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If the rear wiper does not operate continuously when the selector lever is moved to the
R position during the rear wiper operation, the shift position signal input circuit or the ETACS-ECU
may be defective.
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- Malfunction of the inhibitor switch
- Malfunction of the ETACS-ECU
- Damaged harness wires and connectors
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Check that the rear wiper system works normally by operating the rear wiper switch.
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Q.
Is the check result normal?
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Refer to Inspection Procedure 1 "Rear wiper does not work at all ."
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Check that the A/T-ECU set a diagnosis code.
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Q.
Is the diagnosis code set?
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Diagnose the A/T-ECU (Refer to GROUP 23A, Troubleshooting ).
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Check that the rear wiper operates continuously when the selector lever is moved to the
R position during the rear wiper operation.
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Q.
Is the check result normal?
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The trouble can be an intermittent malfunction (Refer to GROUP 00 - How
to Use Troubleshooting/inspection Service Points - How to Cope with Intermittent
Malfunction ).
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Replace the ETACS-ECU (Refer to GROUP 54A - ETACS, ETACS-ECU ).
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