CODE NO. L0846
P/W (AS) Parameter read fail
CODE NO. L0850 P/W (AS) Position read
fail
caution |
Before replacing the ECU,
ensure that the input and output signal circuits are normal.
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COMMENTS ON TROUBLE SYMPTOM
- If the front power window sub switch information signals cannot be read,
front power window sub switch sets the diagnostic trouble code No. L0846.
- If the front passenger’s side door window glass position cannot be read,
front power window sub switch sets the diagnostic trouble code No. L0850.
PROBABLE CAUSES
- Malfunction of the front power window sub switch
DIAGNOSTIC PROCEDURE
Diagnosis code recheck
Recheck if the diagnosis code is set.
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(1)Erase the diagnosis code.
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(2)Turn the ignition switch from the LOCK (OFF) position to the ON position.
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(3)Check if the diagnosis code is set.
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Q.
Is the diagnosis code set?
Replace the front power window sub switch.
The diagnosis is complete.