C15C1

C15C1-00 EPS MECHANICAL PERFORMANCE

- When Monitored:
Continuously.

- Set Conditions:
The Electronic Power Steering (EPS) Module is requesting a motor torque change and the rotor positioning is not responding within two seconds.





Diagnostic Test

1. INSPECT THE STEERING GEAR FOR INCORRECT INSTALLATION, DAMAGE OR MECHANICAL FAILURE
1. Turn the ignition off.
2. Visually inspect the Steering Gear for Improper installation, damage or mechanical failure. Steering Gear - Installation.

Were any problems found?

Yes

- Repair as necessary.
- Perform the EPS VERIFICATION TEST. EPS Verification Test.

No

- Go To 2

2. VERIFY THE DTC IS ACTIVE

NOTE: This DTC must be active for the results of this test to be valid.

1. Ignition on, engine not running.
2. With the scan tool, record and erase DTCs.
3. Start the engine.
4. Turn the steering wheel from lock to lock.
5. With the scan tool, read DTCs.

Is the DTC active at this time?

Yes

- Replace the Electronic Power Steering (EPS) Module. Steering Gear - Removal.
- Perform the EPS VERIFICATION TEST. EPS Verification Test.

No

- The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring harness and electrical connectors.
- Perform the EPS VERIFICATION TEST. EPS Verification Test.