Check B1271 Fault Code

When you check engine light came on code B1271 the reason should be . However your vehicle's manufacturer may have a different definition for the B1271 OBD-II Diagnostic Body (B) Trouble Code. So you should chech it on our car models.

B1271 Code Reason

B1271 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.

B1271 Possible Fix :

Small but critical, a spark plug makes the car move. Its function is to ignite the compressed fuel in the engine. A worn spark plug will cause a weak spark. It may even prevent ignition entirely, or cause ignition at the wrong time. A misfire will affect engine power and fuel economy and cause massive amounts of potential damage.

B1271 OBD-II Diagnostic Body (B) Trouble Code Description

B1271 Servo Motor Potentiometer Defrost Circuit Short To Ground so you have to check ODB-II Fault Code Check list.

Reason For B1271 Code

The reason of B1271 OBD-II Fault Code Check is B1271 Servo Motor Potentiometer Defrost Circuit Short To Ground.

B1271 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.

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