Rear Disc Brakes With Automatic Adjustment, VIN 4A PN 078 949 From My 93

WARNING:

• Always install all parts included in repair kit.
• Brakes can be tested on any commercially available brake dynamometer provided the drive roller speed does not exceed 5.5 km/h (3.3 mph).

Courtesy of AUDI OF AMERICA, LLC

1. Parking brake cable
   • Adjusting: similar to procedure for earlier style caliper; note differences REAR BRAKES, BASIC ADJUSTMENT 
2. Spring clip
   • Attaches parking brake cable to support bracket
3. Self-locking bolt
   • Always replace
   • 35 Nm (26 ft lb)
   • Hold guide pin to prevent it moving when loosening and tightening
4. Brake caliper housing with lever for parking brake cable
   • Detach from brake carrier to replace brake pads
   • Do not disconnect brake hose
5. Brake carrier with guide pins and protective caps
   • Supplied as replacement part fully assembled with sufficient grease on guide pins
   • If protective caps have been damaged, install repair kit Part No. 443 698 470
   • Use grease pad provided in repair kit to lubricate guide pins
6. Socket-head mounting bolt
   • 65 Nm (48 ft lb)
7. Brake pads
   • Replace in pairs
   • Wear limit: 2 mm (0.08 in.)
   • When pad thickness including backing plate is down to 7 mm (0.28 in.), brake pads have reached their wear limit and should be replaced
8. Brake disc
   • Replace in pairs
   • Remove brake caliper first
   • Resurface uniformly on both sides when necessary, starting from thickness when new; make sure that thickness of resurfaced disc is sufficiently above wear limit
   • Diameter: 245 mm (9.64 in.)
   • Thickness: 10 mm (0.39 in.)
   • Wear limit: 8 mm (0.31 in.)