Removing and installing front brake caliper - AR42.10-P-0070DM

MODEL 202.033 /093, 210.072 /074 /274 with CODE (957a) AMG engineering package

MODEL 208.370 /470 as of 19.1.99 except CODE (491) U.S. version

MODEL 210.070 as of 8.2.99 except CODE (491) U.S. version except CODE (498) Japanese version except CODE (625) Australian version

MODEL 170.466, 208.374, 210.083 /270 /283 as of 8.2.99

Shown on vehicle with CODE (957a) AMG engineering package

Fig 1: Identifying Front Brake Caliper Components

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Modification notes

29.7.99

BA42.10-P-1001-04A with model 210 value changed from 18 Nm to 14 Nm, BA42.10-P-1005-03A with model 210 value changed from 30 Nm to 22 Nm

	Removing, installing
	Risk of poisoning from swallowing brake fluid. Risk of injury from skin and eye contact with brake fluid	Pour brake fluid only into suitable and appropriately marked containers. Wear protective clothing and eye protection when handling brake fluid.	AS42.50-Z-0001-01A
	Notes on brake fluid		AH42.50-P-0001-01A
	Notes on repairs to brake system		AH42.00-P-0003-01A
	Notes on installation of brake hoses		AH42.10-P-9406-01A
1	Remove front wheels
			AP40.10-P-4050Z
2	Disconnect brake hose (51) first from brake line (5) and then from floating caliper (31)	Seal connections immediately with plugs. Brake fluid reservoir must not empty completely.	AR42.10-P-0013A
		Box wrench for brake line	Figure
		Box wrench for brake hose	Figure
		Brake line (5) to brake hose (51)	*BA42.10-P-1001-04A
		Brake hose (51) to floating caliper	*BA42.10-P-1002-04A
3	Detach spring (31d) (arrows)
4	Unplug contact sensor (S10/1) from brake pad contact sensor connector (S10/1x1)
	Notes on installing contact sensor for brake lining wear indicator		AH42.10-P-0003-01A
5	Unscrew brake pad contact sensor connector (S10/1x1) from floating caliper (31a)	Installation: Replace micro-encapsulated bolt (31e).
			*BA42.10-P-1005-03A
6	Pull covers (31b) off guide pins (31c)
7	Unscrew guide pins (31c)		*BA42.10-P-1004-03A
8	Remove floating caliper (31a) together with the brake pads	Installation : Insert inner brake pad into piston of floating caliper. Insert outer brake pad into guide of frame and install floating caliper.
9	Install in the reverse order
10	Bleed brake system		AR42.10-P-0010A
11	Check brake system for leaks		AR42.10-P-0100-01A

Front axle floating caliper

Number	Designation			Model 170.466	Models 202.033/093, 208.374, 210.072 with code 957 (E50 AMG), 210.074/274
BA42.10-P-1004-03A	Guide pin, floating caliper to brake caliper support		Nm	25	27
BA42.10-P-1005-03A	Self-locking bolt, brake pad contact sensor to floating caliper	M6	Nm	8	-
BA42.10-P-1005-03A		M8	Nm	22	22

Front axle floating caliper

Number	Designation			Model 208.370/470 as of 19.01.99, except	Model 210.083/270/ 283 as of 08.02.99, model 210.070 as of 08.02.99 except
BA42.10-P-1004-03A	Guide pin, floating caliper to brake caliper support		Nm	27	27
BA42.10-P-1005-03A	Self-locking bolt, brake pad contact sensor to floating caliper	M6	Nm	-	-
BA42.10-P-1005-03A		M8	Nm	22	22

Brake lines, brake hoses

Number	Designation		Model 170	Model 202
BA42.10-P-1001-04A	Brake line to brake hose	Nm	14	14
BA42.10-P-1002-04A	Brake hose to fixed or floating caliper	Nm	18	18

Brake lines, brake hoses

Number	Designation		Model 208	Model 210
BA42.10-P-1001-04A	Brake line to brake hose	Nm	14	14
BA42.10-P-1002-04A	Brake hose to fixed or floating caliper	Nm	18	18

Fig 2: Identifying Box Wrench (000 589 75 03 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 3: Identifying Box Wrench (000 589 76 03 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.