The ETACS-ECU will set diagnosis code No. U150B when abnormal signals are received from
the power window main switch.
PROBABLE CAUSES
Faulty power window main switch
DIAGNOSIS PROCEDURE
Check whether the diagnosis code is reset.
Check again if the diagnosis code is set to the ETACS-ECU.
(1)Erase the diagnosis code.
(2)Turn the ignition switch from "LOCK" (OFF) position to "ON" position.
(3)Check if diagnosis code is set.
Q.
Is the diagnosis code set?
Replace the power window main switch.
A poor connection, open circuit, or other intermittent malfunctions in the LIN
bus lines between the power window main switch and the ETACS-ECU (Refer to GROUP 00 - How
to Cope with Intermittent Malfunction ).
Replace the power window main switch.
A poor connection, open circuit, or other intermittent malfunctions in the LIN
bus lines between the power window main switch and the ETACS-ECU (Refer to GROUP 00 - How
to Cope with Intermittent Malfunction