ECU 000652.13 – Invalid QR Code of Electronic Injector for Cylinder No. 2. John Deere System Advisory.

ECU 000652.13 (ECU 652.13)

Code: 000652.13

Shortcode: 652.13


Error code ECU 000652.13 is triggered when the ECU detects that an incorrect QR Code was calibrated into the ECU for the electronic injector in cylinder no. 2. This error can result in improper injector calibration and fuel delivery issues.


The ECU may limit engine performance to prevent potential damage due to incorrect injector calibration.


  • Verify QR Code: Ensure that the correct QR Code is used for the injector in cylinder no. 2. Check the QR Code on the injector and compare it with the calibration data.
  • Recalibrate Injector: Use the correct QR Code to recalibrate the injector using appropriate diagnostic tools.
  • Check for Software Updates: Ensure that the ECU software is up-to-date to prevent compatibility issues with the injector calibration.
  • Reset ECU and Verify Operation: After recalibration, reset the ECU and perform tests to confirm that the injector is correctly calibrated and no further errors are detected.


Accurate injector calibration is crucial for optimal engine performance and fuel efficiency. Proper QR Code entry is essential during the calibration process.

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