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AutoCodes - Generic - P2798

P2798 Code - Auxiliary Transmission Fluid Pump Control Circuit Low

- Code Popularity: 16,904 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P2798?

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 Oil Pump Motor Controller
  • Oil Pump Motor Controller harness is open or shorted
  • Oil Pump Motor Controller circuit poor electrical connection
  • Faulty Hybrid Vehicle Control ECU
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How to Fix the DTC P2798?

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 P2798 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 P2798 Description

The Hybrid Vehicle Control ECU monitors the operation of the Auxiliary Transmission Fluid Pump. If the Hybrid Vehicle Control ECU detects a malfunction of the Auxiliary Transmission Fluid Pump control circuit, the Hybrid Vehicle Control ECU will illuminate the MIL and set a Diagnostic Trouble Code (DTC).

OBDII Code P2798 - Auxiliary Transmission Fluid Pump Control Circuit Low - AutoCodes.com
P2798 Code - Auxiliary Transmission Fluid Pump Control Circuit Low

Need More Information on the Code?

Need more information on how to fix the P2798 code? Get Access to Factory Service Manuals

Information for Specific Makes

  • P2798 Lexus Auxiliary Transmission Fluid Pump Control Circuit Low
  • P2798 Toyota Auxiliary Transmission Fluid Pump Control Circuit Low

Need Help with the Code?

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Code P2798 comments

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