Code P093, Traction Control System PWM Link Failure: Action
WARNING: This page is about a different car, the 1995 Cadillac Eldorado. However, it is still accessible from the selected car via links, so may be relevant.
TRACTION DISABLED message displayed in DIC. PCM disables 1st gear and transaxle shift adapts are maintained at current levels.
NOTE:
Test numbers refer to numbers on diagnostic chart.
- Checks for traction control communication code that was set. Determines if it is a PCM problem or not.
- Checks for proper output voltage from PCM.
- Checks circuit No. 594 for open.
- Checks circuit No. 594 for short to ground.
- Checks circuit No. 594 for short to voltage.
- Checks for intermittent traction control problem. If traction control system is okay, check for faulty PCM or EBTCM.