Checks: Low Pressure Fuel Supply Circuit (Xantia - Synergie) - CITROEN XANTIA User Manual

CHECKS : LOW PRESSURE FUEL SUPPLY CIRCUIT
B1BP1TWD
[1] Ø 10 mm low pressure connector
[2] Ø 8 mm low pressure connector
[3] Pressure gauge for testing boost pressure
Connect the tool [1] between the booster pump and the fuel filter (white mark at "a"
on the fuel supply pipe).
Connect the tool [2] downstream of the diesel injectors, between the high pressure
fuel pump and the fuel filter (green mark at "b" on the fuel return pipe).
WARNING : Any check of pressure downstream of the fuel filter is
PROHIBITED.Checks on pressure : static.
- Switch on ignition
For 3 seconds (normal functioning) :
- Fuel supply pressure shown by the pressure gauge [3] = 1.8 ± 0.4 Bar.
- Fuel return pressure shown by the pressure gauge [3] = 0.5 ± 0.4 Bar.
147
XANTIA - SYNERGIE
Engines : RHZ - RHY
TOOLS
: 4215-T
: 4218-T
: 4073-T Kit 4073-T