P0118 - Engine Coolant Temperature Sensor 1 Circuit High
WARNING: This page is about a different car, the 2012 Ford Pickup, 2012 Ford F550 Super Duty, 2012 Ford F450 Super Duty, and 2012 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
P0118 - ENGINE COOLANT TEMPERATURE SENSOR 1 CIRCUIT HIGH
| Description: Indicates the sensor signal is greater than the self-test maximum. The engine coolant temperature (ECT) sensor maximum is 4.6 volts or -50°C (-58°F). | |||
Possible Causes:
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| Diagnostic Aids:
The presence of this DTC may indicate that the vehicle is operating in derate mode and may experience a loss of power. An ECT1 PID reading greater than 4.6 volts with the ignition ON engine OFF or during any engine operating mode indicates a concern is present. |
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| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST K . | ||