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Home >> Porsche >> 2009 >> Cayenne S >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> 47 - Brakes - Hydraulic Brake System, Regulator >> WM 4700TW Tightening Torques For Brake Hydraulics (All Models) >> Technical Values

Technical Values

Location Description Type Basic value Tolerance 1 Tolerance 2
Brake pressure line to brake master cylinder, brake hose, distributor, brake calliper and hydraulic unit M10/M12 thread Tightening torque 14 Nm (10.5 ftlb.) +/-1 Nm (+/-0.5 ftlb.)  
Mount for hydraulic unit support M6 x 10 thread Tightening torque 10 Nm (7.5 ftlb.)    
Mount for intermediate piece M6 x 14 thread Tightening torque 10 Nm (7.5 ftlb.)    
Brake calliper to front-axle wheel carrier M16 x 1.5 x 48 x 33 thread (always replace screws and lock nuts after removal) Tightening torque 270 Nm (200 ftlb.)    
Brake calliper to rear-axle wheel carrier M14 x 1.5 x 40 thread (always replace screws and lock nuts after removal) Tightening torque 180 Nm (133 ftlb.)    
Connecting line to brake calliper M10 x 1 thread Tightening torque 13 Nm (9.5 ftlb.) +/-1 Nm (+/-0.5 ftlb.)  
Bleeder screw on brake calliper M10 x 1 thread Tightening torque 14 Nm (10.5 ftlb.) +/-2 Nm (+/-1.5 ftlb.)  
Brake pressure line to brake calliper M10 x 1 thread Tightening torque 14 Nm (10.5 ftlb.) +/-1 Nm (+/-0.5 ftlb.)  
Cap screws for brake lines M10 x 1 thread Tightening torque 14 Nm (10.5 ftlb.) +/-1 Nm (+/-0.5 ftlb.)  
Brake booster M8 thread Tightening torque 26 Nm (19 ftlb.) +/-3 Nm (+/-2.0 ftlb.)  
Brake booster to brake master cylinder M8 thread Tightening torque 25 Nm (19 ftlb.) +/-4 Nm (+/-3.0 ftlb.)  
Pressure sensor to brake master cylinder Up to model year 2006 Tightening torque 35 Nm (26 ftlb.) +/-2 Nm (+/-1.5 ftlb.)  
Vacuum pump   Tightening torque 10 Nm (7.5 ftlb.)