Inspection Procedure
- CHECK UNLOCK WARNING SWITCH ASSY
- Disconnect the unlock warning switch connector.
- Measure the resistance of the unlock warning switch. Standard:
TESTER CONNECTION SPECIFIED CONDITION CHART (1 OF 3)Tester Connection Switch Condition Specified Condition 1 - 2 Pushed Below 1 Ω 1 - 2 Not pushed 10kΩ or higher - NG: REPLACE UNLOCK WARNING SWITCH ASSY
OK: Go To Next Step
- CHECK WIRE HARNESS (TVIP ECU - UNLOCK WARNING SWITCH)
- Disconnect the T3 TVIP ECU connector.
- Disconnect the U1 unlock warning switch connector.
- Measure the resistance of the wire harness side connectors.
TESTER CONNECTION SPECIFIED CONDITION CHART (2 OF 3)Tester Connection Specified Condition KSW(T3-12)-U1-2 Below 1 Ω - NG: REPAIR OR REPLACE WIRE HARNESS AND CONNECTOR
OK: Go To Next Step
- CHECK WIRE HARNESS (UNLOCK WARNING SWITCH - BODY GROUND)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
- Disconnect the unlock warning switch connector.
- Measure the resistance of the wire harness side connector.
TESTER CONNECTION SPECIFIED CONDITION CHART (3 OF 3)Tester Connection Specified Condition U1-1 -Body ground Below 1 Ω - NG: REPAIR OR REPLACE WIRE HARNESS AND CONNECTOR
OK: Go To Next Step
CHECK AND REPLACE TVIP ECU (See ELECTRONIC CIRCUIT INSPECTION PROCEDURE )