Note. Separate characteristics are also given in the text of the Chapter and, if they are mandatory, are highlighted in bold.
Common parameters | |
type of drive | Hydraulic, double circuit (with diagonal split) with vacuum booster. Electronic anti-skid system (ESP), emergency brake booster (BAS) and anti-lock brakes (ABS) |
Brake mechanisms | Disc, ventilated, fixed or floating caliper |
Parking brake | With pedal-cable drive to the brake mechanisms of the rear wheels |
Front wheel brakes | |
Thickness of friction linings of pads, mm | |
floating caliper models | |
Rated value (a new block taking into account the substrate) | |
| 18.5 |
| 15.5 |
Limit value (taking into account the substrate - for maintenance) | |
| 12 |
| 11 |
Warning indicator for approx | 2 |
Fixed caliper models | |
Rated value (a new block taking into account the substrate) | 17.5 |
Limit value (taking into account the substrate - for maintenance) | 11 |
Warning indicator for approx | 1.7 |
Brake disc thickness, mm | |
floating caliper models | |
Rated value | 25 |
Limit value | 23 |
Maximum allowable value during maintenance | 23.5 |
Fixed caliper models | |
Rated value | 32 |
Limit value | 29.4 |
Maximum allowable value during maintenance | 30 |
Rear wheel brakes | |
Thickness of friction linings of pads, mm | |
floating caliper models | |
Rated value (a new block taking into account the substrate) | 15.5 |
Limit value | |
| 11 |
| 5 |
Fixed caliper models | |
Rated value (a new block taking into account the substrate) | 15.5 |
Limit value | |
| 11 |
| 2 |
Warning indicator for approx | 1.7 |
Brake disc thickness, mm | |
floating caliper models | |
Rated value | 15 |
Limit value | 13 |
Maximum allowable value during maintenance | 13.5 |
Fixed caliper models | |
Rated value | 14 |
Limit value | 12 |
Maximum allowable value during maintenance | 12.5 |
Parking brake | |
Control force of pressing the foot brake pedal, N | 170 +70 / -50 |
The number of clicks of the ratchet when depressing the cocking pedal of the parking brake | |
Pedal assembly with retractable ratchet | 1 |
Pedal assembly with release ratchet | 5 |
Vacuum brake booster | |
Vacuum booster diameter, mm | 279 |
Gain | 5.6 |
Pressure in the brake lines (at a depression depth of 0.75÷0.8 bar), bar | |
When depressing the foot brake pedal: | |
| 9÷20 |
| 36÷48 |
| 53÷68 |
| 70÷85 |
| 82÷96 |
Tightening force of threaded connections, N·m | |
Wheel nuts | 150 |
GTZ tank cap | 2 |
Brake caliper bleed valves | 18 |
Nut of fastening of the left forward support of a suspension bracket of the power unit to an arm on the engine | 65 |
Brake booster assembly fastening nuts on engine compartment bulkhead | 25 |
Fitting nodes for connecting brake lines to the GTZ assembly | 20 |
Nuts for fastening the GTZ assembly to the brake booster unit | 25 |
Union fittings for connecting brake lines to the ASR/ETS hydraulic modulator | 15 |
Fittings for fastening flexible hoses to brake pipes | 18 |
Fitting nodes for connecting brake hoses to calipers | 18 |
Hollow bolts of nipple connectors for connecting brake hoses to calipers | 33 |
Brake pad contact sensors on fixed calipers | 9 |
Self-locking bolts for fastening the brake calipers of the brake mechanisms of the front wheels to the steering knuckles | 180 |
Self-locking bolts for fastening the brake calipers of the brake mechanisms of the rear wheels to the hub assemblies | 115 |
Bolts of fastening of a pedal of a drive of a parking brake to a forward rack | 12 |
Self-locking wheel sensor mounting bolts | 8 |