Porshe 911 (997). Manual - part 1070

Installation position of motor for backrest adjustment

Removing backrest side support

1. Unscrew the four fastening screws -1- and remove backrest side support

-2-

 .

Taking off foam part

Installation Location:

Diagnostic system: reading out fault memory and activating systems

Removing backrest side support

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Installation position of control valve for lumbar support adjustment

Taking off foam part

1. Remove foam part -1- at the

headrest.

Removing wire harness for backrest (front seat)

Note

The description covers a wire harness for maximum equipment. Some plug connections will not be present if
the vehicle has less equipment.

Installation Location:

Diagnostic system: reading out fault memory and activating systems

Taking off foam part

4438

Installation position of wire harness for backrest (front seat)

Overview of plugs for wire harness for backrest

Overview of plugs for wire harness for backrest

A

- Wire harness for backrest (front seat)

B

- Wire harness for airbag

1

- Connector for control valve for lumbar support adjustment (only for lumbar support)

2

- Connector for sensor for lower air cushion on lumbar support (only for lumbar support with memory)

3

- Connector for sensor for upper air cushion on lumbar support (only for lumbar support with memory)

4

- Connector for motor for backrest adjustment

5

- Plug connection for motor for lumbar support adjustment (only for lumbar support)

6

- Plug connection for air cushion switch (only for sports seats)

7

- Connector for control unit for memory seat adjustment (only for seats with memory)

8

- Plug connection for air cushion motor (only for sports seats)

9

- Connector for air cushion control valve (only for sports seats)

10

- Connector for airbag

11

- Connector for central plug

Diagnostic system: reading out fault memory and activating systems

Removing wire harness for backrest (front seat)

4439

12

- Tie-wraps

1. Release and pull off connector -1- on control valve for lumbar support adjustment. → 723319 Removing

and installing control valve for lumbar support adjustment - section on "Removing"

2. Release and pull off connectors -2 and 3- on sensors for lumbar support. → 723419 Removing and

installing lumbar support - section on "Removing"

3. Release and pull off connector -4- on motor for backrest adjustment. → 728919 Removing and

installing motor for backrest adjustment - section on "Removing"

4. Release and disconnect plug connection -5- on motor for lumbar support adjustment. → 723619 Motor for

lumbar support - section on "Removing"

5. Release and disconnect plug connection -6- on air cushion switch. → 728619 Removing and installing

switch for seat adjustment - section on "Removing"

6. Release and pull off connector -7- on control unit for memory seat adjustment. → 729319 Removing

and installing control unit for memory seat adjustment - section on "Removing"

7. Release and disconnect plug connection -8- on air cushion motor. → 723919 Removing and installing air

cushion motor - section on "Removing"

8. Release and disconnect connector -9- on control valve for air cushion. → 723819 Removing and installing

air cushion control valve - section on "Removing"

9. Remove tie-wrap -12- and remove wire harness for backrest

-A-

 .

Note

For standard vehicle equipment, the wire harness for airbags is incorporated into the wire harness for the
backrest.

10. Remove connector -11- on central plug. → 692419 Removing and installing front belt lock - section on

"Removing"

11. Remove tie-wrap -12- and remove wire harness for airbag

-B-

 .

Installing wire harness for backrest (front seat)

Installing wire harness for backrest (front seat)

Diagnostic system: reading out fault memory and activating systems

 Installing wire harness for backrest (front seat)

4440