Circuit/System Verification
- Verify that the DTC sets outside of the conditions for running and setting. Since most occurrences of this DTC are caused by excessive driver inputs, review with the customer the conditions under which the DTC set.
- If the DTC did not set outside of the conditions for running and setting
- Ignition ON.
- Operate the vehicle within the conditions that the customer experienced, avoiding excessive inputs, and verify the DTC does not reset.
- Verify that no steering components down stream of the power steering column assembly are mechanically binding. Refer to Steering Effort Hard or Too Easy in One or Both Directions
- If steering components are mechanically binding, replace the mechanically binding steering components.
- If no steering components are mechanically binding, replace the steering gear.
- All OK.
- If the DTC set outside of the conditions for running and setting
- All OK. The power steering is operating as designed.