P268D

P268D-CYLINDER 2 INJECTOR DATA INCOMPATIBLE

For a complete wiring diagram refer to the Wiring Information Electrical Diagrams.

Theory of Operation

Each injector has a six digit alphanumeric correction code. The correction code is printed on the intake side of the injector and is used to identify the injector calibration. This code must be entered into the ECM using a scan tool.

- When Monitored:
Ignition on.

- Set Condition:
The Checksum calculation for the injector correction code failed.





Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Pre-Diagnostic Troubleshooting Procedure

INCORRECT INJECTOR CODE ENTERED
1. Using the a scan tool view injector correction codes.

NOTE: See service information for the location of the alphanumeric code on the injector.

Do the six digits entered into the ECM match the alphanumeric code on the injector?

Yes

- Repair Complete

No

- Read the six digit alphanumeric code on the injector and enter into the ECM using the scan tool. Key off and wait approximately 30 seconds. Key on, the fault should move to stored if entered correctly.
- Perform POWERTRAIN VERIFICATION TEST - 6.7L. Powertrain Verification Test