P0188 FORD - Engine Fuel Temperature Sensor 'B' Circuit High Input

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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P0188 FORD Possible Causes

  • Faulty Engine Fuel Temperature Sensor
  • Engine Fuel Temperature Sensor harness is open or shorted
  • Engine Fuel Temperature Sensor circuit poor electrical connection

First diagnose P0188 FORD code

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.

Cost of diagnosing the P0188 FORD code

    Labor: 1.0

    The cost of diagnosing the P0188 FORD code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

When is the P0188 FORD code detected?

An excessively high voltage is sent to Powertrain Control Module (PCM) by the Engine Fuel Temperature (EFT) Sensor.

P0188 FORD Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P0188 Ford Description

The comprehensive component monitor (CCM) monitors the Engine Fuel Temperature (EFT) Sensor circuit to the Powertrain Control Module (PCM) for low and high voltage. If voltage were to fall below or exceed a calibrated limit and amount of time during testing, the test will fail. Open or short in harness. Low ambient temperature operation.
OBDII Code P0188 Ford - Engine Fuel Temperature Sensor 'B' Circuit High Input - AutoCodes.com

P0188 FORD More Information

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