This function is used if any of the following components have been replaced:
Fuel pump, high pressure.
Fuel metering valve.
To enable running of the function, a warm-up phase is performed to reach the required temperatures. After completed function error code P026B will be stored in the control module.
Test conditions:
Battery voltage above 12V.
No faults in the system.
Fuel pipe temperature 26 - 54 °C.
Cylinder head temperature 56 - 94 °C.
Idle rpm 700-1,000 rpm.
Fuel rail pressure 19 - 32 MPa.
Procedure:
Start the function.
Run a warm-up phase, press "OK" when test conditions are fulfilled.
Teach-in takes place in two steps, first temporary teach-in and then permanent teach-in.
The function is done.
If the function fails, check the test conditions and repair any faults.