Renault Laguna III Manual page 2370

MECHANICAL COMPONENT CONTROLS
Braking assistance circuit: Check
F4R, and 811
a Connect the external vacuum pump to the engine
vacuum pump.
a Start the engine.
a Check that the vacuum value at the vacuum pump
outlet is XXX mbar.
a Replace the vacuum pump if the values are different
(see 37A, Mechanical component controls, Vacu-
um pump: Removal - Refitting, page 37A-14) .
a Refit the non-return valve pipe onto the vacuum
pump.
116899
37A-36
37A