How do you reset the check engine light on a Jeep Cherokee XJ?
How to Clear a Check Engine Light on a Jeep Cherokee
- Connect the diagnostic scanner cable to the vehicle’s diagnostic port.
- Insert the key into the ignition and turn the key to the run position.
- Wait for the code scanner to read the trouble codes stored in the engine computer, then use the scanner to delete them.
What is the engine code for a Jeep YJ?
Jeep check engine codes for the YJ, XJ and other OBD1 jeeps. Jeep check engine codes for the Jeep Wrangler YJ and the XJ Cherokee. These codes and video may work with other OBD1 Jeeps. When Chrysler / Jeep came up with this idea for getting the engine codes, it was a very smart move.
Why do I get a check engine code on my Jeep?
27*: One of the Injectors output drivers does not respond properly to control signal. 33*: Air conditioning clutch relay circuit open or shorted. If your Jeep doesn’t have AC you will always get this code. Will not trigger a “Check engine light”. 34*: Speed control vacuum or vent solenoid circuits open or shorted.
How to find the OBD code on a jeep?
When the light goes off, get ready to start counting the light flashings. Once the Check Engine Light has turned off, it will pause in the off position for a second or two, and then start to flash, count the flashes. Each OBD code stored will be given to you in a 2 digit sequence.
What causes a check engine light on a Jeep YJ?
12*: Battery or computer recently disconnected within the last 50 start cycles). This is a very common code. Will not trigger a “Check engine light”. 13**: No change in Manifold Absolute Pressure sensor (MAP) from start to run. 14**: MAP sensor voltage too high or too low. 15**: No speed sensor signal detected. 17*: Engine stays cold too long.
Jeep check engine codes for the YJ, XJ and other OBD1 jeeps. Jeep check engine codes for the Jeep Wrangler YJ and the XJ Cherokee. These codes and video may work with other OBD1 Jeeps. When Chrysler / Jeep came up with this idea for getting the engine codes, it was a very smart move.
Can you check the engine code on a Jeep Wrangler?
When Chrysler / Jeep came up with this idea for getting the engine codes, it was a very smart move. This generation of Wranglers and Cherokees had the most simple diagnostics of any other. You need no special scanner to get the trouble code.
12*: Battery or computer recently disconnected within the last 50 start cycles). This is a very common code. Will not trigger a “Check engine light”. 13**: No change in Manifold Absolute Pressure sensor (MAP) from start to run. 14**: MAP sensor voltage too high or too low. 15**: No speed sensor signal detected. 17*: Engine stays cold too long.
When the light goes off, get ready to start counting the light flashings. Once the Check Engine Light has turned off, it will pause in the off position for a second or two, and then start to flash, count the flashes. Each OBD code stored will be given to you in a 2 digit sequence.