Connecting VAS 5051 Scan Tool
VAG 1551 Scan Tool (ST), connecting, selecting functions & checking control module versions
Special tools, testers, and auxiliary items
- VAG 1551 or VAG 1552 Scan Tool (ST)
- Optional: VAS 5051 Vehicle Diagnostic Tester
- VAG 1551/3 or 1551/3B adapter cable
Prerequisites:
- All fuses OK according to wiring diagram.
- Battery (B+) voltage at least 9 Volts.
NOTE:
- VAG 1552 Scan Tool (ST) may be used instead of the VAG 1551 Scan Tool (ST), however a print-out is not possible.
- The following procedure and display references pertain only to VAG 1551 Scan Tool (ST).
Connecting
With ignition switched off, connect VAG 1551 Scan Tool (ST) with adapter cable 1551/3 to the Data Link Connector (DLC) located above ashtray
Indicated on display:
On Board Diagnostic (OBD) HELP
1 - Rapid data transfer
2 - Flash code output*
* Is displayed alternately
NOTE:
- If display remains blank, check Scan Tool (ST) voltage supply according to wiring diagram.
- Additional operating instructions can be called up by pressing HELP button.
- The -> button is used to advance through program sequence.
- In operating mode 1 "Rapid data transfer" function 00 "Automatic test sequence" can be carried out The DTC memory of all control modules with OBD capability are checked automatically.
- Switch on ignition.
- Switch on printer with the Print button (indicator lamp in button lights up).
- Press button 1 for "Rapid data transfer" mode.
Indicated on display:
Rapid data transfer HELP
Input address word XX
- Press buttons -1- and -7- to select instrument cluster address word 17.
Indicated on display:
Rapid data transfer Q
17 Instrument cluster
- Press -Q- button to confirm input.
Indicated on display:
Rapid data transfer Q
Scan Tool sends address word 17
Control module version, checking
Indicated on display (example only: instrument cluster with manufacturer code VDO):
1C092090 1C COMBI INSTR VDO V04 ->
Coding XXXXX WSC 00000
Readout, top line
- 1CO 920 90 = Control module part number.
- 1C Combi instrument = Model & system designation
- VDO (VDO), MMO (Motometer) M73 (Magneti Marelli) = Manufacturer's codel)
- V04 = Software version
Readout, bottom line
- Coding XXXXX = Code number
- WSC 00000 = Workshop code2)
1 - On new instrument clusters manufacturer code BOO may appear.
2 - On control modules not previously coded (e.g.: on new replacements), the workshop code is automatically stored in the control module memory when accessing OBD functions for the first time. An existing workshop code indicates location which last performed coding on the unit.
CAUTION!
Part numbers are for reference only. Always check with your Parts Department for the latest parts in formation.
NOTE: If this message appears in the display:
- Press -> button.
MMO instrument clusters are identified by IMMO-IDENT NO: VWZ6
IMMO-IDENT No.: VWZ7Z0066808 ->
VDO instrument clusters are identified by IMMOIDENT NO: VWZ7
M73 instrument clusters are identified by IMMOIDENT NO: VWZ5
- If this message appears in the display:
Will be indicated on display:
Rapid data transfer HELP
Control unit does not answer!
- Press "HELP" button to print out a list of possible malfunction causes.
- After rectifying malfunction, re-enter address word 17 for instrument cluster and press Q button to confirm.
Indicated on display:
1C0992090 1C COMBI IN5TR.VDO V04 ->
Coding 00042 WSC 00000
- Press -> button.
Indicated on display:
IMMO-IDENT No: VWZ7Z0V0066808 ->
- Press -> button.
Indicated on display (select function):
Rapid data transfer HELP
Select function XX
- List of available functions
List of available functions
Function
01 - Check control module version
02 - Check Diagnostic Trouble Code (DTC) memory
03 - Output Diagnostic Test Mode (DTM)
05 - Erase DTC memory
06 - End output
07 - Code control module Up To 10.00
07 - Code control module From 10.00
08 - Read measuring value block
10- Adaptation
NOTE:
- Press HELP button to print out a complete list of available functions. This list indicates function capability of VAG 1551 Scan Tool (ST) only, and does not necessarily reflect function capability of vehicle systems equipped with OBD. For instrument cluster address word IT, do not attempt to select functions other than those listed above.
- After function is completed and forwarded with -> button, VAG 1551 Scan Tool (ST) returns to following start position:
Indicated on display (select function):
Rapid data transfer HELP
Select function XX