Read Measuring Value Block (function 08): Notes
Use this function to observe various instrument cluster inputs.
The measuring value block is divided into 6 display groups, each containing 4 display fields.
- Connect VAG 1551, 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" is displayed.
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 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. Refer to tables in Display groups, interpreting .
- With the printer switched on, the information on the display is printed out.
- To easily change between display groups, proceed as follows:
| Display group | VAG 1551 | VAG 1552 |
| Higher | Press button 3 | Press ↑ button |
| Lower | Press button 1 | Press ↓ button |
| Skip | Press button C | Press button C |
- 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. Refer to tables in Display groups, interpreting .
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!