1997 MERCEDES-BENZ ML320 Complete Repair Manual

key battery engine fuse box diagram winter tyres power steering spark plugs replace

Page 369 of 4133

MERCEDES-BENZ ML320 1997 Complete Repair Manual from front seat. DO NOT allow anyone inside vehicle.
3. Disable air bag system. See DISABLING & ACTIVATING AIR BAG SYSTEM
. Connect Trigger
Device (126-589-00-90-00) and Adapter Cable (126 58

from front seat. DO NOT allow anyone inside vehicle.
3. Disable air bag system. See DISABLING & ACTIVATING AIR BAG SYSTEM
. Connect Trigger
Device (126-589-00-90-00) and Adapter Cable (126 589 21 63 00) to SRS system connector (X29-9)
located at passenger footwell area. Move away from ve hicle as far as trigger device wiring will allow.
4. To deploy driver air bag and ETR, turn rotary knob on trigger device to position No. 1. Push battery
check push button and ignition push button simultane ously. Trigger light should illuminate indicating
driver air bag and ETR deployed. If trigger light is illuminated and driver air bag and-or ETR did not
deploy, driver air bag module and-or ETR is faulty. See UNDEPLOYED AIR BAG
-ETR .
5. To deploy passenger air bag detonator No. 1, turn ro tary knob on trigger device to position No. 2. Push
battery check push button and igni tion push button simultaneously. Tr igger light should illuminate
indicating passenger air bag detonator No. 1 deployed. If trigger light is illuminated and passenger air bag
detonator No. 1 did not deploy, passe nger air bag module is faulty. See UNDEPLOYED AIR BAG
-
ETR .
6. To deploy passenger air bag detonator No. 2, turn ro tary knob on trigger device to position No. 3. Push
battery check push button and igni tion push button simultaneously. Tr igger light should illuminate
indicating passenger air bag detonator No. 2 deployed. If trigger light is illuminated and passenger air bag
detonator No. 2 did not deploy, passe nger air bag module is faulty. See UNDEPLOYED AIR BAG
-
ETR .
UNDEPLOYED AIR BAG-ETR
After deploying procedures and-or diagnostic testing have confirmed air bag module and-or ETR is
undeployable, contact vehicle manufacture r for proper disposal instructions.
POST-COLLISION INSPECTION
When a vehicle has been involved in a collision, certain components of the passive restraint system must be
inspected or replaced. See AIR BAG/SRS COMPONENT INSPECTION & REPLACEMENT TABLES

article in the GENERAL INFORMATION section.
REMOVAL & INSTALLATION
CLOCKSPRING ASSEMBLY
Removal & Installation
1. Before proceeding, See AIR BAG SAFETY PRECAUTIONS . Disable air bag system. See
DISABLING & ACTIVATI NG AIR BAG SYSTEM
.
2. Remove driver air bag module. See DRIVER
-SIDE AIR BAG MODULE . Remove steering wheel bolt.
Using a puller, remove steering wheel. Disconnect lower clockspring connector. Turn 2 fixing screws
(locating on clockspring) countercl ockwise until clockspring cannot be rotated. Remove clockspring
mountin
g screws as necessary. Disconnect all necessary electrical connectors. Remove clockspring
WARNING:
Accidental air bag deployment is pos sible. Personal injury may result.
Read and follow all WARNINGS and AIR BAG SAFETY PRECAUTIONS

before working on ai r bag system or related components.

2001 Mercedes-Benz ML320
2000-01 ACCESSORIES/SAFETY EQUIPMENT Merc edes-Benz - Air Bag Restraint Systems
me
Saturday, October 02, 2010 3:44:45 PMPage 5 © 2006 Mitchell Repair Information Company, LLC.

