Inspection Procedure
- INSPECT FUSE (ECU-IG1, AM1, P/W (FL))
- Remove the ECU-IG1 and AM1 fuses from the cowl side junction block LH.
- Remove the P/W (FL) fuse from the cowl side junction block RH.
- Measure the resistance of the fuses.
Standard resistance: Below 1 Ω
- NG: REPLACE FUSE
- OK: GO TO NEXT STEP
- CHECK POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY (CPUB, SIG VOLTAGE)
- Turn the ignition switch OFF.
- Measure the voltage between terminals CPUB, SIG, BDR and GND.
Standard voltage: 10 to 14 V
- OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
- NG: GO TO NEXT STEP
- CHECK WIRE HARNESS (MASTER SWITCH - BATTERY AND BODY GROUND)
- NG: REPAIR OR REPLACE HARNESS AND CONNECTOR
- OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE