Diagnosis Procedure
- CHECK LOAD SIGNAL CIRCUIT OVERALL FUNCTION-I
- Turn ignition switch ON.
- Check "LOAD SIGNAL" in "DATA MONITOR" mode with CONSULT under the following conditions.
Condition LOAD SIGNAL Lighting switch: ON at 2nd position ON Lighting switch: OFF OFF OK or NG
OK: GO TO 2.
NG: GO TO 4.
- CHECK LOAD SIGNAL CIRCUIT OVERALL FUNCTION-II
Check "LOAD SIGNAL" in "DATA MONITOR" mode with CONSULT under the following conditions.
Condition LOAD SIGNAL Rear window defogger switch: ON ON Rear window defogger switch: OFF OFF OK or NG
OK: GO TO 3.
NG: GO TO 5.
- CHECK HEATER FAN SIGNAL CIRCUIT OVERALL FUNCTION
Check "HEATER FAN SW" in "DATA MONITOR" mode with CONSULT under the following conditions.
Condition HEATER FAN SW Heater fan control switch: ON ON Heater fan control switch: OFF OFF OK or NG
OK: INSPECTION END.
NG: GO TO 6.
- CHECK HEADLAMP SYSTEM
Refer to HOW TO PERFORM TROUBLE DIAGNOSIS or HOW TO PERFORM TROUBLE DIAGNOSIS .
: INSPECTION END
- CHECK REAR WINDOW DEFOGGER SYSTEM
Refer to TERMINAL AND REFERENCE VALUE FOR BCM .
: INSPECTION END
- CHECK HEATER FAN CONTROL SYSTEM
Refer to CONSULT FUNCTION (BCM) .
: INSPECTION END