P1117low severityPowertrain
ECT Sensor Intermittent
on 2016 Ford Taurus 2.0L I4 EcoBoost · FWD
What this code means
The Engine Coolant Temperature sensor signal is intermittent or erratic. The PCM detects signal dropouts or fluctuations from the ECT sensor.
Symptoms
- Check Engine Light
- Erratic temperature gauge
- Fan cycling erratically
- Poor fuel economy
Common causes
- Loose ECT sensor connector
- Corroded wiring
- Faulty ECT sensor
- Damaged connector pins
Diagnostic steps
- Inspect ECT sensor connector
- Wiggle test wiring while monitoring reading
- Test sensor resistance
- Check wiring continuity
Repair notes
Repair connector or wiring. Replace ECT sensor if faulty.
Other Powertrain codes on this vehicle
P0001
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P0002
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P0003
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P0004
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P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
Intake Camshaft Position Timing Over-Retarded Bank 1
P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1