Multi-code OBD2 diagnosis
Enter all the codes your scanner showed, not just the first one. We give you the overall severity, whether you can keep driving, the order in which to check them and how they relate to each other.
Summary
- Overall severity
- High
- Can I keep driving?
- Yes, but with caution
- Estimated cost
- $60 to $350
- Codes analyzed
- 1 of 1
The order below is the recommended one: first the codes that can cause the others. After each repair, clear the codes and check which ones come back.
Order of inspection
P2128 Throttle/Pedal Position Sensor/Switch E Circuit High Input High
The P2128 code means the signal from the pedal or throttle position sensor E is above its maximum value. The main effect is limp mode with limited power. It usually comes from an open circuit or an interrupted ground, so start with the connector.