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AutoCodes - Generic - P1DF3

P1DF3 Code - ECU Not Initialized

- Code Popularity: 50,791 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P1DF3?

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 Electronic Shift Module (ESM)
  • Faulty Transmission Control Module (TCM)
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How to Fix the DTC P1DF3?

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 P1DF3 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 P1DF3 Description

The purpose of the diagnostic is to monitor the time period of the Electronic Shift Module (ESM) initialization state. The Transmission Control Module (TCM) receives the status of the initialization state from the ESM on the Controller Area Network (CAN) bus while evaluating a counter in the TCM to determine if the initialization time is excessive.

OBDII Code P1DF3 - ECU Not Initialized - AutoCodes.com
P1DF3 Code - ECU Not Initialized

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Information for Specific Makes

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Code P1DF3 comments

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