Electrical Load Signal

ELECTRICAL LOAD SIGNAL


Description

The electrical load signal (Headlamp switch signal, rear window defogger switch signal, heater fan switch signal, etc.) is transferred via the CAN communication line.




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
Initial Inspection and Diagnostic Overview.
- INSPECTION END
5.CHECK HEADLAMP SYSTEM
System Description (For USA) or Lighting and Horns (For Canada).
- INSPECTION END
6.CHECK HEATER FAN CONTROL SYSTEM
Self-Diagnosis Function.
- INSPECTION END