Diagnostic Procedure
CAUTION:
Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the connector.
DIAGNOSIS PROCEDURE
| PINPOINT TEST 7 | THE POWER STEERING CONTROL MODULE DOES NOT RESPOND TO THE SCAN TOOL - HYBRID | ||
|---|---|---|---|
| STEP | INSPECTION | ACTION | |
| 1 | CHECK THE POWER STEERING CONTROL MODULE VOLTAGE SUPPLY CIRCUIT FOR AN OPEN
|
Yes | GO to the next step. |
| No | VERIFY the smart junction box (SJB) fuse 35 (10A) is OK. If OK, REPAIR the circuit in question. CLEAR the DTCs. REPEAT the network test with the scan tool. | ||
| 2 | CHECK THE POWER STEERING CONTROL MODULE GROUND CIRCUIT FOR AN OPEN
|
Yes | GO to the next step. |
| No | REPAIR the circuit. CLEAR the DTCs. REPEAT the network test with the scan tool. | ||
| 3 | CHECK THE HS-CAN CIRCUITS BETWEEN THE POWER STEERING CONTROL MODULE AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN
|
Yes | GO to the next step. |
| No | REPAIR the circuit in question. CLEAR the DTCs. REPEAT the network test with the scan tool. | ||
| 4 | CHECK FOR CORRECT POWER STEERING CONTROL MODULE OPERATION
|
Yes | INSTALL a new power steering control module. CLEAR the DTCs. REPEAT the network test with the scan tool. |
| No | The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. CLEAR the DTCs. REPEAT the network test with the scan tool. | ||