toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Alarm Module, (Vehicle Antitheft)|Testing and Inspection|Page 8 > < Alarm Module, (Vehicle Antitheft)|Testing and Inspection
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Waveform 1 (Reference):

Oscilloscope Waveform Part 2

Waveform 2 (Reference):

CHECK TRANSPONDER KEY ECU

Terminals of ECU

a. Disconnect the T11 ECU connector, and measure the voltage or resistance between each terminal of the wire harness side connector.

Pinouts

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

b. Reconnect the T11 ECU connector, and measure the voltage between each terminal of the connector.

Alarm Module, (Vehicle Antitheft)|Testing and Inspection|Page 8 > < Alarm Module, (Vehicle Antitheft)|Testing and Inspection