Check Air Tightness Under Load; Check Operation - Suzuki Samurai 1986 Service Manual

4) If pedal travel doesn't change, air tightness
isn't obtained.
Fig. 19-8-17
NOTE:
If defective, inspect vacuum lines and sealing
parts, and replace any faulty part.
When this has been done, repeat the entire test!

Check Operation

1) With engine stopped, depress brake pedal
several times with the same load and make
sure that pedal travel doesn't change.
Fig. 19-8-18
2) Start engine while depressing brake pedal. If
pedal travel increases a little, operation is
satisfactory. But no change in pedal travel
indicates malfunction.
19-48
1 St, 2nd. 3rd
NO GOOD
Fig. 19-8-19

Check Air Tightness Under Load

1) With engine running, depress brake pedal.
Then stop engine while holding brake pedal
depressed.
Fig. 19-8-20
2) Hold brake pedal depressed for 30 seconds.
If pedal height does n.ot change, condition
is good. But it isn't if pedal rises.
Fig. 19-8-21
-Hold
Hold