P2128
P2128Throttle Position Sensor 2 - Above Limit
Diagnostic conditions
- Engine running
Possible cause of fault
- Short circuit to B+ in wiring harness
- Throttle adjusting unit faulty
- DME control module faulty
NOTE: When this fault occurs, the value from the accelerator module is limited to 30 % and the dynamic is reduced.
Affected terminals
DME control module connector B, pins 83, 84 and 98
Pin assignment on the throttle adjusting unit
Diagnosis/troubleshooting
