Circuit/System Verification
- Ignition ON.
- Verify DTC U3000 is not set.
- If DTC U3000 is set with symptom byte 43, 47, or 4B
- Program the device that set the DTC.
- Verify the DTC does not set.
- If the DTC sets, replace the device that set the DTC.
- If the DTC does not set
- All OK.
- If DTC U3000 is set with any symptom byte, except 43, 47, or 4B
Replace the device that set the DTC.
- If DTC U3000 is not set
- All OK