ECM Terminal Identification

CAUTION: Perform all voltage measurements with ECM harness connector installed. Use a high-impedance DVOM (10,000-ohm minimum). Verify battery voltage is greater than 11 volts.

Fig 1: ECM Terminal ID (3S-GTE)

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Fig 2: ECM Terminal ID (4A-FE)

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Fig 3: ECM Terminal ID (5S-FE W/ECT)

Fig 4: ECM Terminal ID (5S-FE W/O ECT)