Diagnostic Test
- INTERNAL FAILURE DTC PRESENT
- Turn the ignition on.
- With the scan tool, read DTCs.
- With the scan tool, erase stored DTCs.
- Turn the ignition off.
- Turn the ignition on.
- With the scan tool, read DTCs.
Does the scan tool display C1009-49-ECU-INTERNAL FAILURE?
Yes
- Replace the Tire Pressure Monitoring (TPM) Module in accordance with the Service Information. Refer to MODULE, TIRE PRESSURE MONITORING (TPM), REMOVAL .
- Perform the TPM VERIFICATION TEST. Refer to STANDARD PROCEDURE - TPM VERIFICATION .
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 and connectors.
- Perform the TPM VERIFICATION TEST. Refer to STANDARD PROCEDURE - TPM VERIFICATION .