Remove/install antenna amplifier module - AR82.62-P-8300RA

MODEL 230.4 

Rear window antenna amplifier module 

Fig 1: Identifying Rear Window Antenna Amplifier Module Components (1 Of 2)

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Rear Window Antenna Amplifier Module Components (2 Of 2)

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Risk of injury caused by moving parts that can pinch, crush or  , in extreme cases even sever  extremities.	No parts of the body or limbs should be within the operating range of the mechanism when components are in motion.	AS00.00-Z-0009-01A
	Risk of injury  caused by body parts being trapped  or crushed  when working on partially open Vario roof (stop mode) or in its closing area as a result of the Vario roof suddenly collapsing	Use a suitable tool to secure Vario roof.	AS77.50-Z-0001-01A
	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
1	Remove left side paneling in trunk		AR68.30-P-4800R
2	Expose left rear window wiring harness (1) in luggage compartment	Always mark installation position of electrical and hydraulic lines that are to be removed, as incorrectly routed lines can become damaged during Vario roof movement. Installation:  Install new tie straps.
3	Detach bottom rear window ground line (2) from ground (left wheelhouse in luggage compartment) (W6)	Reattach remaining ground lines.
4	Disconnect electrical connector (3) from rear shelf antenna amplifier (A2/67)
5	Lock trunk lid in trunk lid lock
6	Completely open Vario roof
7	Remove paneling from top left of center pillar		AR68.30-P-1077R
8	Remove retaining plate for power window from left rear side window	Mark installation position.	AR67.39-P-4150-01R
9	Remove screw (4) and remove rear line bracket (5)
10	Remove screw (6) and bend open front line bracket (7) wide enough for the left rear window wiring harness (1) to be removed
11	Expose left rear window wiring harness (1) on main bearing (8) and pull out of trunk	Installation:  Note installation marks and replace cable ties.
12	Move Vario roof to intermediate position and secure.	Ensure that during the Vario roof motion, no hydraulic or electric lines are pinched and damaged.	AR77.50-P-3000-01R
			Fig 3
13	Remove paneling from Vario roof rear section		AR68.30-P-4380R
14	Remove C-pillar paneling from Vario roof		AR68.30-P-4500R
15	Detach threaded connection for line bracket (9) and remove left rear window wiring harness (1) from line bracket (9)
16	Pull left rear window wiring harness (1) upward and out through left C-pillar upper section (10)	To do this, unclip rubber fixing out of left C-pillar upper section (10). Installation:  Observe installation markings.
17	Detach threaded connection for line bracket (12) and remove top rear window ground line (13) out of line bracket (12)
18	Disconnect electrical connector (14) from heated rear window (R1)
19	Press rubber element (15) to rear out of rear window mount (16) using a suitable punch	Installation:  Install new retaining clip (17) with cable tie. Press rubber element (15) into rear window mount (16) with the aid of liquid lubricant.
		Antifriction agent	*BR00.45-Z-1010-06A
20	Disconnect electrical connector (18) from rear window antenna amplifier module (A2/12)
21	Remove screw (19) and remove rear window antenna amplifier module (A2/12)	Installation:  Route antenna line (20) in cable duct (21) and secure in area of screw (22) using a suitable sealant (23).
22	Install in the reverse order

Fig 3: Identifying Support (230 589 04 63 00)

Courtesy of MERCEDES-BENZ USA

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1010-06A	Antifriction agent	A 000 989 03 67