Scan Tool Displays Undefined DTC
CIRCUIT DESCRIPTION
This symptom table identifies undefined DTCs which are caused by an internal malfunction in the EBTCM.
DIAGNOSTIC AIDS
If the malfunction is not current, use wiggle test on the wiring harness to pinpoint an intermittent malfunction in the motor circuitry or connections.
Thoroughly inspect any circuitry that may be causing the intermittent complaint for the following conditions:
- Backed out terminals
- Improper mating
- Improperly formed or damaged terminals
- Poor terminal-to-wiring connections
- Physical damage to the wiring harness
- Rubbed-through wire insulation
- A broken wire inside the insulation