Diagnosis Procedure
Regarding Wiring Diagram information, refer to [REAR WINDOW DEFOGGER: WIRING DIAGRAM ].
DIAGNOSIS PROCEDURE
| Step | Action | YES | NO |
|---|---|---|---|
| 1 | CHECK POWER SUPPLY Check if the following fuse in the IPDM E/R is blown. Is the inspection result normal? |
GO TO 2 | 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? |
GO TO 3 | Replace IPDM E/R. Refer to [IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM): REMOVAL AND INSTALLATION ] |
| 3 | CHECK DOOR MIRROR DEFOGGER POWER SUPPLY CIRCUIT
Is the inspection result normal? |
GO TO 4 | Repair or replace harness. |
| 4 | CHECK DOOR MIRROR DEFOGGER GROUND CIRCUIT Check continuity between door mirror LH harness connector D4 terminal 6 and ground. 6 - Ground: Continuity should exist. Is the inspection result normal? |
GO TO 5 | Repair or replace harness. |
| 5 | CHECK DOOR MIRROR DEFOGGER LH Check door mirror defogger LH. Refer to Component Inspection . Is the inspection result normal? |
Check intermittent incident. Refer to [SERVICE INFORMATION FOR ELECTRICAL INCIDENT: INTERMITTENT INCIDENT ]. | Replace door mirror. Refer to [DOOR MIRROR ASSEMBLY: REMOVAL AND INSTALLATION ]. |