CITROEN C5 Handbook page 209

C5
B1HP1B8D
CHECKS : EXHAUST GAS RECYCLING CIRCUIT
[1] Manual vacuum pump
ESSENTIAL : Respect the safety and cleanliness requirements specific to
high pressure diesel injection (HDi) engines.
Electrovalve (EGR).
- Check, not under load, between the electrovalve (3) (blue connector) and the EGR valve (2).
(tube with blue marking).
- Connect the tool [1] between the electrovalve (3) and the EGR valve (2).
- Compare readings with the values in the table below.
Butterfly housing electrovalve
- Check, not under load, between the electrovalve (4) (black connector) and the butterfly
housing (1) (Metering pump cold), (tube with white marking).
- Connect the tool [1] between the electrovalve (4) and the butterfly housing (1).
- Compare readings with the values in the table below.
Engine speed (rpm)
780
2500
206
Engine : 4HX
TOOLS
: FACOM DA 16.
Vacuum value (bar)
0.5 Bar
0 Bar