Read Measuring Value Block (function 08)
WARNING: This page is about a different variant/trim than selected.
Use this function to observe various radio system inputs.
The measuring value block is divided into 5 display groups, each containing up to 4 display fields.
- Connect VAG 1551 Scan Tool (ST), input address word 56 "Radio" and then press → button, until "Select function XX" is shown in display.
| Rapid data transfer HELP Select function XX |
Indicated on display:
- Press buttons -0- and -8- to select "Read measuring value block" function 08.
| Rapid data transfer Q 08 - Read measuring value block |
Indicated on display:
- Press -Q- button to confirm input.
| Read measuring value block Q Enter display group number XX |
Indicated on display:
- Using the Scan Tool (ST) button pad, enter required display group number (following example shows display group 001).Press keys 0, 0 and 1 for "Display group number 1" and press -Q- button to confirm input.
| Read Measuring Value Block 1 → 1 2 3 4 |
Indicated on display: (1...4 = Display zones)
NOTE:
- Interpreting display groups and evaluating measured values in individual display fields. Refer to tableRead Measuring Value Block (function 08) .
- With printer switched on, information on 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.
| Read Measuring Value Block Help Enter display group number XXX |
Indicated on display:
- Enter display group number as needed. Refer to table Read Measuring Value Block (function 08) .
NOTE:
- Display fields always show actual values transmitted from senders and sensors.
- Other display groups are possible, but are not required for On Board Diagnostic program!
Table of selectable display group numbers
| Display group number | Designations | |
| 001 | 1 = Open 2 = Power supply voltage 3 = Illumination in % 4 = S-contact status (on or off) |
|
| 002 | 1 = Front speakers 2 = OK, short or open circuit 3 = Rear speakers 4 = OK, short or open circuit |
|
| 003 | 1 = Passive or active 2 = Antenna 3 = OK, short or open circuit 4 = Open |
|
| 004 | 1 = 0 (Power output to active amplifier OK) 1 = 1 (Power output to active amplifier short to ground) 2 = Open 3 = Open 4 = Open |
|
| 005 | 1 = CD changer installed (even when not coded in radio) 2 = OK or not OK 3 = Open 4 = Open |
|
NOTE:
After ending function 08 "Read Measuring Value Block", check DTC memory (function 02). Refer to Diagnostic Trouble Code (DTC) memory, checking (function 02)
.