S6 V8-4.2L (BBD) (2004)
Clutch Switch: Testing and Inspection
With Manufacturer's Scan Tool
Clutch vacuum vent valve switch -F36-, checking
This signal is designed to prevent speed overshoots and jerkiness on switching from throttle open to throttle closed and vice versa when disengaging the
clutch. It is needed for the cruise control system.
-
Connect vehicle diagnostic, testing and information system VAS 5051 or V.A.G 1551 Scan Tool and select engine electronics control unit with
"Address word" 01. For this purpose, ignition must be switched on.
Indicated on display
Rapid data transfer
HELP
Select function XX
-
Press keys 0 and 8 for function "Read measured value block" and confirm entry with Q key.
Indicated on display
Read measured value block
08
Enter display group number XXX
-
Press keys 0, 6 and 6 for "display group number 66" and confirm entry with Q key.
Indicated on display
Read measured value block 66
->
1
2
3
4
Display Group 66
-
Observe readout in display zone 2.
-
Depress clutch pedal
Meaning of 4 digit readout of display zone 2: