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All| ABS light indication | 4-4 |
| Malfunction code | 4-4 (2) |
| Description of malfunction | GND short-circuit in the wheel sensor (left, rearward) harness |
| Vehicle status | Not actuated left rear wheel ABS |
| Possible cause | GND short-circuit in harness between ECU and the wheel sensor |
| ECU terminals subject to inspect | The 8th and 9th terminals of 18 pin connector |
Detail
- Set the starter key to the "LOCK" position and disconnect the ABS ECU 18 pin connector and 15 pin connector.
- Measure continuity between the 8th terminal of the 18 pin connector (vehicle harness side) and the 13th terminal of the 15 pin connector (vehicle harness side).
Standard: No continuity
NO
GND short-circuit in harness between ABS ECU and the wheel sensor (left, rearward)YES
Normal now. Short-lived GND short-circuit is likely to have occurred.
Inspect the harness.
- Confirm the DTC P0304 is inactive
- Start the engine and let it idling condition.
- Verify the DTC P0304 is inactive.
- DTC Clear
- Clear the DTC with Hino DX
- Confirm the same DTC is not reoccurred
- P0304 is reoccur: Return to first process
- Other DTC appear: Refer to concerned Trouble shooting
Complete
