198002777 - D015 POOR CHANGE IN ENGINE SPEED ON PRESSING ACCELERATOR PEDAL

The customer complains of: Reduced adjustment speed
Test results
0PRELIMINARY CHECKSAll OKProblems encounteredOperation
    See Test 1048OA AIR INTAKE/VACUUM CIRCUIT CHECKCheck the condition of the fuel supply circuit and make sure that it is working properly by carrying out the    See Test 1040OA Fuel supply circuit checkCheck the operation of the low pressure supply circuit by carrying out the    See Test 1060OB Low pressure fuel supply circuit checkMove on to Step 1
1MODE PARAMETERS CHECKAll OKProblems encounteredOperation
Select the following control unit at the diagnostic equipment: EDC16C39 Diesel electronic injection control unit.Check the value of the following parameters:Battery voltage    See Test 5530BB BATTERY VOLTAGE CHECKAccelerator pedalAccelerator position 1 AD/CAccelerator position 2 AD/C    See Test 1068AC ACCELERATOR PEDAL CHECKSMeasured air massAir temperature in the intake manifold    See Test 1064BD SUPERCHARGING TEMPERATURE CHECKEngine coolant temperature    See Test 5030AA COOLANT TEMPERATURE SENSOR CHECKDiesel temperatureTarget diesel pressureMeasured diesel pressure    See Test 1060GH DIESEL PRESSURE CHECKEngine rpmEnd of diagnosis