Remove/Install Brake Booster - AR43.10-P-0350XG

Model 463 

as of model year 2019 

Fig 1: Brake Booster Components Location - Model 463 As Of Model Year 2019

Courtesy of MERCEDES-BENZ USA

Courtesy of MERCEDES-BENZ USA

	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
	Remove/install
1	Remove master brake cylinder (1).		AR42.10-P-0300XG
2	Disconnect vacuum line (2) from BAS brake booster (A7/7).	: Replace seal plug of vacuum line (2) as well when replacing the brake booster BAS (A7/7).
3	Release and disconnect electrical connector (3) at brake vacuum sensor (B150).
4	Remove brake vacuum sensor (B150) from BAS brake booster (A7/7).		AR42.31-P-6003XG
5	Remove lower trim of instrument panel on driver's side.		AR68.10-P-1501XG
6	Remove guide pin (4).	: Replace guide pin (4). Bolts, brake pedal to brake booster	*BA29.10-P-1003-02K
7	Unscrew nuts (5).	Nut, pedal assembly to firewall	*BA29.10-P-1002-02K
8	Push brake lines carefully to one side and remove BAS brake booster (A7/7).	Do not deform the brake lines. Otherwise failure can occur to the brake system. Do not damage boot during removal/installation of BAS brake booster (A7/7). Otherwise failure can occur to the brake system.
9	Remove seal between BAS brake booster (A7/7) and body.	: Install new gasket.
10	Install in reverse order.

PEDALS, BEARING BRACKET

Number	Designation		Model 463 up to model year 2019	Model 463 as of model year 2019
BA29.10-P-1002-02K	Nut, pedal assembly to firewall	Nm	23	23

PEDALS, BEARING BRACKET

Number	Designation		Model 463 up to model year 2019	Model 463 as of model year 2019
BA29.10-P-1003-02K	Bolts, brake pedal to brake booster	Nm	20	20