Description
Heats the heating wire with the power supply from the rear window defogger relay to prevent the rear window from fogging up.
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 "Diagnosis Procedure".
Regarding Wiring Diagram information, refer to DEF "Wiring Diagram".
1. CHECK FUSES
Is the inspection result normal?
YES >> GO TO 2
NO >> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse.
2. CHECK REAR WINDOW DEFOGGER POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between rear window defogger relay connector and ground.
Is the inspection result normal?
YES >> GO TO 3
NO >> Check the following:
Rear window defogger relay.
Battery power supply circuit.
3. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between rear window defogger connector and ground.
Is the inspection result normal?
YES >> GO TO 4
NO >> GO TO 5
4. CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect rear window defogger.
3. Check continuity between rear window defogger connector and ground.
Is the inspection result normal?
YES >> GO TO 6
NO >> Repair or replace harness.
5. CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect rear window defogger relay connector and rear window defogger.
3. Check continuity between rear window defogger relay connector and rear
window defogger connector.
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI "Intermittent Incident".
NO >> Replace or repair harness.
6. CHECK FILAMENT
Check filament.
Refer to DEF "Component Inspection".
Is the inspection result normal?
YES >> Refer to GI "Intermittent Incident".
NO >> Repair filament. Refer to DEF "Inspection and Repair".
1. CHECK FILAMENT
Check the filament for damage or open circuits.
Refer to DEF "Inspection and Repair".
Is the inspection result normal?
YES >> Inspection End.
NO >> Repair filament. Refer to DEF "Inspection and Repair".
Description Power is supplied to the rear window defogger with BCM control. ...
Description Heats the heating wire with the power supply from the rear window defogger relay to prevent the door mirror from fogging up. ...
U0155 Lost communication (IPC)
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
U0155
Lost Communication With Instrument
Panel Cluster (IPC)
Control Module
When the ignition switch is ON,
TCM is unable to receive the
CAN communications ...
P074B Unable to engage 3GR
Description
This malfunction is detected when the A/T does not shift into 3GR position as
instructed by TCM. This is not
only caused by electrical malfunction (circuits open or shorted) but by
mechanical malfunction such as control
valve sticking, improper solenoid valve operation, etc.
DTC ...