FixVault

Coolant Temperature Sensor

  1. Coolant temperature sensor is located in coolant pipe, near throttle body and contains a Red  /White wire and Green  /White wire in electrical connector. See Figure .
  2. Disconnect electrical connector from coolant temperature sensor. Using ohmmeter, check coolant temperature sensor resistance in accordance with coolant temperature. See Fig 1 . Replace coolant temperature sensor if resistance is not as specified.
Fig 1: Checking Coolant Temperature Sensor Resistance
G93B23953Courtesy of AMERICAN HONDA MOTOR CO., INC.