When did jeep start using OBD2?
Jeep installed an OBD connector when the first computers were installed in the late 70’s and continued to the ’96 model year when it was relocated under the dash and reshaped to meet the federal mandate.
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 does open or shorted mean on OBD1 Jeep?
41**: Alternator field control circuit open or shorted. 42*: An open or shorted condition detected in the auto shutdown relay circuit. An open condition detected in the ASD relay output circuit. An open or shorted condition detected in the fuel pump relay control circuit. An open circuit between PCM and fuel gauge sending unit.
Is there a scanner that can read OBD codes?
Both wires terminate in one ring terminal attached to the engine block at the oil dipstick tube bracket attach stud. It’s called G102. Will check this out – I too cant read codes with my scanner although the scanner works perfectly on my other car…Thanks You should check the two grounds (4&5) in the engine bay.
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.
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.
41**: Alternator field control circuit open or shorted. 42*: An open or shorted condition detected in the auto shutdown relay circuit. An open condition detected in the ASD relay output circuit. An open or shorted condition detected in the fuel pump relay control circuit. An open circuit between PCM and fuel gauge sending unit.
How to check engine light codes on Jeep Cherokee?
Jeep Check Engine Light Codes 1 Connect scan tool to the 16-pin data link connector (DLC) located near the steering column. The connector may have a removable cover. 2 Turn the ignition on. 3 Follow scan tool manufacturer’s operating instructions to access the Diagnostic Trouble Codes (DTC’s).
What’s the diagnostic code for a Jeep YJ?
Diagnostic trouble code and descriptions: 11*: No crank reference signal detected during cranking. Timing belt skipped one or more teeth; or intermittent loss of either camshaft position sensor or crankshaft position sensor. 12*: Battery or computer recently disconnected within the last 50 start cycles).