MERCEDES-BENZ ML430 1997 Complete Repair Manual

side air bag module electrical connectors. Remove driver-side air bag module. See Fig. 2.
3. To install, reverse removal proc edure. Tighten driver-side air bag module bolts to specification. See
TORQUE SPECIFICATIONS
. Activate air bag system. Read di agnostic codes and erase memory. See
DIAGNOSTICS
.
Fig. 2: Identifying Driver
-side Air Bag Module
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
EMERGENCY TENSIONING RETRACTOR (ETR)

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Removal & Installation (Front)
1. Before proceeding, see AIR BAG SAFETY PRECAUTIONS . Disable air bag system. See
DISABLING & ACTIVATI NG AIR BAG SYSTEM
.
2. Move appropriate front seat full y forward. Remove lower trim panel from outer edge of seat cushion
frame. Remove bolt from seat belt end fitting. Remove end fitting from seat cushion. Remove B-pillar
trim panel. Remove bolt from be lt height adjuster. Disconnect ET R electrical connector. Remove ETR
bolts. Remove ETR.
3. To install, reverse removal procedur e. Tighten ETR, seat belt end fitting and belt height adjuster bolts to
specification. See TORQUE SPECIFICATIONS
. Activate air bag system . Read diagnostic codes and
erase memory. See DIAGNOSTICS
.
Removal & Installation (Outer Rear)
1. Before proceeding, see AIR BAG SAFETY PRECAUTIONS . Disable air bag system. See
DISABLING & ACTIVATI NG AIR BAG SYSTEM
.
2. Remove appropriate C-pillar trim panel. Remove bolt from upper seat belt guide bracket. Disconnect
ETR connector. Remove bolts from ETR. Remove ETR.
3. To install, reverse removal proc edure. Tighten ETR bolts and upper seat belt guide bracket bolt to
specification. See TORQUE SPECIFICATIONS
. Activate air bag system Read diagnostic codes and
erase memory. See DIAGNOSTICS
.
HEAD IMPACT AIR BAG MODULE (OUTER REAR)
Removal & Installation
1. Before proceeding, see AIR BAG SAFETY PRECAUTIONS . Disable air bag system. See
DISABLING & ACTIVATI NG AIR BAG SYSTEM
.
2. Remove headliner. See HEADLINER
. Disconnect appropriate head im pact air bag module electrical
connector. Remove screws from rear bracket. Rem ove screws from front and center brackets. Using
Wedge (115-589-03-59-00), remove head impact air ba g module from bracket. Remove head impact air
bag module.
3. To install, reverse removal proce dure. Activate air bag system. Read diagnostic codes and erase memory.
See DIAGNOSTICS
.
HEADLINER
Removal & Installation
1. Before proceeding, see AIR BAG SAFETY PRECAUTIONS . Remove edge trim from sliding/pop-up
roof. Remove front door seals from A- and B-pillars.
2. Remove A-pillar trim panels. Remove front fold ing handle. Remove sun visors and mounting clips.
Remove upper B-pillar trim panels . Remove cargo net holding point c overs. Remove load compartment
handles.
3. Remove coat hooks. Remove C-pill ar trim panels. Remove upper screws from D-pillar trim panels.
Detach rear headliner at roof. Lower headliner until it is supported on front seats. Lower front seat backs
rearward until sufficient ac cess to head impact air ba
g modules is available.

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4. To install, reverse removal proce dure. Activate air bag system. Read diagnostic codes and erase memory.
See DIAGNOSTICS
.
INSTRUMENT PANEL
Removal & Installation
1. Before proceeding, see AIR BAG SAFETY PRECAUTIONS . Disable air bag system. See
DISABLING & ACTIVATI NG AIR BAG SYSTEM
.
2. Remove glove box. See Fig. 3
. Remove center trim plate. Remove control head. Remove lower section
of instrument panel. Remove A-pillar trim pa nels. Using Wedge (115-589-03-59-00), remove upper air
outlet panel. Remove screws from upper section of instrument panel. Remove instrument panel cluster.
Disconnect sun sensor electrical c onnector. Remove Parktronic display. Disconnect air distribution flap
actuator motor connector.
3. Disconnect temperature sensor el ectrical connector. Remove screws from center of instrument panel.
Remove screws from sides of instrument panel. Remove instrument panel.
4. To install, reverse remova l procedure. Activate air ba
g system.

