Audi V6 BITURBO Manual page 54

Diagram of signal of engine speed sender and Hall sender using the oscilloscope function of
VAS 5051
Software reference mark
72° before TDC of cylinder 1
Diagram of signal of engine speed sender and the two Hall senders
Hall sender G40
Here, the signals which G40, G163 and G28 generate are shown combined for added
clarity. A two-channel oscilloscope does not allow all three signals to be represented.
The TDC mark of the belt pulley reflects the TDC of cylinder 3.
Sender wheel
Hall sender G163
TDC of cylinder
1 4 3
Engine speed sender G28
Hall sender G40 (bank 2)
Engine speed sender G28
TDC of cylinder 1
6 2
SSP 198/59
Hall sender G40
5 1
SSP 198/60
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