Mazda 2002 6 - Vacuum Hose Check Valve Inspection; Brake Pedal Inspection

CONVENTIONAL BRAKE SYSTEM
P–7
P
4. A second person should loosen the bleeder
screw, drain out the fluid and close the screw
using the SST.
Tightening torque
Front:6.9—9.8 N·m
{71—99 kgf·cm, 62—86 in·lbf}
Rear:5.9—8.8 N·m
{61—89 mgf·cm, 53—77 in·lbf}
5. Repeat steps 3 and 4 until no air bubbles are
seen.
6. Bleed air from each component by following the
procedure above.
7. After air bleeding, check the following:
• Brake operation
• fluid leakage
• fluid level
End Of Sie
VACUUM HOSE CHECK VALVE INSPECTION (POWER BRAKE UNIT)
B6U041143980W01
1. Remove the clamps and vacuum hose (power brake unit side).
2. For engine side, insert a small flathead
screwdriver in the direction of the arrow shown in
the figure, push the ring down and remove the
vacuum hose.
3. Apply both suction and pressure to the engine-
side hose, and verify that air blows only toward
that side.
• If air flows in both directions or not at all,
replace the vacuum hose.
End Of Sie
BRAKE PEDAL INSPECTION
A6E691243300W01
Brake Pedal Height Inspection
1. Verify that the distance from the carpet to the center of the upper surface of the pedal pad is as specified.
Pedal height (reference value)
Brake Pedal Height Adjustment
Caution
• The brake switch may not operate normally after adjusting the pedal height. Whenever adjusting
the pedal height, replace the brake switch with a new one.
A6E6912W001
A
6U69
12W
30
1
JOINT
RING
INTAKE MANIFOLD
POWER BRAKE UNIT
TO ENGINE
CHECK VALVE
B6U0411W013
R.H.D. 172 mm {6.77 in}
L.H.D. 187 mm {7.36 in}