cycle.” If possible, when working on a vehicle either before or after an E-Check OBD II test; do notclear the Diagnostic Trouble Codes (DTC’s) so that the check engine light remains on after the repair(s).

How do I Turn Off the Check Engine light?

Select “Erase” on the scanner to turn off the check engine light. You will know it worked when you see “Command Sent” or when the screen on the scanner is back to the main menu. Turn the key to start the engine. The check engine light should now be off.

What to do if check engine light is on but no code?

Check the make and model of your reader to see what it is built for and if all else fails, head into a parts store and they should be able to read the issue at no cost to you. No code being generated on the reader does not mean the driver is in the clear.

What are the Check Engine light codes for Chrysler?

P1295Loss Of 5 Volts To TP Sensor P1296Loss Of 5 Volts To MAP Sensor P1297No Change In MAP From Start To Run P1298Lean Operation At Wide Open Throttle P1299Vacuum Leak Found (IAC Fully Seated)

What’s the problem with my Jeep Liberty engine?

Check engine light came on (misfire on cylinder 4) – spark plugs replaced. Light came on again (misfire on cylinder 4) – switched coil from 4 to 2. Light came on again (misfire on cylinder 4) – found out today that every valve on the right side of the engine is burnt.

What does the Mil mean on a Jeep Liberty?

When a faulty DTC is detected in the Jeep Liberty’s computerized system, it will trigger the “Check Engine Light” (also known as the malfunction indicator light or MIL), indicating an engine code has occurred.

What is the code on my Jeep Liberty?

Code indicated a misfire in the #2 cylinder. Am taking it to a mechanic today to have it checked. When engine is first turned on sounds fantastic.

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