Remove/install electronic stability program (ESP) control unit

AR42.45-D-0820A

15.5.08

MODEL 901.6, 902.6, 903.6 with CODE (BB3) Electronic Stability Program

D42.45-0029-06

1 Hydraulic assembly

3 Clutch

4 Cap

5 Internal Torx bolt

A2 ABS/ESP control unit

D42.45-0012-01

Tightening procedure

5 Internal Torx bolt

Modification notes

13.5.08

Document completely revised

 	Remove/install
	Important notes concerning repair work on the antilock brake system (ABS)		AH42.30-N-0002-01A
	Notes for replacing ABS/ESP control unit		AH42.45-N-0820-01A
	Specifications for control unit	It is essential to observe all notes and instructions of the accompanying information for control unit
1	Detach cap (4) from ABS/ESP control unit (A2)
2	Unlock and detach clutch (3) on ABS/ESP control unit (A2)
3	Unscrew bolts (5) at control unit		*BA42.45-N-1002-01A
		 Installation: Replace bolts (5). Tightening procedure must be followed when inserting and tightening bolts.
4	Detach ABS/ESP control unit (A2) forwards off hydraulic assembly (1)	 Installation: Sealing surface on hydraulic assembly must be free of dust, grease and dirt.
5	Install in the reverse order
6	Perform quick test	 STAR DIAGNOSIS
7	Parameterize ABS/ESP control unit (A2)	 STAR DIAGNOSIS Menu item: Control unit adaptations
8	Carry out road test	 STAR DIAGNOSIS Menu item: Actuation  Road test

 Electronic Stability Program (ESP)

Number	Designation			Model 901.6, 902.6, 903.6


BA42.45-N-1002-01A	Bolt, ESP control unit at hydraulic assembly	Stage 1	Nm	2,9 0,3
		Stage 2	Nm	-