DTC P1651: - Power Steering Pressure (PSP) Switch Input

DTC P1651: - POWER STEERING PRESSURE (PSP) SWITCH INPUT

Description:	The powertrain control module (PCM) counts the number of vehicle speed transitions from 0 to a calibrated speed. After a calibrated number of speed transitions, the PCM expects the PSP input to change. This DTC is set if the transition is not detected.
Possible Causes:	Vehicle towed with the engine running The power steering hydraulic concern was repaired but the DTC was not erased PSP switch/shorting bar damaged SIG RTN circuit open PSP circuit open or shorted to SIGRTN
Diagnostic Aids:	Check if the vehicle was towed or a power steering repair was carried out. Observe the PSP PID while checking the wires for intermittent concerns.
Application	Key On Engine Off	Key On Engine Running	Continuous Memory
All	-	-	GO to Pinpoint Test FF .