Elantra GLS Sedan L4-2.0L (1999)
Coolant Temperature Sensor/Switch (For Computer): Service and Repair
DISASSEMBLY
1. Drain the coolant down to sensor level or below.
2. Disconnect the battery ground cable and disconnect the engine harness connector from the sender & sensor.
3. Remove the sender & sensor
INSPECTION
Coolant Temperature Sender
1. Heat the Engine coolant temperature gauge by submerging it in hot engine coolant.
2. Check that the resistance is within the specified range.
Resistance:
At 70°C (158°F): 90.5 - 117.5 Ohms
At 115°C (239°F): 21.3 - 36.3 Ohms
Coolant Temperature Sensor
