Door Mirror Defogger RH
DOOR MIRROR DEFOGGER RH
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 RH
Check that the heating wire of door mirror defogger RH is heated when turning the rear window defogger switch ON.
Is the inspection result normal?
YES- Door mirror defogger RH is OK.
NO- .
Diagnosis Procedure
Regarding Wiring Diagram information, [1][2]Electrical Diagrams.
1. CHECK POWER SUPPLY
Check if the following fuse in the IPDM E/R is blown.
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 DOOR MIRROR DEFOGGER POWER SUPPLY CIRCUIT
Check voltage between IPDM E/R harness connector E120 terminal
23 and ground.
Is the inspection result normal?
YES- GO TO 3
NO- Replace IPDM E/R. Service and Repair.
3. CHECK DOOR MIRROR DEFOGGER POWER SUPPLY CIRCUIT
1.Turn ignition switch OFF.
2.Disconnect door mirror RH.
3.Turn ignition switch ON.
4.Check voltage between door mirror RH harness connector D107
terminal 1 and ground.
Is the inspection result normal?
YES- GO TO 4
NO- Repair or replace harness as necessary.
4. CHECK DOOR MIRROR DEFOGGER GROUND CIRCUIT
Check continuity between door mirror RH harness connector D107
terminal 6 and ground.
6 - Ground: Continuity should exist.
Is the inspection result normal?
YES- GO TO 5
NO- Repair or replace harness.
5. CHECK DOOR MIRROR DEFOGGER RH
Check door mirror defogger RH.
.
Is the inspection result normal?
YES- Check intermittent incident. Intermittent Incident.
NO- Replace door mirror. Door Mirror Assembly.
Component Inspection
1. CHECK DOOR MIRROR DEFOGGER
Check continuity between door mirror RH terminals 1 and 6.
1 - 6: Continuity should exist.
Is the inspection result normal?
YES- Check the condition of the harness and the connector.
NO- Replace malfunctioning door mirror RH. Door Mirror Assembly.