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Engine Coolant Temperature (ECT) Sensor
- Sensor is located on cylinder head, below distributor and contains a Red/White wire and Green/Blue wire in the electrical connector. See Figure
.
- Disconnect electrical connector from sensor. Using ohmmeter, check sensor resistance in accordance with coolant temperature. See Fig 1
. Replace ECT sensor if resistance is not as specified.
Courtesy of AMERICAN HONDA MOTOR CO., INC.