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P2696 OBD2: Injector Data Incompatible

P2696 OBD2: Injector Data Incompatible

What Does the P2696 Code Mean?

The P2696 code indicates that there is an issue with the fuel injectors in your vehicle, specifically that the injector data is incompatible. This means that the calibration numbers of the fuel injectors do not match what is stored in the engine control module (PCM) and the glow plug control module (GPCM).

What Causes the P2696 Code?

This code can be triggered when fuel injectors are replaced without properly programming the new injectors to the powertrain control module (PCM) and glow plug control module (GPCM). Each fuel injector has a unique calibration number that needs to be registered in both modules for the engine to operate correctly.

What Are the Symptoms of the P2696 Code?

Common symptoms associated with the P2696 code include:

  • Decreased engine performance
  • Engine may not start

How Serious Is the P2696 Code?

The P2696 code is considered urgent and indicates that immediate action is necessary. Ignoring this code can lead to significant engine issues, decreased performance, and could potentially cause severe damage to the vehicle or harm to the driver and passengers.

How to Diagnose the P2696 Code?

Diagnosing the P2696 code involves the following steps:

  • Use an OBD-II scanner to confirm the presence of the P2696 code.
  • Check the fuel injectors to ensure they are properly installed and programmed.
  • Examine the PCM and GPCM settings to see if the injector calibration numbers are correctly registered.
  • Clear the code and test drive the vehicle to see if it reappears.

Common Repairs for the P2696 Code

Common repairs for the P2696 code include:

  • Fuel Injector Replacement (Diesel)

How Much Does It Cost to Fix the P2696 Code?

The cost to fix the P2696 code can vary widely depending on the vehicle make and model, the cost of parts, and labor charges. On average, you might expect to pay between $300 to $800 for fuel injector replacement and programming.

Can I Fix the P2696 Code Myself?

While some experienced DIYers may be able to handle fuel injector replacement and reprogramming, it is generally recommended to seek professional assistance. Proper diagnosis and programming require specialized tools and knowledge to ensure the repair is completed correctly.

About JC Landry

JC is the Senior Editor at eManualOnline.com, GarageSpot.com, and Drive-My.com, as well as the Webmaster of TheMechanicDoctor.com, only to name a few. He's been a certified Master Mechanic for 15 years, working for various car dealers and specialized repair shops before turning towards blogging about cars and EVs in the hope of helping the next generation of automotive technicians. He also loves cats, Johnny Cash and Subarus.

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