P0118

Tests 1 - 2:

Tests 3 - 6:

Test 7:

SYMPTOM
P0118-ENGINE COOLANT TEMPERATURE SENSOR HIGH

WHEN MONITORED
With the ignition ON. Battery voltage greater than 10 volts.

SET CONDITION
The Engine Coolant Temperature (ECT) sensor voltage at the PCM is greater than 4.98 volts. One trip Fault.

POSSIBLE CAUSES
- Intermittent condition
- ECT sensor signal circuit shorted to battery voltage
- ECT sensor internal failure
- ECT sensor signal circuit open
- Sensor ground circuit open
- PCM