Remove/install airbag/belt tensioner control unit

AR91.60-S-0622S

Remove/install airbag/belt tensioner control unit

06.12.2019

Model

636, 639

Shown on model 639 with code H00 (Warm and cooling air duct to passenger compartment) up to vehicle identification number (FIN) 176133

1

Nut (model 636 with corresponding equipment with air ducts, model 639 up to FIN 176133 with corresponding equipment with air ducts)

2

Air duct (model 636 with corresponding equipment with air ducts, model 639 up to FIN 176133 with corresponding equipment with air ducts)

3

Tab

4

Air duct

5

Bolts

6

Ground cable

N2/2 Steuergerät SRS

(Model 639.601/603/605/701/703/705/711/713/ 811/813/815 up to 31.8.05 without code SH7 (Thoraxbag for driver and front passenger (in backrest)) or without code SH9 (Window airbag for driver and front passenger)

N2/10 Steuergerät SRS

(Model 639.601/603/605/701/703/705/711/713/ 811/813/815 up to 31.8.05 without code SH7 (Thoraxbag for driver and front passenger (in backrest)) or without code SH9 (Window airbag for driver and front passenger)

N2/11 Steuergerät Airbag ARCADE

(Model 639.601/603/605/701/703/705/711/713/ 811/813/815 as of 1.9.05 with code SH7 (Thoraxbag for driver and front passenger (in backrest)) or with code SH9 (Window airbag for driver and front passenger)

 

Remove/install

 Danger

Risk of death when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC)

Do not touch damaged or defective live component parts and lines or non-insulated electrical connections and lines.

AS00.00-Z-0035-01A

Topical note

General information on handling vehicles with high-voltage on-board electrical system and/or lithium-ion battery and/or gaseous-fuel drive system

AH00.00-Z-0300-01A

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

Topical note

Notes on carrying out repair work in the vehicle interior

AH68.00-N-0001-01S

Assessment of airbag and belt tensioner units in accident vehicles

AH91.00-P-0006-01B

1

Disconnect battery ground line

Except model 639.603/703 with engine 780.994 with code MA0 (E-CELL 60 kW)

AR54.10-S-0003S

Model 639.603/703 with engine 780.994 with code MA0 (E-CELL 60 kW), * For Europe only

AR54.10-S-0003EV

2

Remove center console

AR68.20-S-2000S

3

Remove right cover below instrument panel

Only on model 636 with corresponding equipment with air ducts, model 639 with corresponding equipment with air ducts and only up to FIN 176133.

AR68.10-S-1520S

4

Unscrew nut (1)

Only on model 636 with corresponding equipment with air ducts, model 639 with corresponding equipment with air ducts and only up to FIN 176133.

5

Remove air duct (2)

Only on model 636 with corresponding equipment with air ducts, model 639 with corresponding equipment with air ducts and only up to FIN 176133.

 Installation: Remove marked part of shackle (3) as shown. Install air duct (2) and place shackle of air duct (4) over shackle (3) of air duct (2).

 Removal and installation tool

*116589016200

6

Remove SRS control unit (N2/2, N2/10) or ARCADE airbag control unit (N2/11)

 To do so, remove screws (5), disconnect electrical connectors and place ground line (6) to one side.

 Screw/bolt, airbag control unit to equipment carrier

*BA91.60-N-1001-01D

7

Install in the reverse order

8

Connect STAR DIAGNOSIS and code SRS control unit (N2 N2/2,/10) or ARCADE airbag control unit (N2/11)



When replacing SRS control unit (N2/2, N2/10) or ARCADE airbag control unit (N2/11).

AD00.00-S-2000-04S

 Airbag

Number

Designation

Model 636

Model 639

BA91.60-N-1001-01D

Screw/bolt, airbag control unit to equipment carrier

Nm

8

8