DTC U0230 (Gauge Control Module) (2017 2018 2019 2020)
DTC U0230 : Gauge control module lost communication with PTG
| DTC Description | DTC |
|---|---|
| U0230 Gauge control module lost communication with PTG |
DTC (Gauge Control Module)
If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN System Diagnosis Test Mode A - Initial Communication and DTC Checks (2017 2018 2019 2020)
- Problem verification
- 1. Clear the DTCs with the HDS.
- 2. Turn the vehicle to the OFF (LOCK) mode and then the ON mode.
- 3. Wait for at least 6 seconds.
- 4. Check for DTCs with the HDS.
DTC Description DTC U0230 Gauge control module lost communication with PTG Is DTC U0230 indicated?
YES
Go to step 2.
NO
Intermittent failure, the system is OK at this time. Check for loose or poor connections.
- Open wire check (B-CAN lines)
- 1. Turn the vehicle to the OFF (LOCK) mode.
- 2. Disconnect the receiving control unit connector.
Gauge control module connector A (32P) - 3. Disconnect the transmitting control unit connectors.
Power tailgate control unit connector C (14P) - 4. Check for continuity between test points 1 and 2.
Test condition Vehicle OFF (LOCK) mode
Gauge control module connector A (32P): disconnected
Power tailgate control unit connector C (14P): disconnectedTest point 1 Gauge control module connector A (32P) (female terminals) No. 25: Test point 2 Power tailgate control unit connector C (14P) (female terminals) No. 1: Test point 1 Gauge control module connector A (32P) (female terminals) No. 26: Test point 2 Power tailgate control unit connector C (14P) (female terminals) No. 2: Is there continuity?
YES
The B-CAN_L to B-CAN_H wire is OK. Go to step 3.
NO
Repair an open or high resistance in the wire (s).
- Determine possible failure area (the receiving control unit or the transmitting control unit)
- 1. Reconnect all connectors.
- 2. Clear the DTCs with the HDS.
- 3. Turn the vehicle to the OFF (LOCK) mode and then the ON mode.
- 4. Wait for at least 6 seconds.
- 5. Check for DTCs with the HDS.
DTC Description DTC U0230 Gauge control module lost communication with PTG Is DTC U0230 indicated?
YES
Check for loose terminals and poor connections in the receiving control unit connector. Check is OK, replace the gauge control module .
NO
The receiving control unit is OK at this time. Replace the power tailgate control unit .