| DTC 27: | Steering Angle Sensor |
| 1. | Clear the DTC. |
| 2. | Turn the ignition switch OFF, then turn it ON (II) again. |
| 3. | Test-drive the vehicle around a number of corners. |
| 4. | Verify the DTC. Is DTC 64 indicated? YES - Do the appropriate troubleshooting for the DTC.n NO - Go to 5. |
| 5. | Turn the ignition switch OFF. |
| 6. | Disconnect the VSA control unit 47P connector, steering angle sensor 5P connector and yaw rate/lateral acceleration sensor 5P connector. |
| 7. | Turn the ignition switch ON (II). |
| 8. | Measure the voltage between body ground and the VSA control unit 47P connector terminal No. 33, No. 35 individually. Is there 1 V or more? YES - Repair short to power in the wire between the VSA control unit and the steering angle sensor.n NO - Go to 9. |
| 9. | Measure the voltage between body ground and the VSA control unit 47P connector terminal No. 28, No. 29, No. 43 individually. Is there 1 V or more? YES - Repair short to power in the wire between the VSA control unit and the steering angle sensor.n NO - Go to 10. |
| 10. | Turn the ignition switch OFF. |
| 11. | Check for continuity between body ground and the VSA contol unit 47P connector terminal No. 33, No. 35 individually. Is there continuity? YES - Repair short to body ground in the wire between the VSA control unit and the steering angle sensor.n NO - Go to 12. |
| 12. | Check for continuity between body ground and the VSA contol unit 47P connector terminal No. 28, No. 29, No.43 individually. Is there continuity? YES - Repair short to body ground in the wire between the VSA control unit and the steering angle sensor.n NO - Go to 13. |
| 13. | Check for continuity between the VSA contol unit 47P connector terminal No. 33, No. 35 and steering angle sensor 5P connector terminal No. 1, No. 5 individually. Is there continuity? YES - Go to 14. NO - Repair open in the wire between the VSA control unit and the steering angle sensor.n |
| 14. | Check for continuity between the VSA contol unit 47P connector terminal No. 28, No. 29, No. 43 and steering angle sensor 5P connector terminal No. 2, No. 3, No. 4 individually. Is there continuity? YES - Go to 15. NO - Repair open in the wire between the VSA control unit and the steering angle sensor.n |
| 15. | Substitute a known-good steering angle sensor. |
| 16. | Reconnect all of disconnected connectors. |
| 17. | Clear the DTC. |
| 18. | Test-drive the vehicle around a number of corners. |
| 19. | Verify the DTC. Is DTC 27 indicated? YES - Replace the VSA modulator-control unit.n |