DIAGNOSTIC FUNCTION
SIMPLIFIED WIRING SYSTEM (SWS)
54B-5
DIAGNOSTIC FUNCTION
M2541003000136
DIAGNOSTIC TROUBLE CODE SET
The ETACS-ECU sends diagnostic trouble codes if
the communication line is faulty when the scan tool is
connected.
NOTE: Refer to the Service Manual for details of the
diagnostic items.
SWS INPUT SIGNAL CHECK BY SCAN TOOL
.
When the scan tool is connected to the data link con-
nector, and switches input for the SWS are operated,
the tone alarm in the scan tool sounds, indicating
whether the operations of the switches are satisfac-
tory or not.
.
INPUT SIGNALS THAT CAN BE CHECKED
INPUT SIGNAL CONDITIONS FOR SOUNDING TONE ALARM
Ignition switch (ACC) Turn from "LOCK" (OFF) to "ACC" position
Ignition switch (IG1) Turn from "ACC" to "ON" position
Key reminder switch Remove the ignition key from ignition key cylinder
(from inserted position)
Hazard light switch Turn from OFF to ON
Driver’s seat belt switch Remove the seat belt tongue from the seat belt
buckle with the ignition key in the "ON" position
Driver's, passenger’s or rear door switch Open the door
Driver's or passenger’s door lock key cylinder switch Turn the key to the lock or unlock position
Driver's door lock actuator switch Move the door lock knob from lock position to
unlock position or vice versa
Door lock switch (incorporated in power window main
switch and power window sub switch)
Press "LOCK" or "UNLOCK" side
Backup light switch Move the shift lever to the "R" position
Vehicle speed sensor Speed changes from less than 10 km/h to more
than 10 km/h
Column
switch
Tail light switch Lighting switch is turned to the tail light position
Headlight switch Lighting switch is turned to the headlight position
Dimmer switch Switch is turned from the OFF to the ON position
Passing switch
Turn signal light LH switch
Turn signal light RH switch
Windshield mist wiper switch
Windshield intermittent wiper switch
Windshield low speed wiper switch
Windshield high speed wiper switch
Windshield intermittent wiper interval
adjusting knob
Turned from FAST to SLOW (Output once near the
centre)
Windshield washer switch Switch is turned from the OFF to the ON position
Interior light loaded signal Interior lights illuminated