What can cause a P0406 code?

What can cause a P0406 code?

What can cause a P0406 code?

The P0406 code is the result of the exhaust gas circulation (EGR) sensor A having a high circuit voltage. This code is set when the ECM identifies the EGR voltage is higher than the specified range, thus triggering the check engine light to illuminate on the vehicle dashboard.

How much does it cost to replace the EGR sensor?

The average cost for EGR valve position sensor replacement is between $110 and $143. Labor costs are estimated between $57 and $72 while parts are priced between $53 and $71. This range does not include taxes and fees, and does not factor in your specific vehicle or unique location.

What does circuit high mean?

“Fuel Level Sensor “A” Circuit High” refers to the Diagnostic Trouble Code (DTC) P0463. When this occurs, your vehicle’s fuel sensor will be sending an unusually high voltage signal. A faulty fuel gauge can cause it to take an inaccurate reading.

How do I fix code p0406?

| How do I fix the P0406 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 connector’s pins. |

What is trouble code p0406?

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
  • What is the code p0406 and p0128?

    P0128 is a relatively common OBDII trouble code. It is triggered when your Dodge Caravan‘s coolant temperature fails to reach the proper operating temperature.. It’s a generic powertrain code, which means that regardless of who manufactured the vehicle, it’ll have the same meaning (1996+).

    What causes po480 code on Dodge?

    – power the fans directly off the battery to test that they work – they did – check the cooling fan relay 40A fuse located in the Integrated Power Module panel in the engine bay – it was OK – check the cooling fan relay harness wiring for bad wires – and this is where I found the issue.