Coding Radio

Teaching the car radio

NOTE:

- If a new car radio is to be installed in a vehicle, the PCM2/CDR23 code specified in IPAS must be used.
- You can get the codes for the car radio from IPAS or from your importer by specifying the Vehicle Identification Number (VIN).
- If possible, before the car radio is removed and replaced, a read-out of the vehicle data should be obtained from the Porsche System Tester
- During coding, it is essential to guarantee the power supply for the Porsche System Tester. In case of doubt, connect a charging unit to the vehicle battery.
- Symbol for the TAB key ->|
- Instructions for the Porsche System Tester have a higher priority than the points listed here and are to be followed where descriptions deviate. Deviations may occur with later software versions (as of 15.0)
- The procedure given here has been structured in general terms; different texts or additions may be displayed in the Porsche System Tester.

1. Connect the Porsche System Tester to the vehicle and start the System Tester. Switch ignition on. >> to continue
2. Select vehicle type using the cursor keys.

3. Using the >> key, move from the vehicle type to the list of control units.
4. Select CDR23 with the cursor keys and press the >> key.
5. In the CDR23 menu, with the cursor keys on CDR23 press the >> key.
6. Select Control unit replacement with the cursor keys and press the >> key.
7. Select Coding with the cursor keys and press the >> key.
8. The message Coding read-out complete will appear on the screen of the Porsche System Tester. Press the >> key.
9. Switch off ignition and replace car radio.
10. Switch on ignition. After replacement of the car radio, the vehicle data is installed under the menu Write coding (see Section 7). Press the >> key.
11. System Tester displays Coding write-in complete. Press the >> key.
12. Follow the instructions of the tester.

Note! For a new car radio, also continue under step 13.

13. In the menu CDR23 to Coding , press the >> key.
14. In the menu Coding select the Production mode and press the >> key.
15. Select Production mode off and confirm with the F8 key.
16. In the menu CDR23 to MOST actual installed components list.

Note! In the MOST actual installed components list the detected installed components are displayed. The detected installed components from the MOST actual installed components list is compared with the MOST required installed components list.

17. In the menu CDR23 to MOST required installed components list .
18. If the required items do not match the actual installed list, change the MOST required installed components list to the status of the MOST actual installed components list by coding.
19. Leave the CDR23 << menu and read out the fault memory and delete as necessary.
20. Leave the CDR23 << menu.

Note! Switch on the car radio. If the car radio cannot be switched on, or if it switches on but music cannot be heard, switch off the ignition and remove ignition key. Close the doors and lock the car. Wait till the alarm system LED flashes normal. Unlock vehicle and switch on the radio again. If the radio does not switch on after this procedures, proceed according to the techincal manual, refer to No. 9101, Group 0 PCM/CDR23.