charging Citroen BERLINGO 2005 1.G Workshop Manual

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INJECTION
CHECKING THE AIR SUPPLY CIRCUIT
Tool.
[1]Manual pressure-vacuum pump: FACOM DA 16
Checks.
Vacuum pump.
Connect the tool [1]into the vacuum pump (1).
Start the engine.
The vacuum value should be 0.9 ± 0.1 barat idle
(after 30 secondsof operation).
NOTE:The exhaust gas recycling valve is not linked to the air supply circuit.
The exhaust gas recycling electrovalve is controlled by the engine ECU.
Turbocharging pressure regulation valve.
Connect the tool [1]on the valve (2).
Apply a vacuum of approx. 0.8 bar.
Rod "a"should move 6 ± 2 mm.B1HP1UGC
B1HP22RC
Engine: 9HX
C4
Angl.-t2-page283-305-2005 9/01/06 10:18 Page 297

Downloaded from www.Manualslib.com manuals search engine 298
INJECTION
CHECKING THE AIR SUPPLY CIRCUIT
Tool.
[1]Manual pressure-vacuum pump: FACOM DA 16
Checks.
Vacuum pump.
Connect the tool [1]into the vacuum pump (1).
Start the engine.
Wait 30 seconds.
The vacuum value should be 0.9 ± 0.1 barat idle.
NOTE:The exhaust gas recycling valve is not linked to the air supply circuit.
The exhaust gas recycling electrovalve is controlled by the engine ECU.
Turbocharging pressure regulation valve.
Connect the tool [1]on the valve (2)
(tube identified by the colour grey).
Apply a vacuum of approx. 0.8 bar.
Rod "a"should move 12 ± 2 mm.
B1HP1UGC
B1HP1UHC
Engines: 9HY - 9HZ
C4
Angl.-t2-page283-305-2005 9/01/06 10:18 Page 298

Downloaded from www.Manualslib.com manuals search engine 299
INJECTION
CHECKING THE AIR SUPPLY CIRCUIT
B1BP33ZC
B1BP340C
Engine: RHR
B1BP341C
B1BP342C
Tool.
[1]Manual pressure-vacuum pump: FACOM DA 16
IMPERATIVE: Respect the safety and cleanliness specific to high pressure diesel
injection engines.
WARNING: After switching off the ignition, wait 15 minutes before disconnecting
the battery
(to guarantee memorisation of the initialisations of the different ECUS).
Checking the vacuum source
(vacuum pump).
Connect the tool [1] on the take-off «a».
Start the engine.
The value should be: 1 ± 0,2.
Turbocharging pressure electrovalve.
Connect the tool [1]on the vacuum supply «b»of the electrovalve (1).
Start the engine.
The value should be: 1 ± 0,2.
Cold air circuit electrovalve.
Connect the tool [1]on the vacuum supply «c»of the electrovalve (2).
Start the engine.
The value should be: 1 ± 0,2.
Warm air circuit electrovalve.
Connect the tool [1]on the vacuum supply «d»of the electrovalve (3).
Start the engine.
The value should be: 1 ± 0,2.
C4
Angl.-t2-page283-305-2005 9/01/06 10:18 Page 299