Page 370 of 4133

MERCEDES-BENZ ML320 1997 Complete Repair Manual assembly. To install, reverse removal pr ocedure. Activate air bag system. See DISABLING &
ACTIVATING AIR BAG SYSTEM . Perform system operation check to ensure system is functioning
properly. See

assembly. To install, reverse removal pr ocedure. Activate air bag system. See DISABLING &
ACTIVATING AIR BAG SYSTEM . Perform system operation check to ensure system is functioning
properly. See SYSTEM OPERATION CHECK
.
CONTROL MODULE
Removal & Installation (C Class)
1. Before proceeding, See AIR BAG SAFETY PRECAUTIONS . Disable air bag system. See
DISABLING & ACTIVATI NG AIR BAG SYSTEM
. Remove ignition key. Remove shift lever cover
bezel. Lift shift lever cover e nough to disconnect electrical connector . Remove shift lever cover.
2. Remove storage compartment mount ing screws from center console. Remove storage compartment.
Remove ashtray. Disconnect electrical connectors as necessary. Disconnect SRS control module electrical
connector. Remove SRS contro l module mounting bolts. Remove SRS control module.
3. To install, reverse removal proce dure. Ensure SRS control module arro w points to front of vehicle. Set
parameters and program new SRS control module wi th Hand-Held Tester (965 589 00 01 00). Activate
air bag system. Perform system operation check to ensure system is functioning properly. See SYSTEM
OPERATION CHECK .
Removal & Installation (E Class)
1. Before proceeding, See AIR BAG SAFETY PRECAUTIONS . Disable air bag system. See
DISABLING & ACTIVATI NG AIR BAG SYSTEM
. Remove ignition key. Remove gear shift cover
panel. Remove ashtray and ashtray housing at front of console. Remove radio (if necessary).
2. Remove center console right side cover screws and ri ght side cover. Disconnect electrical connector for
control module. Remove 2 control module m ounting screws. Remove control module.
3. To install, reverse removal proce dure. Ensure SRS control module arro w points to front of vehicle. Set
parameters and program new SRS control module wi th Hand-Held Tester (965 589 00 01 00). Activate
air bag system. Perform system operation check to ensure system is functioning properly. See SYSTEM
OPERATION CHECK .
Removal & Installation (S Class)
1. Before proceeding, See AIR BAG SAFETY PRECAUTIONS . Disable air bag system. See
DISABLING & ACTIVATI NG AIR BAG SYSTEM
. Remove ignition key. Remove radio. Remove
ashtray. Remove wooden surround for ashtray. Remove shift lever cover mounting screws. Push shift
lever cover toward rear of vehicle and remove in an upward direction.
2. Remove center console cover screws. Remove cente r console cover by pulling from bottom in an upward
direction. When removing covers, di sconnect electrical connectors as necessary. Disconnect SRS control
module electrical connector. Re move SRS control module.
3. To install, reverse removal proce dure. Ensure SRS control module arro w points to front of vehicle. Set
parameters and program new SRS control module wi th Hand-Held Tester (965 589 00 01 00). Activate
air bag system. Perform system operation check to ensure system is functioning properly. See SYSTEM
OPERATION CHECK .
Removal & Installation (SL Class)

2001 Mercedes-Benz ML320
2000-01 ACCESSORIES/SAFETY EQUIPMENT Merc edes-Benz - Air Bag Restraint Systems
me
Saturday, October 02, 2010 3:44:45 PMPage 6 © 2006 Mitchell Repair Information Company, LLC.

Page 371 of 4133

MERCEDES-BENZ ML320 1997 Complete Repair Manual 1. Before proceeding, See AIR BAG SAFETY PRECAUTIONS . Disable air bag system. See
DISABLING & ACTIVATI NG AIR BAG SYSTEM
. Remove ignition key. Remove radio. Push up
and pull out heater contro

