Temperature Sensor (Gauge): Testing and Inspection
ENGINE COOLANT TEMPERATURE GAUGE UNIT CHECK1. Drain the engine coolant.
2. Remove the engine coolant temperature gauge unit.
3. Immerse the unit in 70° C (158° F) water to measure the resistance.
Standard value: 104 ± 13.5 Ohms
4. If within the standard value, the engine coolant temperature gauge unit is OK.
If not within the standard value, replace the engine coolant temperature unit.
5. After checking, apply the specified adhesive around the thread of engine coolant temperature gauge unit.
Specified sealant:
3M Adhesive Nut Locking No.4171 or equivalent
6. Fill engine coolant. (Refer to Maintenance Service.)