Injector Adjustment Value Registration: Description
WARNING: This page is about a different car, the 2018 Nissan Titan XD. However, it is still accessible from the selected car via links, so may be relevant.
Injector adjustment value indicates manufacturing tolerance and the value is printed on the top of fuel injector.
The injector adjustment value which is correctly stored in ECM is needed for precise fuel injection control.
A performance of emission control and drivability may affect when there is a mismatch between the following two values:
- The injector adjustment value stored in ECM
- The injector adjustment value of the injector which is installed on the vehicle
Injector Adjustment Value Registration must be performed after the following cases:
- Injector(s) are replaced.
- Injector Adjustment Value Registration for the replaced fuel injector must be performed.
- ECM is replaced.
- Injector Adjustment Value Registration for all the fuel injectors must be performed.NOTE: The necessary operation is different depending on the operation result of ECM data save or write. Always perform the operation according to procedures. Refer to Description .
- Injector Adjustment Value Registration for all the fuel injectors must be performed.