toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 132 > < Component Tests and General Diagnostics|Page 130
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Voltage At ECU Wiring Connectors

Voltage At ECU Wiring Connectors (Continued)

2. INSPECT VOLTAGE OF ECU.

Check the voltage between each terminal of the wiring connectors.
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Turn the ignition switch ON.

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Measure the voltage at each terminal.

3. INSPECT RESISTANCE OF ECU.

CAUTION:
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Do not touch the ECU terminals.

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