Circuit/System Verification
- Vehicle in Service Mode. Radio ON.
- Verify that DTC U0029 is not set with symptom byte 02.
- If DTC U0029 is set with symptom byte 02
Refer to DTC U2098 .
- If DTC U0029 is set with other symptom bytes except 02
- If DTC U0029 is set with symptom byte 02
- Verify that DTC U0028 is set.
- If the DTC is set
Refer to DTC U0028 .
- If the DTC is not set
- If the DTC is set
- Refer to Testing for Intermittent Conditions and Poor Connections to test for an intermittent condition.