Check high pressure pump
WARNING: This page is about a different variant/trim than selected.
- Connect GDS to DLC (Data Link Cable).
- Start the engine and monitor "Rail Pressure Sensor" parameter on GDS at accelerating.
Specification: the fuel rail pressure will be increased while accelerating the vehicle.
- Are the parameters displayed correctly?
YES
- Go to "Check injector" as follows.
NO
- Repair or replace high pressure pump, and go to "VERIFICATION OF VEHICLE REPAIR " procedure.