Inspection Procedure
- INSPECT BACK DOOR WITH MOTOR LOCK ASSEMBLY
- Apply the battery voltage to the door lock motor and check the operation of the door lock motor.
OK
TERMINAL VOLTAGE REFERENCEMeasurement Condition Specified Condition Battery positive (+) → 4 (ACT+)
Battery negative (-) → 1 (ACT-)Lock Battery positive (+) → 1 (ACT-)
Battery negative (-) → 4 (ACT+)Unlock - w/ Smart Key System:
- Measure the resistance of the door lock position switch.
Standard resistance
TESTER CONNECTION SPECIFIED CONDITIONTester Connection Switch Condition Specified Condition 7 (S) - 8 (E) Lock 10 kΩ or higher 7 (S) - 8 (E) Unlock Below 1 Ω NG: REPLACE BACK DOOR WITH MOTOR LOCK ASSEMBLY
OK: Go to next step
- Apply the battery voltage to the door lock motor and check the operation of the door lock motor.
- CHECK WIRE HARNESS (DOOR LOCK - ECU)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
- Disconnect the Q7 door lock connector.
- Disconnect the E15 ECU connector.
- Disconnect the IH junction block connector.
- Measure the resistance of the wire harness side connectors.
Standard resistance
TESTER CONNECTION SPECIFIED CONDITIONTester Connection Specified Condition Q7-1 (ACT-) - IH-18 (ACT-) Below 1 Ω Q7-4 (ACT+) - IH-17 (ACT+) Below 1 Ω Q7-7 (S) - E15-13 (LSWB)(1) Below 1 Ω Q7-8 (E) - Body ground(1) Below 1 Ω (1) w/ Smart Key System NG: REPAIR OR REPLACE HARNESS AND CONNECTOR
OK: REPLACE INSTRUMENT PANEL JUNCTION BLOCK (MAIN BODY ECU)