toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Engine Immobilizer System|Page 29 > < Electrical - Multiple Warning Lamps/No Shift From Park|Page 24
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Alarm Module: Testing and Inspection
Engine Immobilizer System

TERMINALS OF ECU

1. CHECK TRANSPONDER KEY AMPLIFIER

a. Disconnect the I14 amplifier connector.
b. Measure the resistance of the wire harness side connector.

Standard:

c. Reconnect the I14 amplifier connector.
d. Measure the resistance and voltage of the connector.

Standard:

e. Inspect using an oscilloscope.

Engine Immobilizer System|Page 29 > < Electrical - Multiple Warning Lamps/No Shift From Park|Page 24