Operation CHARM: Car repair manuals for everyone.

Initiating Program




Test requirements
- Fuses OK per wiring diagram
See Electrical Wiring Diagrams, Troubleshooting & Component Locations.
- VAG1551 Scan Tool (ST) connected. VAG 1551 Scan Tool Connecting
- Ignition switched on


NOTES:
- If the display remains blank, check the voltage supply of the VAG1551 Scan Tool (ST) according to the wiring diagram.
- Additional operating instructions can be printed out by pressing the HELP button.
- The -> button is used to advance through the program sequence.
- If an incorrect entry is made, press the -C- button to escape.
- In "Rapid data transfer" operating mode 1 the "Automatic Test Sequence" function 00 can be carried out. This checks DTC memory of all vehicle control modules (with OBD capability) automatically.


- Switch ignition on.
- Switch printer on by pressing PRINT button (indicator lamp in button lights up).
- Press button -1- to select "Rapid data transfer" operating mode 1.

Indicated on display


Rapid data transfer HELP
Insert address word XX



Address word for radio: 56
- Press buttons -5- and -6- to insert "Radio" address word 56.

Indicated on display


Rapid data transfer Q
56 - Radio



- Press -Q- button to confirm input.


NOTE: While the On Board Diagnostic (OBD) program is running "DIAG" will appear on the radio unit display


Indicated on display (after about 5 seconds):


4D0035186A Radio D01 ->
Coding 00117 WSC 06812



- 4D0035186A: Part No. for radio (See parts catalog microfiche)
- Radio: component designation
- D01: software version installed in radio
- Coding 00117: radio coding
- WSC 06812: dealership number


NOTE: Check coding against coding table. Programming and Relearning


- Press -> button.
- If display shows one of the following messages, carry out troubleshooting procedure as described in troubleshooting program for diagnostic wiring.
See Electrical Wiring Diagrams, Troubleshooting & Component Locations.


Rapid data transfer HELP
Control module does not answer



Rapid data transfer HELP
Error in communication link



Rapid data transfer HELP
K wire not switching to Ground



Rapid data transfer HELP
K wire not switching to B+



Indicated on display


Rapid data transfer HELP
Select function XX



After the HELP button is pressed, a list of the possible functions is printed out.
- Press -> button to advance through program sequence.

On Board Diagnostic (OBD) functions
The following functions are possible:
02 - Check DTC Memory
03 - Output Diagnostic Test Mode (DTM)
05 - Erase DTC Memory
06 - End Output
07 - Code Control Module
08 - Read Measuring Value Block