Remove/Install Electronic Stability Program (ESP®) Control Unit - AR42.45-P-0820GW

Model 463 

as of model year 2013 up to model year 2019 

Fig 1: Electronic Stability Program (ESP®) Control Unit Components Location - Model 463 As Of Model Year 2016 Up To Model Year 2019

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
1	Switch off ignition
2	Remove traction system hydraulic unit (A7/3)	Remove/install Electronic Stability Program (ESP®) hydraulic unit Model 463 as of model year 2013 up to model year 2019	AR42.45-P-0817GW
3	Remove screw/bolts (2)	Adhere precisely to torque value! Torque values that are too large lead to damage at the Premium Electronic Stability Program control unit (N30/7) and torques that are too small result in deficient connection of contact areas. Replace screw/bolts (2).
		Screw/bolt, ESP® control unit to traction system hydraulic unit	*BA42.45-P-1002-01N
4	Detach Premium Electronic Stability Program control unit (N30/7) from traction system hydraulic unit (A7/3) and take out	Do not touch contact areas or sealing silicone with either your hand or a tool. Otherwise damage will occur.
5	Remove O-rings (3) of the valve dome (4) by hand	Do not use tools. Otherwise the traction system hydraulic unit (A7/3) may be damaged.
	Clean
6	Clean sealing surface on traction system hydraulic unit (A73)	Assembly cleaner	*BR00.45-Z-1028-04A
7	Install in the reverse order
8	Carry out calibration on Electronic Stability Program control unit (N30/4) or Premium Electronic Stability Program control unit (N30/7) using Star Diagnosis
	Connect STAR DIAGNOSIS and read out fault memory		AD00.00-P-2000-04A

ELECTRONIC STABILITY PROGRAM (ESP®)

Number	Designation		Model 463 up to model year 2019
BA42.45-P-1002-01N	Screw/bolt, ESP® control unit to traction system hydraulic unit	Nm	4

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1028-04A	Assembly cleaner	A 000 986 56 01