A6 Quattro Sedan V8-4.2L (ART) (2000)
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Check wiring connection from Hall sensor to engine control module for open circuit and/or short circuit to B+ or Ground (GND).
Camshaft Position (CMP) Sensor -G40 (Bank 2)
3-pin connector on
VAG 1598/31 test box socket
wiring harness, socket
1 (B+)
98
2 (signal)
86
3 (Ground(GND))
108
Camshaft Position (CMP) Sensor 2 -G163 (Bank 1)
3-pin connector on
VAG 1598/31
wiring harness, socket
test box socket
1 (positive)
98
2 (signal)
87
3 (Ground (GND))
108
Resistance in wiring: max. 1.5 ohm
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Correct any open/short circuit as necessary.
If all the test results so far have been OK, but a malfunction related to the camshaft sensor (Hall sensor) is displayed again after erasing the DTC memory
as a test measure, the cause may be as follows:
Rotor ring (trigger wheel) for Hall sensor misaligned; test phase position.
Checking phase position of Hall sensor (camshaft position sensor)
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Connect Vehicle Diagnostic, Testing and Information System VAS5051 or VAG 1551 Scan Tool and select engine electronics control module by
entering address word "01", Refer to "Scan Tool Testing/Scan Tool Connecting and Initial Checks/Connecting VAG 1551/ VAS 5051 Scan Tool"
See: Testing and Inspection . When doing this the engine must be idling.
Indicated on display
Rapid data transfer
HELP
Select function XX
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Press buttons -0- and -8- to select function "Read Measuring Value Block" and confirm entry with -Q- button.
Indicated on display:
Read Measuring Value Block
Input display group number XXX
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Press buttons -0-, -9- and -3- to select "display group number 093" and confirm entry with -Q- button.