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AutoCodes - Generic - P1728

P1728 Code - Transmission Slip Error

- Code Popularity: 37,579 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P1728?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Low or dirty transmission fluid
  • Check for transmission mechanical problems
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How to Fix the DTC P1728?

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 P1728 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 P1728 Description

With the engine running in gear, the Powertrain Control Module (PCM) receives a signal that the transmission was slipping in gear. This condition occurs when there is excessive transmission slip and as a result, there is no Torque Converter Clutch (TCC) operation. This is a mechanical failed transmission.

OBDII Code P1728 - Transmission Slip Error - AutoCodes.com
P1728 Code - Transmission Slip Error

Need More Information on the Code?

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Information for Specific Makes

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Code P1728 comments

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