SYMPTOM PROCEDURES
SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR
54B-241
YES :
The trouble can be an intermittent
malfunction (Refer to GROUP 00
− How to
Cope with Intermittent Malfunction
P.00-5
).
NO :
Replace the ETACS-ECU.
INSPECTION PROCEDURE H-4: The rear washer does not work.
CAUTION
Whenever the ECU is replaced, ensure that the
input and output signal circuits are normal.
COMMENTS ON TROUBLE SYMPTOM
If the rear washer does not work normally, the input
signal circuits to the washer switch, rear washer
motor or the ETACS-ECU may be defective.
IGNITION
SWITCH (ACC)
ETACS-ECU
J/B SIDE
INPUT SIGNAL
REAR WASH. SW
WASHER
MOTOR
FRONT-ECU
REAR WASHER
RELAY
WINDSHIELD
WASHER RELAY
Rear Washer Drive Circuit
Wire colour code
B : Black LG : Light green
G : Green L : Blue
W : White Y : Yellow
SB : Sky blue BR : Brown
O : Orange GR : Gray
R : Red P : Pink V : Violet