Diagnosis Procedure

ELECTRICAL LOAD SIGNAL


Diagnosis Procedure

1.CHECK LOAD SIGNAL CIRCUIT OVERALL FUNCTION-I
1. Turn ignition switch ON.
2. Select "DATA MONITOR" mode with CONSULT-III.
3. Select "LOAD SIGNAL" and check indication under the following conditions.





OK or NG
OK - GO TO 2.
NG - GO TO 4.
2.CHECK LOAD SIGNAL CIRCUIT OVERALL FUNCTION-II
Check "LOAD SIGNAL" indication under the following conditions.





OK or NG
OK - GO TO 3.
NG - GO TO 5.
3.CHECK HEATER FAN SIGNAL CIRCUIT OVERALL FUNCTION
Select "HEATER FAN SW" and check indication under the following conditions.





OK or NG
OK INSPECTION END
NG - GO TO 6.
4.CHECK REAR WINDOW DEFOGGER SYSTEM
Refer to Initial Inspection and Diagnostic Overview.
INSPECTION END
5.CHECK HEADLAMP SYSTEM
Refer to System Description (For USA)
INSPECTION END
6.CHECK HEATER FAN CONTROL SYSTEM
Refer to Reading and Clearing Diagnostic Trouble Codes.
INSPECTION END