Description
Heats the heating wire with the power supply from the rear window defogger relay to prevent the door mirror from fogging up.
Component Function Check
1. CHECK DOOR MIRROR DEFOGGER LH
Check that heating wire of door mirror defogger LH is heated when turning the rear window defogger switch ON.
Is the inspection result normal? YES >> Door mirror defogger is OK.
NO >> Refer to DEF-28, "Diagnosis Procedure".
Diagnosis Procedure
Regarding Wiring Diagram information, refer to DEF-12, "Wiring Diagram".
1. CHECK POWER SUPPLY CIRCUIT

Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace harness.
2. CHECK GROUND CIRCUIT

Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace harness.
3. CHECK DOOR MIRROR DEFOGGER LH
Check door mirror defogger LH.
Refer to DEF-29, "Component Inspection".
Is the inspection result normal? YES >> GO TO 4.
NO >> Replace door mirror. Refer to MIR-22, "Removal and Installation".
4. CHECK INTERMITTENT INCIDENT
Check intermittent incident.
Refer to GI-41, "Intermittent Incident".
Is the inspection result normal? YES >> Check the following.
NO >> Repair or replace the malfunctioning parts.
Component Inspection
1. CHECK DOOR MIRROR DEFOGGER LH

Is the inspection result normal? YES >> Inspection End.
NO >> Replace door mirror LH. Refer to MIR-22, "Removal and Installation".
Rear window defogger power supply and ground circuit
Passenger side door mirror defoggerForward Collision Warning (FCW) system
(if so equipped)
The Forward Collision Warning (FCW) system
will warn the driver by flashing the FCW indicator
light and providing a warning chime when your
vehicle is getting close to the vehicle ahead in the
traveling lane.
The FCW system will function when your vehicle
is driven at speeds of approximately ...
C1609 vehicle speed signal
DTC Logic
DTC DETECTION LOGIC
DTC
Display item
Malfunction detected condition
Possible cause
C1609
CAN VHCL SPEED
Malfunction is detected in vehicle speed signal that
is output from ABS actuator and electric unit (control
unit) via CA ...
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.GET INFORMATION FOR SYMPTOM
Get detailed information from the customer about the symptom (the
condition and the environment when
the incident/malfunction occurs).
Check operation condition of the ...