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Home >> Mercedes Benz >> 2021 >> G63 AMG >> Repair and Diagnosis >> Brakes >> Brakes Control Systems >> Brakes - Hydraulic & Mechanical System - 463 Chassis (2 Of 4) >> Testing & Repair >> Replace Brake Hoses >> Replace Brake Hoses - AR42.10-P-0013XG

Replace Brake Hoses - AR42.10-P-0013XG

Model 463 as of model year 2019 

MODIFICATION NOTES

17.05.2019 Bolt, brake hose to floating brake caliper on front axle/rear axle Model 463 as of model year 2019 BA42.10-P-1012-04B

Shown on left front axle with floating brake caliper 

G13668496Courtesy of MERCEDES-BENZ USA

Shown on left front axle with fixed caliper 

G13668497Courtesy of MERCEDES-BENZ USA

Shown on the outer left rear axle 

G13668498Courtesy of MERCEDES-BENZ USA

Shown on the inner left rear axle 

G13668499Courtesy of MERCEDES-BENZ USA
CAUTION Risk of poisoning  from swallowing brake fluid. Risk of injury  from skin and eye contact with brake fluid Only pour brake fluid into suitable and appropriately marked containers. Wear protective clothing and eye protection when handling brake fluid. AS42.50-Z-0001-01A
  Brake fluid notes   AH42.50-P-0001-01A
  Notes on repairs to brake system   AH42.00-P-0003-01A
  Notes on installing brake hoses   AH42.10-P-9406-01XG
REMOVINGINSTALLING Remove/install     
1 Remove corresponding wheel and tire assembly.   AR40.10-P-1102XG
2 Unscrew union nut (1.1) of brake line (1) from brake hose (3) and seal openings with suitable stop plugs. When removing brake hose (3) from front axle with floating caliper brake or fixed-caliper brake.
NOTES
Seal connections immediately.
Otherwise damage can be caused by escaping brake fluid.
IMPORTANT The expansion reservoir for brake fluid must not run completely empty.
 
    TORQUE SPECIFICATION Union nut, brake line to connecting point *BA42.10-P-1010-04B 
    SPECIAL TOOL Record plug Fig 1
3 Remove retaining clamp (2). When removing brake hose (3) from front axle with floating caliper brake or fixed-caliper brake.
INSTALLATION IMPORTANT Check retaining clamps (2). If there is damage,
↓
replace retaining clamp.
 
4 Release mounting clamps (4) and expose brake hose (3). When removing brake hose (3) from front axle with floating caliper brake or fixed-caliper brake.  
5.1 Remove banjo bolt (5), take off brake hose (3) and seal openings with suitable stop plugs. When removing the brake hose (3) from the front axle with floating caliper brake.
TORQUE SPECIFICATION Bolt, brake hose to floating brake caliper on front axle/rear axle
*BA42.10-P-1012-04B 
    SPECIAL TOOL Record plug Fig 1
5.2 Remove brake hose (3) from brake line (7) at fixed caliper and seal openings with suitable stop plugs. When removing the brake hose (3) from the front axle with fixed-caliper brake.
TORQUE SPECIFICATION Brake hose to brake line on front axle fixed caliper
*BA42.10-P-1011-04B 
    SPECIAL TOOL Record plug Fig 1
6.1 Unscrew union nut (12.1) of brake line (12) from brake hose (10) and seal openings with suitable stop plugs. When removing the brake hose (10) at the outer rear axle.
NOTES
Seal connections immediately.
Otherwise damage can be caused by escaping brake fluid.
TORQUE SPECIFICATION Union nut, brake line to connecting point
*BA42.10-P-1010-04B 
    SPECIAL TOOL Record plug Fig 1
6.2 Unscrew union nuts (12.2, 16.1) of brake lines (12, 16) from brake hose (15) and seal openings with suitable stop plugs. When removing the brake hose (15) at the inner rear axle.
NOTES
Seal connections immediately.
Otherwise damage can be caused by escaping brake fluid.
TORQUE SPECIFICATION Union nut, brake line to connecting point
*BA42.10-P-1010-04B 
    SPECIAL TOOL Record plug Fig 1
7.1 Remove clamp (13). When removing the brake hose (10) at the outer rear axle.
INSTALLATION IMPORTANT Check retaining clamps (13).
If there is damage,
↓
replace retaining clamp.
 
7.2 Remove clamps (14, 17). When removing the brake hose (15) at the inner rear axle.
INSTALLATION IMPORTANT Check retaining clamps (14, 17).
If there is damage,
↓
replace retaining clamps.
 
8 Remove banjo bolt (9), take off brake hose (10) and seal openings with suitable stop plugs. When removing the brake hose (10) at the outer rear axle.
TORQUE SPECIFICATION Bolt, brake hose to floating brake caliper on front axle/rear axle
*BA42.10-P-1012-04B 
    SPECIAL TOOL Record plug Fig 1
9 Install in reverse order.    
  Bleeding     
10 Bleed brake system.   AR42.10-P-0010XG 
BRAKE LINES, BRAKE HOSES

Number Designation Model 463 as of model year 2019
BA42.10-P-1010-04B Union nut, brake line to connecting point Nm 14
BRAKE LINES, BRAKE HOSES

Number Designation Model 463 as of model year 2019
BA42.10-P-1011-04B Brake hose to brake line on front axle fixed caliper Nm 16
BRAKE LINES, BRAKE HOSES

Number Designation Model 463 as of model year 2019
BA42.10-P-1012-04B Bolt, brake hose to floating brake caliper on front axle/rear axle Nm 42
Fig 1: Identifying Record Plug (129 589 00 91 00)
G13668500Courtesy of MERCEDES-BENZ USA