TVIP ECU Communication Circuit

THEFT DETERRENT: TOYOTA VEHICLE INTRUSION PROTECTION SYSTEM: TVIP ECU Communication Circuit

TVIP ECU Communication Circuit

DESCRIPTION

The wireless receiver receives a SET/UNSET signal for the TVIP system and sends the signal to the TVIP ECU via the integration relay.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK TVIP ECU
(a) Check that the operation of the TVIP function is normal.

HINT: With this inspection, the TVIP ECU CPU status can be diagnosed.

NG -- REPLACE TVIP ECU
OK -- Continue to next step.
2. CHECK HARNESS AND CONNECTOR (TVIP ECU - INTEGRATION RELAY)





(a) Disconnect the TVIP ECU and integration relay connectors.
(b) Measure the resistance according to the value(s) in the table below.
Standard resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE TVIP ECU