P0C2F - Internal Control Module Drive Motor/Generator-Engine Speed Sensor Performance
P0C2F - INTERNAL CONTROL MODULE DRIVE MOTOR/GENERATOR-ENGINE SPEED SENSOR PERFORMANCE
| Description: |
This DTC sets when the TCM detects a concern in the expected speed or rotational direction between the engine, traction motor, and generator. |
| Possible Causes: |
- GR1 or GR2 circuit open
- GS1 or GS2 circuit open
- GC1 or GC2 circuit open
- GR1 or GR2 circuit short to ground
- GS1 or GS2 circuit short to ground
- GC1 or GC2 circuit short to ground
- GR1 or GR2 circuit short to voltage
- GS1 or GS2 circuit short to voltage
- GC1 or GC2 circuit short to voltage
- MR1 or MR2 circuit open
- MS1 or MS2 circuit open
- MC1 or MC2 circuit open
- MR1 or MR2 circuit short to ground
- MS1 or MS2 circuit short to ground
- MC1 or MC2 circuit short to ground
- MR1 or MR2 circuit short to voltage
- MS1 or MS2 circuit short to voltage
- MC1 or MC2 circuit short to voltage
- Crankshaft position (CKP) sensor concern
- Vehicle speed sensor (VSS) concern
- Damaged or seized transmission gearset
|
| Diagnostic Aids: |
Diagnose all other generator or traction motor resolver DTCs first. |
| Application |
Key On Engine Off |
Key On Engine Running |
Continuous Memory |
| All |
GO to Pinpoint Test TX
. |