Inspection Procedure
- CHECK HEADLAMP DIMMER SWITCH ASSY (LIGHT CONTROL SWITCH) (See
ON-VEHICLE INSPECTION
)
- NG: REPLACE HEADLAMP DIMMER SWITCH ASSY (LIGHT CONTROL SWITCH)
OK: Go To Next Step
- CHECK WIRE HARNESS (TVIP ECU - LIGHT CONTROL SWITCH)
- Disconnect the TVIP ECU and light control switch connectors.
- Measure the resistance of the wire harness side connectors.
TESTER CONNECTION SPECIFIED CONDITION CHART (1 OF 2)Tester Connection Specified Condition HEAD (T3-6) - RF (C12-12) Below 1 Ω - NG: REPAIR OR REPLACE WIRE HARNESS AND CONNECTOR
OK: Go To Next Step
- CHECK WIRE HARNESS (LIGHT CONTROL SWITCH - BODY GROUND)
- Disconnect the light control switch connector.
- Measure the resistance of the wire harness side connector.
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
TESTER CONNECTION SPECIFIED CONDITION CHART (2 OF 2)Tester Connection Specified condition T (C12-10) - 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 )