Porshe 911 (997). Manual - part 270

- Preliminary work
- Removing tyre pressure monitoring system (RDK) control unit
- Installing tyre pressure monitoring system (RDK) control unit
- Subsequent work
- Programming tyre pressure monitoring system (RDK) control unit

Tools

Designation

Type

Number

Explanation

PIWIS Tester

special tool

9718

Preliminary work

Preliminary work for tyre pressure monitoring system (RDK) control module

→ 703019 Removing and installing luggage-compartment cover - chapter on "removing" [997110 997111
997120 997121 997310 997311 997320 997321]→ 703019 21 Removing and installing luggage-compartment
cover - chapter on "removing" [997410 997411 997430 997431 997610 997611 997620 997621]

Removing tyre pressure monitoring system (RDK) control unit

Removing tyre pressure monitoring system (RDK) control module

WARNING

Risk of damage to electronic control modules.

If care is not taken, electrical and electronic components may be destroyed.

• 

→ Before removing the control module, switch off the ignition and remove the ignition key.

The control module is located beside the brake booster in the luggage compartment.

Unscrew fastening nut -1-, loosen fastening nut -2-, release plug -3- and remove it.

1. Unscrew fastening nuts -1- .

2. Loosen fastening nut -2- and remove the control module.

3. Release the electrical plug -A- and fold up lock.

4. Remove control module.

Installing tyre pressure monitoring system (RDK) control unit

Installing tyre pressure monitoring system (RDK) control module

Connecting and locking plug

Diagnostic system: reading out fault memory and activating systems

Removing tyre pressure monitoring system (RDK) control module

1238

1. Connect electrical plug to control module and lock plug -B- .

Positioning and securing control module

2. Position control module and secure with both fastening nuts.

Subsequent work

Rework on tyre pressure monitoring system (RDK) control module

→ 703019 Removing and installing luggage compartment cover - chapter on "installing" [997110 997111
997120 997121 997310 997311 997320 997321]→ 703019 23 Removing and installing luggage compartment
cover - chapter on "installing" [997410 997411 997430 997431 997610 997611 997620 997621]

Programming tyre pressure monitoring system (RDK) control
unit

Control units - reading and writing replacement values

Note

Follow the instructions on the Tester.
Later versions of the software may display slightly different text or require a slightly different procedure. The
instructions you receive from the tester itself take precedence over this description.

If the control module for the tyre pressure monitoring system is replaced, it must be programmed using the
PIWIS Tester 9718

. This will ensure that the control module is taught for the relevant vehicle, country

version and equipment.

Diagnostic system: reading out fault memory and activating systems

Installing tyre pressure monitoring system (RDK) control module

1239

WARNING

Sudden voltage interruption of the power supply to the control module.

Destruction of the control module.

• 

→ During programming, it is essential to guarantee the power supply for the Porsche System tester. It is

essential to connect a battery charger with a current rating of at least 40 A to the vehicle battery.

→ Prior to disconnecting the control module, switch off the ignition and remove the ignition key.

1. Connect the Porsche System Tester to the vehicle and start the System Tester. Switch on the ignition.

Press >> to continue.

2. Select the vehicle

type.

3. Switch from the vehicle type to the list of control units.

4. Select RDK with the cursor keys and press the >> key.

5. Select Control unit replacement with the cursor keys and press the >> key.

6. Select Read out values (codings) with the cursor keys and press

>> .

7. The message Codes successfully read out appears on the screen of the Porsche System Tester. Press >> .

8. Switch off ignition and replace control unit. → 443419 Removing and installing control unit for the tyre

pressure monitoring system - chapter on "Removing"

9. Switch to the Special functions menu and perform the vehicle handover using the F8 key.

10. In the Special functions menu, erase All fault memories by pressing >> .

11. Carry out automatic search of control units.

12. In the menu Write in data >> , the data read-out is installed.

13. System Tester displays Coding write-in complete

>> .

14. Quit menu, carry out a test drive, and read out fault

memory.

997110, 997111, 997120, 997121, 997310, 997311, 997320, 997321, 997410, 997411, 997430, 997431,
997610, 997611, 997620, 997621

WARNUNG

Gefahr des Verlusts der Text-Bild-Zuordnung beim Ausdruck.

Aus technischen Gründen kann derzeit nicht ausgeschlossen werden, dass trotz
einwandfreier Darstellung auf dem Bildschirm beim Ausdruck der
Zusammenhang von Text und zugehörigem Bild verloren geht.

• 

Diagnostic system: reading out fault memory and activating systems

Control units - reading and writing replacement values

1240