The power steering control module (PSCM) continuously monitors the voltage and current levels being commanded to the power steering motor. The PSCM compares the commanded and feedback current levels to detect malfunctions in the power steering motor.
This diagnostic procedure supports the following DTC:
DTC C0475 Electric Steering Motor Circuit
This vehicle has DTCs which include DTC Symptoms. For more information on DTC Symptoms, refer to DTC Symptom Description .
DTC Symptom | DTC Symptom Descriptor |
---|---|
00 | No Additional DTC Information |
• | The ignition is ON, with the engine ON. |
• | Power Steering System voltage is 9-16 volts. |
• | Steering input is present. |
A short to ground, short to voltage, or an open in the power steering motor, or the circuits to the motor.
• | A DTC C0475 00 is stored in memory. |
• | The driver information center (DIC) displays the POWER STEERING warning message. |
• | No steering assist is provided. |
• | A current DTC will clear on the next malfunction-free ignition cycle. |
• | A history DTC will clear after 100 consecutive malfunction-free ignition cycles. |
• | Using a scan tool |
Step | Action | Yes | No |
---|---|---|---|
1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | |
2 |
Does the scan tool indicate that DTC C0475 00 is current? | Go to Step 3 | Go to Step 4 |
3 | Replace the steering column. Refer to Steering Column Replacement . Did you complete the repair? | Go to Step 3 | -- |
4 |
Does DTC C0475 reset? | Go to Step 2 | System OK |