Lexus Workshop Service and Repair Manuals > ES 330 V6-3.3L (3MZ-FE) (2004) > Accessories and Optional Equipment | Antitheft and Alarm Systems | Alarm Module, (Vehicle Antitheft) | Component Information | Testing and Inspection | Engine Immobilizer System

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Pinouts

b. Reconnect the T20 ECU connector, and measure the voltage between each terminal of the connector.

If the result is not as specified, the ECU may have a malfunction.

Oscilloscope Waveforms Part 1

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