Porshe 911 (997). Manual - part 676

- Preliminary work
- General warning notes
- Removing triggering unit for airbag
- Installing the triggering unit
- Subsequent work
- Programming triggering unit
- Coding triggering unit

Tools

Designation

Type

Number

Explanation

PIWIS Tester

special tool

9718

Preliminary work

Preliminary work for triggering unit

Note

If a new control unit has to be installed, read out as much of the data from the old control unit as possible
using the PIWIS Tester 9718.

1. Disconnect battery. → 271000 A7 Work instructions after disconnecting the battery - chapter on

"disconnecting and connecting"

2. Remove left and right covers of console. → 681419 Removing and installing centre console cover -

chapter on "removing"

3. Remove centre console cover. → 681919 Removing and installing centre console cover - chapter on

"removing"

4. Remove centre console. → 681719 Removing and installing centre console - chapter on "removing"

5. If installed, remove control unit for tilt sensor. → 966319 Removing and installing control unit for tilt

sensor - chapter on "Removing"

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General warning notes

General warning notes for airbag triggering unit

WARNING

Incorrect triggering of airbag modules.

Danger of injury and material damage to as a result of incorrect handling of airbag units.

• 

→ Remove ignition key. Disconnect battery. Route or isolate ground strap so that all contact with a

ground carrier (e.g. body, seat frame) is avoided..→ 271000 A7  Work instructions after
disconnecting the battery - chapter on "disconnecting and connecting"

→ Before disconnecting the airbag plug from the triggering unit, always wait for one minute after

disconnecting the battery.

→ The airbag triggering unit must not be removed with the connector still plugged in!

Removing triggering unit for airbag

Overview, triggering unit for the airbag

Overview, triggering unit for the airbag

Diagnostic system: reading out fault memory and activating systems

Preliminary work for triggering unit

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Removing triggering unit for airbag

WARNING

Incorrect triggering of airbag modules.

Danger of injury and material damage to as a result of incorrect handling of airbag units.

• 

→ Remove ignition key. Disconnect battery. Route or isolate ground strap so that all contact with a

ground carrier (e.g. body, seat frame) is avoided..→ 271000 A7  Work instructions after
disconnecting the battery - chapter on "disconnecting and connecting"

→ Before disconnecting the airbag plug from the triggering unit, always wait for one minute after

disconnecting the battery.

→ The airbag triggering unit must not be removed with the connector still plugged in!

Incorrect triggering of airbag modules.

Triggering unit plug

1. From the passenger's side, release electric plug -a- and open the latching lever -arrow- .

Unscrewing fastening screws

2. Unscrew the three fastening screws -1- .

Diagnostic system: reading out fault memory and activating systems

Removing triggering unit for airbag

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3. Take off both ground straps -2- from the bolt for the triggering unit.

4. Remove triggering unit laterally.

Installing the triggering unit

Installing triggering unit

Installing triggering unit

1. Position triggering unit, move both ground straps -2- on the left fastening bolts and screw down

with the three fastening nuts -1- . → Tightening torque: 6 ftlb.

Connecting electric plug

2. Connect electric plug and lock it until the lock engages.

3. If the triggering unit is new, lock the airbag triggering unit using the PIWIS Tester 9718. → 

C1 Removing and installing triggering unit for airbag - coding

Diagnostic system: reading out fault memory and activating systems

 Installing the triggering unit

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