Autocar Self Repair Guides

P1490 low speed fan ctrl relay circuit open or shorted read our article on automotive circuit testing for help with this jeep check engine light code. P0123 tps app circuit high.

How To Check Codes And Clear Codes For Free Check Engine Light Youtube

P1492 battery temperature sensor voltage too high.

Jeep wrangler check engine light codes. Jeep wrangler check engine light codes. P1491 radiator fan control relay circuit open or shorted read our article on automotive circuit testing for help with this jeep check engine light code. P0118 engine coolant temperature sensor circuit high.

P0121 throttle position sensor 1 performance. P0117 engine coolant temperature sensor circuit low. P0122 throttle position sensor 1 circuit low.

If you drive a jeep wrangler jk you can check engine fault codes by inserting the key into the ignition and turning it 3x to the run position without starting the vehicle. P0116 engine coolant temperature sensor performance. P0122 tps apps circuit low.

Turning the key 3x tells the obd on board diagnostics computer there has been 3 bad runs with the same error and it throws out a code on the instrument panel. If there s any indicator that there s something wrong with.