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P2693 OBD2: Cylinder 8 Injector Data Incompatible

P2693 OBD2: Cylinder 8 Injector Data Incompatible

What Does the P2693 Code Mean?

The P2693 code indicates that there is an incompatibility issue with the data from the cylinder 8 fuel injector. This typically occurs when the calibration number of the injector is not registered in the vehicle’s engine computer (PCM) and the Glow Plug Control Module (GPCM).

What Causes the P2693 Code?

This code is triggered when fuel injectors are replaced without entering the correct calibration numbers into the PCM and GPCM. Each fuel injector has a unique calibration number that must be programmed to ensure proper engine operation.

What Are the Symptoms of the P2693 Code?

  • Decreased engine performance
  • Engine may not start

How Serious Is the P2693 Code?

The P2693 code is considered urgent as it indicates significant malfunctions that can lead to severe vehicle damage or compromise driver safety. Addressing this code promptly is essential.

How to Diagnose the P2693 Code

Diagnosing the P2693 code involves using an OBD-II scanner to confirm the code and check for additional related codes. It’s important to inspect the fuel injectors and verify that their calibration numbers are correctly registered in both the PCM and GPCM.

Common Repairs for the P2693 Code

  • Programming the fuel injectors to the PCM and GPCM
  • Fuel injector replacement, if necessary

How Much Does It Cost to Fix the P2693 Code?

The cost to fix the P2693 code can vary depending on your location and the repair shop. Programming the fuel injectors might cost between $100 and $200, while if replacement is necessary, injector costs can range from $300 to $600, including labor.

Can I Fix the P2693 Code Myself?

While it is possible to fix the P2693 code yourself, it requires a good understanding of vehicle diagnostics and access to programming tools. If you’re not experienced, it’s advisable to seek professional help to avoid misdiagnosis and ensure proper repairs.

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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