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Fig. 3: Identifying Instrument Panel Components
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
PASSENGER-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
.
2. Remove instrument panel. See INSTRUMENT PANEL
. Disconnect passenger-side air bag module
electrical connectors. Remove pass enger-side air bag module nuts. Remove passenger-side air bag
module. See Fig. 4
.
3. To install, reverse removal proc edure. Tighten passenger-side air bag module nuts to specification. See
TORQUE SPECIFICATIONS
. Activate air bag system. Read di agnostic codes and erase memory. See
DIAGNOSTICS
.

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Fig. 4: Identifying Passenger-side Air Bag Module
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

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SIDE IMPACT AIR BAG MODULE
Removal & Installation (Front Door)
1. Before proceeding, see AIR BAG SAFETY PRECAUTIONS . Disable air bag system. See
DISABLING & ACTIVATI NG AIR BAG SYSTEM
.
2. Remove appropriate door trim pane l. Remove rivets securing side impact air bag module to front door.
Remove side impact air bag modul e from front door. Disconnect side impact air bag module connector.
Remove side impact air bag module. See Fig. 5
.
3. To install, reverse removal proce dure. Activate air bag system. Read diagnostic codes and erase memory.
See DIAGNOSTICS
.

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Fig. 5: Identifying Side Impact Air Bag Module (Front Door)
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

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Removal & Installation (Rear Door)
1. Before proceeding, see AIR BAG SAFETY PRECAUTIONS . Disable air bag system. See
DISABLING & ACTIVATI NG AIR BAG SYSTEM
.
2. Remove appropriate door trim pane l. Remove rivets securing side impact air bag module to front door.
Remove side impact air bag modul e from front door. Disconnect side impact air bag module connector.
Remove side impact air bag module. See Fig. 6
.
3. To install, reverse removal proce dure. Activate air bag system. Read diagnostic codes and erase memory.
See DIAGNOSTICS
.
Fig. 6: Identifying Side Impact Air Bag Module (Rear Door)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

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SIDE IMPACT SENSOR (REAR DOOR)
Removal & Installation
1. Before proceeding, see AIR BAG SAFETY PRECAUTIONS . Disable air bag system. See
DISABLING & ACTIVATI NG AIR BAG SYSTEM
.
2. Remove appropriate side impact se nsor cover. Disconnect side impact sensor electrical connector. See
Fig. 7
. Remove side impact sensor scre ws. Remove side impact sensor.
3. To install, reverse removal proce dure. Activate air bag system. Read diagnostic codes and erase memory.
See DIAGNOSTICS
.
Fig. 7: Identifying Side Impact Sensor


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Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
WIRE REPAIR
DO NOT repair wiring harness. Replace complete SRS wiring harn ess, if any part is damaged.
TORQUE SPECIFICATIONS
TORQUE SPECIFICATIONS
DIAGNOSTICS
Air bag system diagnostic information is not available. All air bag system diagnosis must be carried out using
manufacturers proprietary STAR diagnostic tool.
WIRING DIAGRAMS
ApplicationFt. Lbs. (N.m)
Front ETR
Belt end fitting26 (35)
Belt height adjuster bolt18 (25)
Bolts22 (30)
Rear ETR
Belt height adjuster bolt22 (30)
Bolts22 (30)
INCH Lbs. (N.m)
Control module bolts(1)
Driver-side air bag module bolts71 (8)
Head impact air bag module bolts71 (8)
Passenger-side air bag module nuts71 (8)
Side impact sensor screws(1)
(1)Information is not available.

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