Engine Error
P2127
Throttle/Pedal Position Sensor/Switch E Circuit Low Input
Severity
High
Symptoms
Check engine light, no acceleration, engine idling only
Common Causes
- Failed APP sensor 2 (Switch E)
- Wiring harness shorted to ground
- Corrosion on pedal connector
- Object jammed under pedal causing sensor damage
How to Fix
- 1 Replace accelerator pedal assembly
- 2 Repair wiring harness
- 3 Clean connector contacts
- 4 Clear debris from pedal area
Estimated Repair Cost
USD
$50
–
$350
Pedal assembly: $150 - $350