Engine Immobilizer System (W/O Smart Key System)

TERMINALS OF ECU

1. CHECK TRANSPONDER KEY AMPLIFIER

a. Disconnect the D32 amplifier connector.

b. Measure the resistance between the terminal of the wire harness side connector and body ground.
c. Reconnect the D32 amplifier connector.

d. Measure the voltage and resistance of the connector.

e. Inspect using an oscilloscope.

2. CHECK TRANSPONDER KEY ECU ASSEMBLY

a. Disconnect the D33 ECU connector, and measure the voltage and resistance between each terminal of the wire harness side connector.

b. Reconnect the D33 ECU connector, and measure the voltage between each terminal of the connector.

c. Inspect using an oscilloscope.

d. Measure the resistance between each terminal of the connector.

3. CHECK ECM

a. Disconnect the B45 and D41 ECM connectors.

b. Measure the voltage and resistance between each terminal of the wire harness side connectors and body ground.

c. Inspect using an oscilloscope.