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AutoCodes - Generic - P279D

P279D Code - Four Wheel Drive Range Signal Circuit

- Code Popularity: 9,062 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P279D?

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 Four Wheel Drive Range
  • Four Wheel Drive Range harness is open or shorted
  • Four Wheel Drive Range circuit poor electrical connection
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How to Fix the DTC P279D?

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 P279D 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.

What are Code Possible Symptoms?

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

Code P279D Description

The Transmission Control Module (TCM) monitors the Four Wheel Drive Range Signal Circuit signal. the TCM sets the OBDII code when the Four Wheel Drive Range Signal Circuit signal is out of the factory specifications.

OBDII Code P279D - Four Wheel Drive Range Signal Circuit - AutoCodes.com
P279D Code - Four Wheel Drive Range Signal Circuit

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