Engine Error
P2128
Throttle/Pedal Position Sensor/Switch E Circuit High Input
Severity
High
Symptoms
No throttle response, engine stays at idle, check engine light
Common Causes
- Short to voltage in APP sensor E circuit
- Failed accelerator pedal assembly
- Broken sensor ground wire
- PCM fault
How to Fix
- 1 Repair wiring short to power
- 2 Replace accelerator pedal
- 3 Repair broken ground wire
- 4 Test PCM
Estimated Repair Cost
USD
$100
–
$400
Pedal assembly: $150 - $350