OBD-II Code · Sensors
P2128
Pedal Position Sensor E High
high severityDo not drive$150-$500
Accelerator pedal sensor E voltage high.
Common symptoms
- Limp mode
Likely causes
- Failed sensor
- Wiring short
Where to start
- Try the cheapest cause first. Start by checking: failed sensor.
- Cost & scope. $150-$500
- If the code returns after the fix: escalate to a shop or scanner with live-data and freeze-frame. A code that re-sets means the underlying fault is still there. Don't keep driving with this one active — risk of damage.
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