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Check U1031 Fault Code

When you check engine light came on code U1031 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However your vehicle's manufacturer may have a different definition for the U1031 OBD-II Diagnostic Network (U) Trouble Code. So you should chech it on our car models.

U1031 Code Reason

U1031 DTC specifically refers to the camshaft (cam) timing. In this case, if the cam timing is over-retarded, the engine light will be illluminated and the code will be set.

U1031 Possible Fix :

There could be a number of reasons for noisy brakes. It could be that your brake pads are loose, worn out, or you may have brake dust inside the drum. If you can't see anything wrong with your brake pads, and you suspect it may be brake dust, it may be best to leave this to a professional, brake dust can be extremely dangerous if accidentally inhaled.

U1031 OBD-II Diagnostic Network (U) Trouble Code Description

U1031 SCP (J1850) Invalid or Missing Data for Experimental #1 so you have to check ODB-II Fault Code Check list.

Reason For U1031 Code

The reason of U1031 OBD-II Fault Code Check is U1031 SCP (J1850) Invalid or Missing Data for Experimental #1.

U1031 Solution:

Power Steering Pressure (PSP) Switch Signal Malfunction The PCM counts the number of times vehicle speed transitions from 0 to a calibratable speed. After a calibratable number of speed transitions the PCM expects that the PSP input should have changed. This DTC is set if the transition is not detected. Vehicle towed with engine running Power steering hydraulic concern was repaired but DTC was not erased PSP switch/shorting bar damaged SIG RTN circuit open PSP circuit open or shorted to SIGRTN PCM damaged Check, if possible, if vehicle was towed or power steering service was performed. Observe PSP V PID while checking wires for intermittents.

What does fault code U1031 mean ?
What does a diagnostic reading U1031 mean ?
How to fix OBD2 Code U1031 ?
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