Description
The electrical load signal (Headlamp switch signal, rear window defogger switch signal, etc.) is transferred via the CAN communication.
Component Function Check
1.CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION
Is the inspection result normal? YES >> GO TO 2.
NO >> Proceed to EC-462, "Diagnosis Procedure".
2.CHECK LIGHTING SWITCH FUNCTION
Check “LOAD SIGNAL” indication under the following conditions.
Is the inspection result normal? YES >> GO TO 3.
NO >> Proceed to EC-462, "Diagnosis Procedure".
3.CHECK HEATER FAN CONTROL SWITCH FUNCTION
Select “HEATER FAN SW” and check indication under the following conditions.
Is the inspection result normal? YES >> INSPECTION END
NO >> Proceed to EC-462, "Diagnosis Procedure".
Diagnosis Procedure
1.INSPECTION START
Confirm the malfunctioning circuit (rear window defogger, headlamp or heater fan). Refer to EC-462, "Component Function Check".
Which circuit is related to the incident? Rear window defogger>>GO TO 2.
Headlamp>>GO TO 3.
Heater fan>>GO TO 4.
2.CHECK REAR WINDOW DEFOGGER SYSTEM
Check rear window defogger system. Refer to DEF-19, "Work Flow".
>> INSPECTION END
3.CHECK HEADLAMP SYSTEM
Check headlamp system. Refer to EXL-82, "Work Flow" (with halogen headlamp) or EXL-219, "Work Flow" (with LED headlamp).
>> INSPECTION END
4.CHECK HEATER FAN CONTROL SYSTEM
Check heater fan control system. Refer to HAC-46, "Work Flow" (with automatic air conditioner) or HAC-146, "Work Flow" (with manual air conditioner).
>> INSPECTION END
Power supply routing circuit
Wiring Diagram —Battery Power Supply —
Wiring Diagram —Accessory Power Supply —
Wiring Diagram —Ignition Power Supply —
Fuse
If fuse is blown, be sure to eliminate cause of malfunction before
ins ...
Precaution
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT
BELT
PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”,
used along
with a front seat belt, helps to reduce the risk or severity of injury to the
...
Precaution
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT
BELT
PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”,
used along
with a front seat belt, helps to reduce the risk or severity of injury to the
...