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STEP
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INSPECTION
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ACTION
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1
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INSPECT WIRING HARNESS BETWEEN ABS HU/CM AND DLC-2 FOR CONTINUITY AND SHORT CIRCUIT
• Perform DTC inspection.
• Is any error message displayed regarding communication between ABS HU/CM and the WDS or equivalent?
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Yes
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If the communication error message is displayed even after inspecting according to the procedures displayed in the WDS or equivalent, go to Step 4.
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No
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Go to the next step.
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2
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INSPECT FOR DTCs IN ABS HU/CM
• Have DTCs been stored in memory?
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Yes
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Perform the applicable DTC inspection.
(See DTC Table.)
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No
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Inspect the instrument cluster
If the instrument cluster is normal, go to the next step.
If the instrument cluster has a malfunction, repair the instrument cluster, go to the next step.
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3
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INSPECT WIRING HARNESS BETWEEN ABS HU/CM AND DLC-2 FOR CONTINUITY
• Disconnect the ABS HU/CM connector.
• Is there continuity between connector terminal H, L and DLC-2?
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Yes
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Go to the next step.
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No
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Repair the wiring harness between the ABS HU/CM and DLC-2.
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*4 |
INSPECT WIRING HARNESS BETWEEN ABS HU/CM AND DLC-2 FOR SHORT TO POWER SUPPLY
• Is the voltage approx. 12 V at connector terminal H, L?
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Yes
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Repair the wiring harness between the ABS HU/CM and DLC-2.
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No
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Go to the next step.
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5
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INSPECT WIRING HARNESS BETWEEN ABS HU/CM AND DLC-2 FOR SHORT TO GROUND
Is there continuity between connector terminal H, L and ground?
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Yes
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Repair the wiring harness between the ABS HU/CM and DLC-2.
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No
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Replace the ABS CM (communication circuit malfunction in ABS CM).
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