Circuit/System Verification
- Ignition ON/Vehicle In Service Mode.
- Verify DTC U0073 - U007E is not set.
- If any of the DTCs are set
Refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- Go to next step: If none of the DTCs are set
- If any of the DTCs are set
- Verify DTC U1609 is not set.
- If the DTC is set
Refer to Circuit/System Testing.
- Go to next step: If the DTC is not set
- If the DTC is set
- A fault is currently not present and may be an intermittent condition.