Esteem GLX Wagon L4-1.8L (1999)
Temperature Gauge: Component Tests and General Diagnostics
Engine Coolant Temperature Meter
ECT METER INSPECTION
1. Disconnect P/B lead wire going to sender gauge installed to thermostat gauge.
2. Use a bulb (12 V 3.4 W) in position to ground wire as illustrated.
3. Turn main switch ON. Confirm that bulb is lighted with meter pointer fluctuating several seconds thereafter.
If meter is faulty, replace.
Engine Coolant Temperature Sensor
ECT SENSOR INSPECTION
Warm up sensor. Thus make sure its resistance is decreased with increase of its temperature.
