Remove/Check/Install Front Axle Brake Pads - AR42.10-P-1610RG

Model 190 

except code B07 (AMG - ceramic brake system) 

Courtesy of MERCEDES-BENZ USA

Shown on right side of vehicle 

	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
	Risk of accident  when commissioning the vehicle due to a lack of braking effect when the service brake is operated for the first time after repair work.	Before starting the engine, actuate brake pedal several times until pressure is built up and maintained in the brake system.	AS42.50-Z-0002-01A
	Risk of injury.  Skin or eye injuries may result when handling hot or glowing objects.	Wear protective gloves, protective clothing and safety glasses, if necessary.	AS00.00-Z-0002-01A
Topical note	Notes on installing brake wear indicator contact sensors		AH42.10-P-0003-01RG
Topical note	Brake fluid notes		AH42.50-P-0001-01A
Topical note	Notes on working in engine compartment		AH60.00-P-0042-01RG
	Remove/install
1	Open engine hood		AR88.40-P-1000RG
2	Clean area around cap on expansion reservoir for brake fluid
3	Unscrew the cap on the brake fluid expansion reservoir and suction off some brake fluid	This prevents the expansion reservoir overflowing when the brake piston is pushed back.
4	Remove front wheel-and-tire assemblies		AR40.10-P-1100RQ
5	Detach electrical connection from brake wear sensor at front right (S10/2x1)
6	Remove bolt (5) and then remove tie rod (4)	Bolt for anti-rattle spring support	*BA42.10-P-1005-10T
7	Hammer out retaining pins (2) with punch and remove retaining spring (3)	Hammer in retaining pins (2) up to the end stop. Check retaining spring (3) is correctly seated.
8	Press back brake piston using resetting device	Resetting device	Fig 1
		If brake pistons are sluggish: ↓ Replace brake caliper (1).
9	Remove brake pads (6) from brake caliper (1)	Do not apply any brake paste or lubricants to brake pads (6) and brake calipers (1). Malfunctions may occur otherwise
		Only sets of brake linings (6) approved by Daimler AG may be installed.
	Check
10	Check condition of brake linings (6) and measure degree of wear	If necessary, replace brake linings.
			AP42.10-P-4252A
11	Check brake caliper (1) for leaks and dust boots for damage	In the event of any leaks or damage: ↓ Replace brake calipers.
12	Check brake disks	If necessary, replace brake disks.
			AP42.10-P-4258A
	Clean
13	Clean contact surfaces of brake linings (6) on brake caliper (1)	Do not use sharp-edged or pointed objects. Otherwise the dust boots may be damaged.
14	Install in the reverse order
	Check
15	Check fluid level in expansion reservoir for brake fluid.
			AP42.10-P-4210A
16	Carry out brake test on the test stand
			AP42.00-P-4290BA

Fig 1: Identifying Resetting Device (000 589 52 43 00)

Courtesy of MERCEDES-BENZ USA