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P0406 2012 Ford Fusion Code - Exhaust Gas Recirculation Sensor 'A' Circuit High

- Code Popularity: 3,108 Views
- Repair Importance Level: 2/3
- Repair Difficulty Level: 2/3
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What are the Possible Causes of the DTC P0406 2012 Ford Fusion?

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 EGR volume control solenoid valve
  • Carbon built up on EGR valve
  • EGR volume control solenoid valve harness is open or shorted
  • EGR volume control solenoid valve circuit poor electrical connection
  • Faulty EGR temperature sensor and circuit
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How to Fix the DTC P0406 2012 Ford Fusion?

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 P0406 2012 Ford Fusion 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 improper voltage signal is sent to ECM through the valve

What are Code Possible Symptoms?

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

Code P0406 2012 Ford Fusion Description

The EGR monitor checks the EGR sensor signal to the Powertrain Control Module (PCM) for high voltage. The test fails when the average voltage to the PCM exceeds the maximum calibrated value.

OBDII Code P0406 2012 Ford Fusion - Exhaust Gas Recirculation Sensor 'A' Circuit High - AutoCodes.com
P0406 2012 Ford Fusion Code - Exhaust Gas Recirculation Sensor 'A' Circuit High

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Code P0406 2012 Ford Fusion comments

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