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INJECTION
CHECKS: LOW PRESSURE FUEL SUPPLY CIRCUIT
Tools.
[1] Ø 10 mm low pressure connector : 4215-T
[2] Ø 8 mm low pressure connector : 4218-T
[3] Pressure gauge for testing boost pressure : 4073-T Kit 4073-T
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.
B1BP1TWD
Engines: RHY - RHZ
XSARA PICASSO
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