Reading
Read Measuring Value Block (function 08)
The measuring value block is divided into 4 display group numbers. Each display group contains individual display fields. Evaluating Measured Value Blocks
Use this function to observe various instrument cluster inputs.
- Connect VAG 1551 Scan Tool (ST), input address word 19 " "Gateway" and then press -> button until "Select function XX" is shown in display
Indicated on display:
Rapid data transfer HELP
Select function XX
- Press buttons -0- and -8- to select function "Read measuring value block".
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 Help
Enter display group number XXX
- Using the Scan Tool (ST) button pad, enter the required display group number (following example shows display group 001).
- Press -Q- button to confirm input.
Indicated on display: (1.. .4 = Display fields)
Read Measuring Value Block 1 ->
1 2 3 4
NOTE: Interpreting display groups and evaluating measured values in individual display fields. Evaluating Measured Value Blocks
With the printer switched on, the information on the display is printed out.
To easily change between display groups, proceed as follows:
- Displayed after pressing -C- button.
Indicated on display:
Read Measuring Value Block Help
Enter display group number XXX
- Enter alternate display group number as needed.
NOTE:
- Display fields always show actual values transmitted from senders and sensors. However, instrument cluster display values can differ from those in the display fields due to internal filtering.
- Other display groups are possible, but are not required for On Board Diagnostic program!
The condition of the databus function for control modules which are connected to the power-train databus is displayed in display groups 125 and 126.
The display fields for control modules which are not installed remain empty.