CITROEN C4 2004 Handbook page 268

[1] Manual pressure-vacuum pump
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.
B1BP33ZC
The value should be
Turbocharging pressure electrovalve.
Connect the tool [1] on the vacuum supply «b» of the electrovalve (1).
Start the engine.
The value should be
Cold air circuit electrovalve.
Connect the tool [1] on the vacuum supply «c» of the electrovalve (2).
Start the engine.
The value should be
Warm air circuit electrovalve.
Connect the tool [1] on the vacuum supply «d» of the electrovalve (3).
Start the engine.
The value should be
B1BP340C
CHECKING THE AIR SUPPLY CIRCUIT
Engine: RHR
Tools.
265
: FACOM DA 16
: 1 ± 0,2.
B1BP341C
: 1 ± 0,2.
: 1 ± 0,2.
: 1 ± 0,2.
B1BP342C