Measuring Value Blocks (Function 08)
Read Measuring Value Block (function 08)
Use this function to determine immobilizer system status.
- Connect VAG 1551 Scan Tool, select operating mode 1 "Rapid data transfer", switch on ignition and enter address word 17, "Instrument cluster".
- Press -Q- button to confirm input.
- Press -> button until "Select function" appears in display.
Indicated on display:
Rapid data transfer HELP
Select function XX
- Press buttons -0- and -8- to select "Read Measuring Value Block" function 08.
Indicated on display
Rapid data transfer Q
08 - Read Measuring Value Block
- Press -Q- button to confirm input.
Indicated on display
Read Measuring Value Block
Input display group number XX
- Press button -0- once and -2- twice to enter "display group 22".
- Press -Q- button to confirm input.
- Indicated on display
Read Measuring Value Block 22 ->
1 1 1 2
Display Group 22:
- Key status (not) OK "0"
- A faulty key or key without transponder has been used
- An ignition key with an incorrect type of transponder was used (fixed code transponder)
- Induction coil malfunction, check DTC memory. With Manufacturer Scan Tool
- Number of adapted keys: "2"
If value in display fields 1 - 3 is 1:
- Press button -3- (to advance to display group 2 3).
- Indicated on display (example only)
Read Measuring Value Block 23 ->
1 0 1
If something different appears on the display, perform "adapting ignition keys" function.
If a "0" is displayed in display field 3:
An ignition key with an incorrect type of transponder was used.
- Obtain key with correct type of transponder.
NOTE:
- Various types of ignition keys with various types of transponders are available. Observe when ordering parts!.
- Press -> button to return program to function selection.
Indicated on display
Rapid data transfer HELP
Select function XX