Accord LX Coupe L4-2254cc 2.3L SOHC (VTEC) MFI (1998)
Temperature Sensor (Gauge): Testing and Inspection
1. Disconnect the YEL/GRN wire (A) from the coolant temperature gauge sending unit (B).
2. Using an ohmmeter, measure the change in resistance between the positive terminal (C) and the engine (ground) with the engine cold and with the
engine at operating temperature.
3. If the obtained readings are substantially different from the specifications above, replace the sending unit.