DTC 17

DTC: 17 Torque Sensor Vcc1
1. Clear the DTC.
2. Start the engine.
3. Wait at least 10 seconds.
Does the EPS indicator come on?
YES - Go to step 4.
NO - Check for loose wires or poor connections. If the connections are good, the system is OK at this time.
4. Stop the engine, and verify the DTC.
Is DTC 17 or DTC 18 indicated?
YES - Go to step 5.
NO - Perform the appropriate troubleshooting for the code indicated..
5. Make sure the ignition switch is OFF, then disconnect the EPS control unit connector B (14P) and torque sensor 6P connector.





6. Check for continuity between the EPS control unit connector B (14P) terminal No. 1 and body ground.
Is there continuity?
YES - Repair short to body ground in the wire between the torque sensor and EPS control unit.
NO - Go to step 7.





7. Check for continuity between the EPS control unit connector B (14P) terminal No. 1 and the torque sensor 7P connector terminal No. 6.
Is there continuity?
YES - Go to step 8.
NO - Repair open in the wire between the torque sensor and EPS control unit.





8. Check for continuity between the EPS control unit connector B (14P) terminal No. 2 and body ground.
Is there continuity?
YES - Repair short to body ground in the wire between the torque sensor and EPS control unit.
NO - Go to step 9.





9. Check for continuity between the EPS control unit connector B (14P) terminal No. 2 and the torque sensor 7P connector terminal No. 2.
Is there continuity?
YES - Go to step 10.
NO - Repair open in the wire between the torque sensor and EPS control unit.
10. Check for loose wires or poor connections. If the connections are good, substitute a known-good EPS control unit, and connect the all disconnected connectors.
11. Start the engine.
Does the EPS indicator come on?
YES - Go to step 12.
NO - Check for loose EPS control unit connectors. If necessary, replace the EPS control unit and retest. N
12. Stop the engine, and verify the DTC.
Is DTC 17 or DTC 18 indicated?
YES - Check for loose torque sensor connectors. If necessary, substitute a known-good steering gearbox and recheck.
NO - Perform the appropriate troubleshooting for the code indicated.