Inspection Procedure
- CHECK SECURITY INDICATOR LIGHT
- Remove the security indicator.
- Apply battery voltage and check that the indicator light come on, as shown in
Fig 1 and MEASURING CONDITION AND OPERATION .
Standard:
MEASURING CONDITION AND OPERATIONTest Between Terminals No. Operation Battery positive (+) <=> Terminal 2 Indicator light comes on Battery negative (-) <=> Terminal 1 Indicator light comes on
- NG: REPLACE SECURITY INDICATOR LIGHT
- OK: Go to next step.
- CHECK WIRE HARNESS (TVIP ECU <=> SECURITY INDICATOR)
- Disconnect the TVIP ECU and security indicator connectors.
- Check the continuity between the terminals of the TVIP ECU connector and security indicator connector, as shown in
Fig 2 and TERMINAL CONTINUITY SPECIFICATIONS .
Standard:
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
CHECKING TVIP ECU & SECURITY INDICATOR IND TERMINALS CONTINUITYTest Between Terminals No. Specified Condition IND (T3-25) <=> IND (S4-2) Continuity
- NG: REPAIR OR REPLACE WIRE HARNESS AND CONNECTOR
- OK: Go to next step.
- CHECK WIRE HARNESS (SECURITY INDICATOR <=> BODY GROUND)
- Disconnect the security indicator connector.
- Check the continuity between the terminal of the security indicator connector and the body ground, as shown in
Fig 3 and CHECKING SECURITY INDICATOR CONTINUITY .
Standard:
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
CHECKING SECURITY INDICATOR CONTINUITYTest Between Terminals No. Specified Condition GND (S4-1) <=> Body Ground Continuity
- NG: REPAIR OR REPLACE WIRE HARNESS AND CONNECTOR
- OK: CHECK AND REPLACE TVIP ECU (Refer to ELECTRONIC CIRCUIT INSPECTION PROCEDURE ).