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Home >> Lexus >> 2004 >> GX 470 V8-4.7L (2UZ-FE) >> Repair and Diagnosis >> Accessories and Optional Equipment >> Antitheft and Alarm Systems >> Alarm Module >> Testing and Inspection >> Theft Deterrent System
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Theft Deterrent System

TERMINALS OF ECU

Terminals Of ECU/Pinouts - Check Theft Warning ECU Assy (Theft Deterrent ECU):




1. CHECK THEFT WARNING ECU ASSY (THEFT DETERRENT ECU)




a. Disconnect the T5 ECU connector, and check the voltage or continuity between each terminal of the wire harness side connector.
If the result is not as specified, there may be a malfunction on the wire harness side.




b. Reconnect the T5 ECU connector, and check the voltage between each terminal of the connector.
If the result is not as specified, the ECU may have a malfunction.

Terminals Of ECU/Pinouts - Check Instrument Panel Junction Block Assy (Body ECU):




2. CHECK INSTRUMENT PANEL JUNCTION BLOCK ASSY (BODY ECU)




a. Disconnect the the J/B connector, and check the voltage or continuity between each terminal of the wire harness side connector.
If the result is not as specified, there may be a malfunction on the wire harness side.




b. Reconnect the J/B connector, and check the voltage between each terminal of the connector.
If the result is not as specified, the ECU may have a malfunction.
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