3 Series E46 325i (M56) TOUR
34 90 ...
Troubleshooting the brake system
Fault
Cause
Remedy
Brakes pull to one side
a)
Tyre pressure incorrect
b)
Unevenly worn tire treads
c)
Oil on pads/liners
d)
Wrong type of pads/liners
e)
Dirty floating caliper recesses
f)
Guide bolts dirty or damaged
g)
Rear wheel alignment adjusted
incorrectly
h)
Corrosion in floating calipers or
wheel cylinders
i)
No shock absorber action
k)
Pad of one caliper worn
l)
Pad glazed
a)
Correct tire pressure
b)
Change or replace tyres
c)
Replace brake linings,
check for causes
d)
Replace brake linings,
check for causes
e)
Remove and install/clean
floating calipers
f)
Replace guide bolts
g)
Check wheel alignment
h)
Remove and install, repair or
replace floating calipers or
wheel cylinders
i)
Check shock absorber,
replacing if necessary
k)
Replace brake linings,
Check floating caliper
l)
Replace brake linings,
Check floating caliper
Brakes excessively hot while driving
a)
Vent bore in master cylinder
clogged
b)
No play between push rod and
master cylinder piston
c)
Swollen rubber parts due to use
of wrong brake fluid
d)
Vent bore in expansion tank
clogged
e)
Corroded floating calipers
f)
Cross spring broken
g)
Handbrake lever not released
fully
a)
Overhaul master brake cylinder,
replacing if necessary
b)
Adjust push rod (in older cars)
c)
Overhaul master brake cylinder,
replacing if necessary
d)
Clean expansion tank
e)
Remove and install, repair or
replace floating calipers
f)
Replace cross spring
g)
Check handbrake and
handbrake cables,
repair if necessary
RA Troubleshooting the brake system
BMW AG - TIS
14.02.2013 13:39
Issue status (12/2007) Valid only until next DVD is issued
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