Reading
Read Measuring Value Block (function 08)
NOTE:
- For A/C Control Heads -E87- with part number up to and including index letter "G" and with index letters "P", "Q", "R" and "S", there are 12 measuring value blocks, each with 4 measuring values (display fields).
- For A/C Control Heads -E87- with part number and index letters "H", "J", "K" or "L" and from index letter "T" as well as index "AE", "AF", "AG", and "AH" there are 13 measuring value blocks, each with 4 measuring values (display fields) (-E87- for vehicles up to model year 2001).
- For A/C Control Heads -E87- with part number and index "AA", "AB", "AC" or "AD" and from index "AJ" there are 19 measuring value blocks with each 4 measuring values for the service department (-E87- for vehicles from model year 2002).
- The air conditioning control changes with the 2001 to 2002 model year change. The climate control conversion on the Audi allroad does not occur with the 2001 to 2002 model year change, but instead changes in model year 2002.
- Regulation of the air conditioning remains functional during the On Board Diagnostic (OBD) Read Measuring Value Block function 08 and the current measured values are displayed.
- Display groups with measuring values for actuator (positioning) motors show the current actual or specified values and the learned values (stored during the last basic setting) for the end stops of the individual positioning motors
- The positions of the positioning motors and flaps can be changed during the OBD using the control buttons on the A/C Control Head - E87- and the current and specified values are displayed on the scan tool display.
- When the printer is switched on, the contents of the display will be printed out on the scan tool log.
Initiating "Read Measuring Value Block" function 08
- Start engine.
- Set A/C Control Head -E87- to "AUTO" mode (compressor is switched on).
- Allow fresh air blower to run at high speed for approximately 1 minute (to allow positioning motors to settle into their final positions).
- Connect VAG 1551 scan tool and press buttons -0- and -8- to insert "A/C Heating Electronics" address word 08 and advance program until "Select function XX" appears on display,). Scan Tool Connecting and Initial Checks
Indicated on display (function selection):
Rapid data transfer HELP
Select function XX
- Press buttons -0- and -8- to initiate "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
Enter display group number XXX
- Input display group number
Overview for vehicles up to model year 2001. Overview Of Selectable Display Group Numbers
Overview for vehicles from model year 2002. Overview Of Selectable Display Group Numbers
- Press -Q- button to confirm input.
Indicated on display:
Read measuring value block X ->
1 2 3 4
To select another display group:
- Press -C- button
Indicated on display:
Read measuring value block
Enter display group number XXX
- Input display group number.
NOTE:
- Pressing the -3- button advances the program to the next display group. Pressing the -1- button moves the program back by one display group.
- If specified values are not obtained in all display fields:
- Press -> button.
Indicated on display:
Rapid data transfer HELP
Select function XX