Engine Error
P2103
Throttle Actuator Control Motor Circuit High
Severity
High
Symptoms
Limp mode, forced idle, MIL illuminated
Common Causes
- Short to battery voltage in TAC circuit
- Failed throttle body
- Pinched wiring harness
- Bad PCM
How to Fix
- 1 Repair wiring short to power
- 2 Replace throttle body assembly
- 3 Reroute and wrap wiring harness
- 4 Test PCM output
Estimated Repair Cost
USD
$100
–
$600
Wiring repair: $150; Throttle body: $300 - $600