Scantool Diagnostics

Air Conditioner
B1203 Heater/Engine-Coolant Water Temperature Sensor Short(Low) - Scantool Diagnostics

Monitor GDS data

1. Connect GDS with diagnostic connector.
2. Warm up the engine to normal engine temperature afte engine starts.
3. Select and monitor "Water temperature sensor" parameter.




Fig.1) Parameter of "WATER TEMP.SENSOR" will be fixed at 85°C(185°F), if there is any fault in INCAR SENSOR.
4. Is the Water temperature sensor abnormal ?