ABS light indication | 2-3 |
Malfunction code | 2-3 (1) |
Description of malfunction | 24 V short-circuit in ABS valve (right, rearward) |
Vehicle status | Not actuated ABS control |
Possible cause | Short-circuit in harness between ECU and ABS valve |
ECU terminals subject to inspect | The 10th and 16th terminals of 18 pin connector |
Detail
- Turn the starter key "ON".
- Measure voltage between the 10th terminal of the ABS ECU 18 pin connector and the 13th terminal of the 15 pin connector.
(Keep the connectors as assembled to the ECU.)
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Standard value: 1 V or less
This diagram shows the connectors as viewed from the connecting face.
NO
24 V short-circuit in harness between ABS ECU and ABS valve (right, rearward)
Inspect the harness.YES
Proceed to [2] Measuring voltage between terminals
Detail
- Measure voltage between the 16th terminal of the 18 pin connector and the 13th terminal of the 15 pin connector.
(Keep the connectors as assembled to the ECU.)
![]()
Standard value: 1 V or less
This diagram shows the connectors as viewed from the connecting face.
NO
24 V short-circuit in harness between ABS ECU and ABS valve (right, rearward)
Inspect the harness.YES
Normal now. Short-lived 24 V short-circuit is likely to have occurred.
Inspect the harness inspected in steps [1] and [2].
Detail
- Confirm the DTC P0A03 is inactive
- Start the engine and let it idling condition.
- Verify the DTC P0A03 is inactive.
- DTC Clear
- Clear the DTC with Hino DX
- Confirm the same DTC is not reoccurred
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- P0A03 is reoccur: Return to first process
- Other DTC appear: Refer to concerned Trouble shooting
Complete