Pinpoint Test B : DTCS C0091:17, C0091:32, C0091:33, C0091:38, C0091:92 And C00A2:1C: Notes
WARNING: This page is about a different variant/trim than selected.
Refer to All Wheel Drive (AWD) for schematic and connector information.
Normal Operation and Fault Conditions
Two position sensors are located within the PTU motor assembly - one for the cam and one for the shift fork. Both sensors are hall effect type and share power and ground.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| C0091:17 | 4WD/AWD Power Transfer Unit Position Sensor "A" Circuit Voltage Above Threshold | PTU cam position signal voltage above threshold. |
| C0091:32 | 4WD/AWD Power Transfer Unit Position Sensor "A" Signal Low Time < Minimum | PTU Cam position sensor signal out of range. PTU Cam position sensor signal < 3% DC. |
| C0091:33 | 4WD/AWD Power Transfer Unit Position Sensor "A" Signal Low Time > Maximum | PTU Cam position sensor signal out of range. PTU Cam position sensor signal > 90% DC. |
| C0091:38 | 4WD/AWD Power Transfer Unit Position Sensor "A" Signal Frequency Incorrect | PTU Cam position sensor frequency out of range. PTU Cam position sensor frequency out of range 1kHz +/- 150Hz. |
| C0091:92 | 4WD/AWD Power Transfer Unit Position Sensor "A" Performance of Incorrect Operation | Actuator Fork Position Out of Range. While the system state is connected/ disconnected, detects a change in cam sensor from valid positions in each state. |
| C00A2:1C | Driveline Control Module Power Transfer Unit Control circuit driver: Circuit Voltage Out of Range | The AWD Module detected Reference voltage outside of 4.7v-5.29v. (AWD Connector pin 25). |
Possible Sources
- Fuse
- Wiring, terminals or connectors
- PTU Cam (A) position sensor
- AWD Module