2005 Citroen XSARA Starter Motor

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INJECTION
CHECKS: LOW PRESSURE FUEL SUPPLY CIRCUIT
Tools.
[1] Ø 10 mmlow pressure connector: 4215-T
[2]Pressure gauge for testing boost pressure: 4073-T.A Toolkit 4073-T
IMPERATIVE: Respect the safety and cleanliness specific to high pressure diesel injection
engines.
Link tools [1]and [2] in series between the fuel high pressure pump and the fuel filter.
ESSENTIAL: Check that the tool [2] is clean.
Check the negative pressure according to the table below:
Vacuum Observations
10 ± 5 cmHgEngine driven by the starter motor
20 ± 5 cmHgEngine running under full load
60 ± 5 cmHgSupply circuit obstructed
(full tank strainer, piping, fuel filter)
B1BP2WHC
Engines: 8HX - 8HZ
XSARA
Angl.-t2-page283-305-2005 9/01/06 10:18 Page 283

Downloaded from www.Manualslib.com manuals search engine 284
INJECTION
CHECKS: LOW PRESSURE FUEL SUPPLY CIRCUIT
Tools.
[1] Ø 10 mmlow pressure connector: 4215-T
[2]Pressure gauge for testing boost pressure: 4073-T.A Toolkit 4073-T
IMPERATIV: Respect the safety and cleanliness specific to high pressure diesel injection
engines.
Remove the air filter duct.
Link tool [1]in series, downstream of the injectors, between the fuel high pressure pump and the
fuel filter at «a»and «b».
WARNING: Any checking of pressure downstream of the fuel filter is prohibited.
Switch on the ignition.
Check the pressure :
Vacuum measured by the pressure gauge [2]:
Vacuum Observations
10 ± 0,5 cmHgEngine driven by the starter motor.
20 ± 0,5 cmHgEngine running under full load
60 ± 0,5 cmHgSupply circuit obstructed
(full tank strainer, piping, fuel filter)
B1CP0GFD
Engines: 9HX - 9HY - 9HZ
C4
Angl.-t2-page283-305-2005 9/01/06 10:18 Page 284

Downloaded from www.Manualslib.com manuals search engine 285
INJECTION
CHECKS: LOW PRESSURE FUEL SUPPLY CIRCUIT
Tools.
[1] Ø 10 mm low pressure connector: 4215-T
[2] Pressure gauge for testing boost pressure: 4073-T.A Toolkit 4073-T
IMPERATIVE: Respect the safety and cleanliness specific to high pressure diesel injection
engines.
Remove the air filter duct.
Link tool [1]in series, downstream of the injectors, between the fuel high pressure pump and the
fuel filter at «a»and «b».
WARNING: Any checking of pressure downstream of the fuel filter is prohibited.
Switch on the ignition.
ESSENTIAL: Check that the tool [2] is clean.
Check the negative pressure according to the table below:
Vacuum Observations
10 ± 05 cmhgEngine driven by the starter motor
20 ± 20 cmhgEngine running under full load
60 ± 05 cmhgSupply circuit obstructed
(full tank strainer, piping, fuel filter
B1BP2PHC
Engines: 9HZ - 9HY
XSARA PICASSO
Angl.-t2-page283-305-2005 9/01/06 10:18 Page 285

Downloaded from www.Manualslib.com manuals search engine 286
INJECTION
CHECKS: LOW PRESSURE FUEL SUPPLY CIRCUIT
Tools.
[1] Ø 10 mmlow pressure connector: 4215-T
[2]Pressure gauge for testing boost pressure: 4073-T.A Toolkit 4073-T
IMPERATIVE: Respect the safety and cleanliness specific to high pressure diesel injection
engines.
Link tools [1] and [2]in series between the fuel high pressure pump and the fuel filter.
ESSENTIAL: Check that the tool [2] is clean.
Normal vacuum values.
Engine driven by the starter motor: 10 ± 0,5 cmHg.
Engine running under full load: 20 ± 10 cmHg.
Abnormal vacuum values.
Supply circuit obstructed
(full tank strainer, piping, fuel filter): 60 ± 20 cmHg.
B1BP33RD
Engine: RHR
C4
Angl.-t2-page283-305-2005 9/01/06 10:18 Page 286

Downloaded from www.Manualslib.com manuals search engine 287
INJECTION
CHECKS: LOW PRESSURE FUEL SUPPLY CIRCUIT
Tools.
[1] Ø 10 mmlow pressure connector: 4215-T
[2] Pressure gauge for testing boost pressure: 4073-T.A Toolkit 4073-T
Checks.
IMPERATIVE: Respect the safety and cleanliness specific to high pressure diesel injection
engines.
Link tools [1]and [2]in series between the fuel high pressure pump and the fuel filter.
ESSENTIAL: Check that the tool [2] is clean.
Vacuum Observations
10 ± 05 cmhgEngine driven by the starter motor
20 ± 20 cmhgEngine running under full load
60 ± 05 cmhgSupply circuit obstructed
(full tank strainer, piping, fuel filter)
B1BP2KUC
Engine: RHY
XSARA
Angl.-t2-page283-305-2005 9/01/06 10:18 Page 287