BRAKES
287
B3FP15RC
B3FP7DQD
CHECKING THE VACUUM PUMP
Tool.
[1] Pressure checker : Toolkit S.1602
Checks.
A: Engines DW10 and DV6
B: Engine DW12
Locate the vacuum pipe (1) between the vacuum pump and the braking servo.
Uncouple the vacuum pipe at "a".
Connect the tool [1] onto the vacuum pipe (1).
Run the engine at idle.
Check the vacuum value.
NOTE: The vacuum value should be higher than or equal to 0,850 bar.
Engines DW10, DW12 and DV6:
If the value is lower, check:
- The vacuum pump directly.
- The sealing of the circuit on the link pipes and on the brake servo.
C5
Maximum time (in seconds)
to wait for minimum vacuum
Minimum vacuum
Engine oil temperature
80°C ± 5°
500 mbars
800 mbars
4,5
18
Angl.T3-page282-299-2005 4/02/05 15:29 Page 287