Operation CHARM: Car repair manuals for everyone.

P0117

Test 1 - 3:




Test 4 - 5:






SYMPTOM
P0117-ENGINE COOLANT TEMPERATURE SENSOR CIRCUIT LOW

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

SET CONDITION
The Engine Coolant Temperature (ECT) sensor circuit voltage at the PCM is less than 0.078 of a volt for more than 2.8 seconds. One Trip Fault

POSSIBLE CAUSES
- ECT sensor voltage below 0.078 of a volt
- ECT sensor
- (K2) ECT signal circuit shorted to ground
- (K2) ECT signal circuit shorted to the (K4) sensor ground circuit
- PCM