sm4635p1000a

Check horn contact

Type sm · topic 46.35 · version 0101 · 2009-10-05

Applies to: MODEL 221

Where it sits

Function group 2 Chassis › 46 Steering › 46.35 Electrical steering — Series 221

EinPAS 26 Active safety system › 26.40 Signal/warning system › 26.40.12 Sensor/switch/wiring harness — Series 221

EinPAS 45 Data/information › 45.20 Information/measures › 45.20.40 Service measures — Series 221

SM46.35-P-1000A

Check horn contact

2.10.09

MODEL 221

Check horn contact

P46.35-2057-11

1 Felt

2 Washer

Operation no. of operation texts or standard texts and flat rates

Category

Op. no.

Operation text

P

026597

Check horn contact

P

026598

Rework horn contact (after check)

List of affected vehicles

Model 221 from
WDD2210221A260835 to WDD2211951A286838

SM46.35-P-1000-01AAA

Checking

1

Switch on ignition

2

Check horn contact

Operate the horn alternately on the airbag unit alternately on the top and bottom outer left and right. The horn must trigger when operated on both sides and the force must be comparable on both sides.

This operation item is to be applied at a corresponding frequency.

Horn does not trigger correctly, proceed with operation step 3. Horn triggers correctly, finish measure.

Remove/install

3

Switch off ignition

4

Remove airbag unit from steering wheel

AR91.60-P-0660SX

Remove airbag unit from steering wheel until the steering wheel base plate is acceptable. Do not separate the electrical connectors.

5

Attach felt (1)

The felt can be used for five vehicles.

6

Rework horn contact

Stick shim (2) with adhesive on both sides. This operation item is to be applied at a corresponding frequency.

7

Install airbag on steering wheel

AR91.60-P-0660SX

8

Check horn contact

Repeat scope of testing. If the complaint persists,an additional shim (2) should be stuck on the side which is the subject of complaint. A maximum of two shims (2) may be installed.

9

Install in the reverse order

Parts ordering notes

Part no.

Designation

Quantity

A 203 983 00 10

Felt

1

A 008 989 97 71

Adhesive

1

n000988 008014

Washer

4

Referenced documents