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P0188 Ford Code - Engine Fuel Temperature Sensor 'B' Circuit High Input

- Code Popularity: 4,532 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P0188 Ford?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Engine Fuel Temperature Sensor
  • Engine Fuel Temperature Sensor harness is open or shorted
  • Engine Fuel Temperature Sensor circuit poor electrical connection
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How to Fix the DTC P0188 Ford?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0188 Ford code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

When is the Code Detected?

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

What are Code Possible Symptoms?

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

Code 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 Code - Engine Fuel Temperature Sensor 'B' Circuit High Input

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Code P0188 Ford comments

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