|
|
ELECTRICAL LOAD SIGNAL EC-457 < DTC/CIRCUIT DIAGNOSIS > [VK56DE] C D E F G H I J K L M A EC N P O ELECTRICAL LOAD SIGNAL Description INFOID:0000000009886914 The electrical load signal (Headlamp switch signal, etc.) is transferred through the CAN communication line from BCM to ECM via IPDM E/R. Diagnosis Procedure INFOID:0000000009886915 1. CHECK LOAD SIGNAL CIRCUIT OVERALL FUNCTION-I 1. Turn ignition switch ON. 2. Connect CONSULT and select “DATA MONITOR” mode. 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 . >> INSPECTION END 5. CHECK HEADLAMP SYSTEM >> INSPECTION END 6. CHECK HEATER FAN CONTROL SYSTEM Refer to HAC-17, "CONSULT Function (HVAC)" (with automatic air conditioner) or (with manual air conditioner). Condition Indication Rear window defogger switch: ON ON Rear window defogger switch: OFF OFF Condition Indication Lighting switch: ON at 2nd position ON Lighting switch: OFF OFF Condition Indication Heater fan control switch: ON ON Heater fan control switch: OFF OFF |