PEC test of hydraulic system fuel pressures and internal leaktightness, fuel pressure at idle speed (with vacuum)

AD07.52-D-7000-01A

PEC test of hydraulic system fuel pressures and internal leaktightness, fuel pressure at idle speed (with vacuum)





Scope of test

Test instrument/Test connection

Action/

Prerequisite

Specified value

%&Possible cause/

Remedy

1.0

Fuel pressure at idle

(with vacuum)

Engine: Idling
Valve screw on pressure testing instrument closed

3.2 - 3.6 bar

 Check fuel pump

 Diaphragm pressure regulator vacuum hose

 Diaphragm pressure regulator