1. Before proceeding, See AIR BAG SAFETY PRECAUTIONS . Disable air bag system. See
DISABLING & ACTIVATI NG AIR BAG SYSTEM
. Remove ignition key. Remove radio. Push up
and pull out heater control panel. Unplug 2 connectors. Remove scre w in middle of storage tray.
2. Bend up at top corners and lift out storage tray. Rem ove screws below storage tray. Lift wood trim panel
at rear, pull down and out of catches. Unplug swit ch connectors and remove wood trim panel. Unplug
connectors at control module and remove Torx mounting screws. Remove control module.
3. To install, reverse removal proce dure. Ensure SRS control module arro w points to front of vehicle. Set
parameters and program new SRS control module wi th Hand-Held Tester (965 589 00 01 00). Activate
air bag system. Perform system operation check to ensure system is functioning properly. See SYSTEM
OPERATION CHECK .
Removal & Installation (CLK & SLK)
1. Before proceeding, See AIR BAG SAFETY PRECAUTIONS . Disable air bag system. See
DISABLING & ACTIVATI NG AIR BAG SYSTEM
. Remove ignition key. Remove cover on center
console. Remove cover on shift lever. Remove ash tray housing with storage compartment at front of
center console. Unplug connectors at control module and remove Torx mounting screws. Remove control
module.
2. To install, reverse removal proce dure. Ensure SRS control module arro w points to front of vehicle. Set
parameters and program new SRS control module wi th Hand-Held Tester (965 589 00 01 00). Activate
air bag system. Perform system operation check to ensure system is functioning properly. See SYSTEM
OPERATION CHECK .
DRIVER-SIDE AIR BAG MODULE
Removal & Installation
1. Before proceeding, See AIR BAG SAFETY PRECAUTIONS . Disable air bag system. See
DISABLING & ACTIVATI NG AIR BAG SYSTEM
. Remove ignition key. Remove 2 Torx screws
from rear of steering wheel. Lift off air bag m odule enough to unplug connector from rear of module.
Place module away from work area, with pad facing upward.
2. To install, reverse removal procedure. Tighten Torx screws to specification. See TORQUE
SPECIFICATIONS . Activate air bag system. Perform system operation ch eck to ensure system is
functioning properly. See SYSTEM OPERATION CHECK
.
SIDE AIR BAG UNIT (DRIVER-SIDE & PASSENGER-SIDE)
Removal & Installation
1. Before proceeding, See AIR BAG SAFETY PRECAUTIONS . Disable air bag system. See
DISABLING & ACTIVATI NG AIR BAG SYSTEM
. Remove ignition key. Drill out rivets at
retaining plate of side air bag unit. Pull air bag unit out of door. Disconnect connector at driver-side air
bag squib. Remove unit from vehicle. See Fig. 2.
NOTE: Air bag module and steer
ing wheel must be replaced following a collision in
which air bag was deployed.

2001 Mercedes-Benz ML320
2000-01 ACCESSORIES/SAFETY EQUIPMENT Merc edes-Benz - Air Bag Restraint Systems
me
Saturday, October 02, 2010 3:44:45 PMPage 7 © 2006 Mitchell Repair Information Company, LLC.

Page 372 of 4133

MERCEDES-BENZ ML320 1997 Complete Repair Manual 2. To install, connect connector so that connector a udibly clicks when connector engages. Install unit in
door trim panel and rivet using only special rivets (Part No. 003 990 0097). Perform sys

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MERCEDES-BENZ ML320 1997 Complete Repair Manual
2001 Mercedes-Benz ML320
2000-01 ACCESSORIES/SAFETY EQUIPMENT Merc edes-Benz - Air Bag Restraint Systems
me
Saturday, October 02, 2010 3:44:45 PMPage 9 © 2006 Mitchell Repair Information Compa

Page 374 of 4133

MERCEDES-BENZ ML320 1997 Complete Repair Manual Fig. 2: Removing Side Air Bag Unit (2000 Models)
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
SIDE AIR BAG SENSOR (DRIVER-SIDE & PASSENGER-SIDE)
Removal & Installation
1. Before proceeding, See AIR

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Page 376 of 4133

MERCEDES-BENZ ML320 1997 Complete Repair Manual Fig. 3: Removing Side Air Bag Sensor (2000 E Class Shown; Others Are Similar)
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
OCCUPIED SEAT RECOGNITION SENSOR
Removal & Installation
1. Before proce

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