Removing and installing brake caliper, brake caliper FN 44 — VW

Removing and installing brake caliper, brake caliper FN 44
Special tools and workshop equipment required
Torque wrench
V.A.G 1331
Open ring spanner insert, AF 11 mm
V.A.G 1410/6
Universal joint
V.A.G 1410/7
Torque wrench
VAS 6854
Brake pedal depressor
V.A.G 1869/2
Assembly tool
V.A.G 1410/8
Piston resetting appliance
T10145
Removing
Remove wheels.
Push retaining spring in direction of
arrow A
.
Push retaining spring in direction of
arrow B
out of hole.
Turn retaining spring
1
anticlockwise
arrow
until it can be removed from upper hole.
Removal on right side of vehicle.
Disconnect connector for brake pad wear indicator.
Remove line for pad wear indicator from bracket on brake caliper.
Remove lower part of pad wear indicator connector as well as speed sensor wire from bracket on brake caliper.
Continuation for both sides
Connect bleeder hose of bleeder bottle to bleeder valve on brake caliper.
Open bleeder valve.
Apply
brake pedal depressor
V.A.G 1869/2
.
Close bleeder valve.
Remove bleeder bottle.
Unbolt brake line.
Remove cover caps from guide pins.
Unscrew and remove both guide pins
arrows
from brake caliper.
Pull brake caliper from brake carrier.
Remove brake pads from brake caliper.
Installing
Install in reverse order of removal, observing the following:
Note
Before pressing pistons back into cylinders using the
piston resetting appliance
, draw off brake fluid from the brake fluid reservoir. Otherwise, particularly if reservoir has been topped up, fluid will overflow and cause damage.
Press pistons back using
piston resetting appliance
T10145
1
.
Note
The inner brake pad (piston side) is rotation sensitive and is therefore marked.
Directional brake pads
When installed, the arrow
A
on the brake pad backplate must point downwards (in direction of brake disc rotation).
Insert brake pad with retaining spring into the piston
arrows
.
Fit outer brake pad to brake carrier.
Bolt brake caliper to brake carrier with both guide pins
arrows
.
Fit both cover caps.
Bolt brake hose to brake caliper.
Remove
brake pedal actuator
V.A.G 1869/2
.
Installation on right side of vehicle.
Push speed sensor wire into bracket on brake caliper.
Connect connector and brake pad wear indicator in bracket on brake caliper.
Secure wire of brake pad wear indicator in bracket on brake caliper.
Continuation for both sides
Fit retaining spring into upper hole
arrow
and turn spring clockwise in direction of
arrow
.
Position retaining spring at bottom of brake carrier.
First press retaining spring in direction of
arrow A
, and then simultaneously into hole in brake caliper in direction of
arrow B
.
Bleed brake system
Chapter
.
Fit wheels.
Specified torque of wheel bolts
Running gear, axles, steering
Rep. gr.
44
Wheels, tyres
Note
Firmly depress brake pedal several times with vehicle stationary so that the brake pads are properly seated in their normal operating position.
Check brake fluid level.
Specified torques
Chapter
“
Assembly overview - rear brakes, brake caliper FN 44
”