Remove, install drive control (FR) control unit

AR30.35-W-1102CA

4.6.07

ENGINE 457.9 in MODEL 375 with BODY 375.860

ENGINE 457.9 in MODEL 374, 940, 942, 943, 944 with BODY 944.890

ENGINE 457.9 in MODEL 958 with BODY 958.880

W30.35-1085-11

1 Electrical connectors

A3 Vehicle engine control (FR) control unit

Modification notes

15.5.07

Work procedure completely revised.

	Removing
1	Connect Star Diagnosis
2	Store parameters for drive control (FR) control unit (A3)	 Only if the drive control (FR) control unit (A3) is replaced.	AR30.35-W-1102-01A
3	Remove paneling at top for instrument panel on the passenger side		AR68.10-W-3435A
4	Disconnect electrical connectors (1) from drive control (FR) control unit (A3)
5	Remove drive control (FR) control unit (A3)	To do this, press drive control (FR) control unit (A3) into rear bracket and unclip from front bracket from above.
	Install
6	Install drive control (FR) control unit (A3)
7	Attach electrical connectors (1) on drive control (FR) control unit (A3)
8	Install paneling at top for instrument panel on the passenger side		AR68.10-W-3435A
9	Transfer parameters and teach in drive control (FR) control unit (A3)	 Only if the drive control (FR) control unit (A3) was replaced.	AR30.35-W-1102-01A
10	Read out and erase the fault memory using Star Diagnosis
11	Switch off ignition
12	Disconnect Star Diagnosis