Toyota Workshop Service and Repair Manuals > Sienna AWD V6-3.3L (3MZ-FE) (2004) > Accessories and Optional Equipment | Relays and Modules - Accessories and Optional Equipment | Alarm Module, (Vehicle Antitheft) | Component Information | Testing and Inspection | Engine Immobilizer System

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Standard:

If the result is not as specified, there may be a malfunction on the wire harness side.

b. Inspect using an oscilloscope.

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