Engine Coolant Temp Sensor Circuit Plausibility With Engine Oil Sensor

Test 1 - Test 2:

Test 3 - Test 5:

SYMPTOM
P0115-ENGINE COOLANT TEMP SENSOR CIRCUIT PLAUSIBILITY WITH ENGINE OIL SENSOR

WHEN MONITORED
With the engine running.

SET CONDITION
The ECT Sensor signal indicates a different engine temperature than the EOS Sensor.

POSSIBLE CAUSES
- Current DTC
- ECT sensor
- ECT sensor - cold
- ECT sensor - hot
- Engine oil sensor sensor
- High resistance in ECT sensor circuits
- Engine cold too long