Checks: Exhaust Gases Recycling Circuit - CITROEN C2 2004 User Manual

C2 - C3

CHECKS: EXHAUST GASES RECYCLING CIRCUIT

Engines: 8HX - 8HW
Tools.
[1] Manual pressure-vacuum pump : FACOM DA 16
IMPERATIVE: Respect the safety and cleanliness specific to high pressure diesel
injection (HDi) engines.
EGR valve.
Connect tool [1] on the capsule take-off (2).
Apply a vacuum of approx. 0,6 bar several times to activate the rod «a».
In abruptly suppressing the vacuum, the valve should click and lock itself back on its seating.
Regulation electrovalve (EGR). (Engine: 8HX-8HW).
B1HP15GD Check to be performed between the electrovalve (1) and the EGR valve (2).
Link the tool [1] in series, between the electrovalve (1) and the capsule (2).
Engines: 8HV - 8HY
Compare the values noted with those in the table below.
Regulation electrovalve (EGR). (Engine: 8HV-8HY).
Check to be performed between the electrovalve (2) and the EGR valve (1).
Link the tool [1] in series, between the electrovalve (2) and the capsule (1).
Compare the values noted with those in the table below.
Engine speed (rpm) Vacuum value
780 0,5
2500 0
B1HP1K6D
270