Read Measuring Value Block (data block) (function 08)
Requirements for test:
- Coolant temperature at least 80 °C
- Electrical consumers switched off (radiator fan must not run during the test)
- Air conditioner switched off
Test sequence
- Connect the vehicle diagnostic, testing and information system VAS 5051. Refer to Vehicle diagnostic, testing and information system VAS 5051, connecting and selecting functions , and select the vehicle system "01 - Engine electronics" from the menu. When doing this the engine should be idling.
Display on VAS 5051:
- Select diagnosis function "08 - Read data block" from the menu -1-.
Display on VAS 5051:
1 - Enter display group
(figures up to 255)
- Using the keypad -2-, enter the required display group number (3 figures) and confirm entry with the Q button.
NOTE:
The choice of display group number depends on which functions and components are to be tested.
Display on VAS 5051 for display group 000:
1 - Display group 0
2 - Display zones 1 2 3 4 5 6 7 8 9 10
Display on VAS 5051 for display groups 001 to 255:
1 - Display group X
2 - Display zone 1
Display zone 2
Display zone 3
Display zone 4
NOTE:
- A blank readout indicates a vacant display zone (containing no information).
- Other display groups can be selected as follows:
| Display group | VAS 5051 |
| Up | Press ↑ |
| Down | Press ↓ |
- Press the ← button to exit from the function "08 - Read data block".