Before replacing the ECU,
ensure that the input and output signal circuits are normal.
COMMENTS ON TROUBLE SYMPTOM
If the anti-trap function is activated consecutively three times or more, rear power window
sub switch (RH) sets the diagnostic trouble code No. L0A40.
PROBABLE CAUSES
Malfunction of the rear power window motor (RH)
Malfunction of the rear power window sub switch (RH)
DIAGNOSTIC PROCEDURE
STEP 1. Check the power window fully closed position
(1)Carry out the learning procedures of the power window fully closed position. Refer
to .
(2)Recheck if the diagnosis code is set.
.....
Erase the diagnosis code.
.....
Turn the ignition switch from the LOCK (OFF) position to the ON position.
.....
Check if the diagnosis code is set.
Q.
Is the check result normal?
The diagnosis is complete.
Go to Step 2.
STEP 2. Diagnosis code recheck
Replace the rear power window motor (RH). Recheck if the diagnosis code is set.
(1)Erase the diagnosis code.
(2)Turn the ignition switch from the LOCK (OFF) position to the ON position.
.
The diagnosis is complete.
Go to Step 2.