FixVault

Possible Causes

Possible Causes 
S/C SWITCH SENSE CIRCUIT SHORTED TO VOLTAGE
RESISTANCE IN THE S/C SWITCH SENSE CIRCUITS
RESISTANCE IN THE (V937) S/C SWITCH RETURN CIRCUIT
S/C SWITCH SENSE CIRCUITS SHORTED TO THE (V937) S/C SWITCH RETURN CIRCUIT
S/C SWITCH SENSE CIRCUITS SHORTED TO GROUND
CLOCKSPRING
SPEED CONTROL SWITCH
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See  DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure  .