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Check the A/T fluid for amount and condition (not severely contaminated), and
fill or replace the A/T fluid if necessary. Then, check the trouble symptom again.
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Q.
Is the trouble symptom reproduced?
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This diagnosis is complete.
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Measure the line pressure (Refer to ).
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Q.
Is the check result normal?
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The stop lamps should illuminate when the brake pedal is depressed, and extinguish when
released.
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Q.
Is the check result normal?
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Refer to stop lamp switch system (Refer to GROUP 54A - ETACS - Troubleshooting,
Input Signal Procedures).
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If the trouble symptom occurs again, check and replace the solenoid harness. Then, check
the trouble symptom again.
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Q.
Is the trouble symptom reproduced?
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This diagnosis is complete.
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If the trouble symptom is not solved, replace the valve body. Then, check the trouble
symptom again.
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Q.
Is the trouble symptom reproduced?
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This diagnosis is complete.
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(2)Test drive the vehicle.
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(3)Verify that the condition described by the customer exists.
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Q.
Is the trouble symptom reproduced?
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After checking the oil pump for damage, check each clutch and brake for any damage,
and replace if necessary. (It is highly possible that the clutch C1 and one-way clutch F3 that
engage in 1st gear are damaged.)
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This diagnosis is complete.
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