1.CHECK THE IGNITION SWITCH SIGNAL
2.CHECK ACC POWER SUPPLY FOR POWER STEERING CONTROL MODULE
3.CHECK ACC POWER SUPPLY CIRCUIT FOR POWER STEERING CONTROL MODULE
- Pull the parking brake switch.
note | Check the parking brake switch indicator is turn On. |
- Ignition switch OFF.
- Get out of the vehicle and close all doors.
- Wait 65 seconds.
note | - Check the parking brake switch indicator turn OFF.
- If the rear brake caliper is heated, wait an hour so that parking brake switch indicator does not turn OFF.
|
- Check the 5A fuse (#33).
- Check continuity between power steering control module harness connector and the fuse block (J/B).
Power steering control module | Fuse block (J/B) | Continuity |
Connector | Terminal | Connector | Terminal |
E31 | 5 | E28 | 9J | Existed |
Is the inspection result normal?
Perform the trouble diagnosis for ignition power supply circuit. Repair / replace harness, connector, or fuse.
4.CHECK 12V BATTERY POWER SUPPLY FOR POWER STEERING CONTROL MODULE
5.CHECK 12V BATTERY POWER SUPPLY CIRCUIT FOR POWER STEERING CONTROL MODULE
- Pull the parking brake switch.
note | Check the parking brake switch indicator is turn On. |
- Ignition switch OFF.
- Get out of the vehicle and close all doors.
- Wait 65 seconds.
note | - Check the parking brake switch indicator turn OFF.
- If the rear brake caliper is heated, wait an hour so that parking brake switch indicator does not turn OFF.
|
- Check the 100A fusible link (#H).
- Check the harness for open or short between power steering control module harness connector No.7 terminal and the 100A fusible link (#H).
Is the inspection result normal?
Perform the trouble diagnosis for power supply circuit. Repair / replace harness, connector, or fusible link.
6.CHECK POWER STEERING CONTROL MODULE GROUND CIRCUIT
7.CHECK TERMINAL
- Pull the parking brake switch.
note | Check the parking brake switch indicator is turn On. |
- Ignition switch OFF.
- Get out of the vehicle and close all doors.
- Wait 65 seconds.
note | - Check the parking brake switch indicator turn OFF.
- If the rear brake caliper is heated, wait an hour so that parking brake switch indicator does not turn OFF.
|
- Check power steering control module terminals for damage or loose connection with harness connector.
- Check fuse block (J/B) terminals for damage or loose connection with harness connector.
Is the inspection result normal?
INSPECTION END Repair / replace harness, connector, or terminal.