Description
Heats the heating wire with the power supply from the rear window defogger relay to prevent the rear window from fogging up.
Component Function Check
1. CHECK REAR WINDOW DEFOGGER
Check that the heating wire of rear window defogger is heated when turning the rear window defogger switch ON.
Is the inspection result normal? YES >> Rear window defogger is OK.
NO >> Refer to DEF-26, "Diagnosis Procedure".
Diagnosis Procedure
Regarding Wiring Diagram information, refer to DEF-12, "Wiring Diagram".
1. CHECK FUSES
Check if any of the following fuses in fuse block (J/B) are blown.

Is the inspection result normal? YES >> GO TO 2.
NO >> Replace the blown fuse after repairing the affected circuit.
2. CHECK REAR WINDOW DEFOGGER POWER SUPPLY CIRCUIT

Is the inspection result normal? YES >> GO TO 3.
NO >> Perform rear window defogger relay diagnosis. Refer to DEF-24, "Diagnosis Procedure".
3. CHECK POWER SUPPLY CIRCUIT

Is the inspection result normal? YES >> GO TO 4.
NO >> GO TO 5.
4. CHECK GROUND CIRCUIT

Is the inspection result normal? YES >> GO TO 6.
NO >> Repair or replace harness.
5. CHECK HARNESS CONTINUITY

Is the inspection result normal? YES >> Replace rear window defogger condenser. Refer to DEF-41, "Removal and Installation".
NO >> Replace or repair harness.
6. CHECK FILAMENT
Check filament.
Refer to DEF-27, "Component Inspection".
Is the inspection result normal? YES >> Refer to GI-41, "Intermittent Incident".
NO >> Repair filament. Refer to DEF-39, "Inspection and Repair".
Component Inspection
1. CHECK FILAMENT
Check the filament for damage or open circuits.
Refer to DEF-39, "Inspection and Repair".
Is the inspection result normal? YES >> Inspection End.
NO >> Repair filament. Refer to DEF-39, "Inspection and Repair".
Rear window defogger relay
Driver side door mirror defoggerFuel efficient driving tips
Follow these easy-to-use Fuel Efficient Driving
Tips to help you achieve the most fuel economy
from your vehicle.
Use Smooth Accelerator and Brake
Pedal Application
Avoid rapid starts and stops.
Use smooth, gentle accelerator and
brake application whenever possibl ...
C1120, C1122, C1124, C1126 ABS in valve system
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunction detected condition
Possible causes
C1120
FR LH IN ABS SOL
When a malfunction is detected in front LH ABS IN
valve.
Harness or connector
ABS actuator and electric unit
(control uni ...
Component parts
Component Parts Location
Instrument lower panel LH
No.
Component
Function
1
Combination meter
The combination meter transmittes the following signal via CAN
communications
to the TCM.
SPORT mode switch signal
...