A6 Quattro Sedan V6-3.0L (AVK) (2002)
NOTE: The engine control module converts and displays the voltage readings from the angle sensors as percentages of 5 V. (A 5 Volt supply
corresponds to 100%).
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Observe readouts in display zones 3 and 4.
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Slowly depress accelerator pedal.
Percentage displayed in zone 3 should rise evenly. Tolerance range from 12 to 97% is not fully utilized.
Percentage displayed in zone 4 should also rise evenly. Tolerance range from 4 to 49% is not fully utilized.
NOTE: The value displayed in zone 3 must always be about twice as large as that in zone 4.
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Exit function "08 - Read measured value block" by pressing <- button.
If the displays are not as described:
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Check voltage supply and wiring for accelerator position sensor.
If the displays are not as described:
Checking voltage supply for accelerator position sensors
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Remove driver's storage compartment:
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Disconnect connector for accelerator position sensors.
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Switch ignition on.
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Connect multimeter as follows to measure voltage:
Connector
Specified value
terminal
1 + ground
approx. 5 V
1 + 5
approx. 5 V
2 + ground
approx. 5 V
2 + 3
approx. 5 V
If specifications are obtained:
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Additionally check signal wires.
If the specified values are not obtained:
Checking wiring
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Connect test box VAG 1598/31 to wiring harness for engine control module; do not connect engine control module. See: Computers and Control
Systems/Testing and Inspection/Scan Tool Testing and Procedures/Scan Tool Testing/Scan Tool Connecting and Initial Checks/Wiring and
Component Testing Using VAG1598/31 Test Box
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Check for open circuit and short to positive or Ground in following wiring connection:
Connector
Test box VAG 1598/31
terminal
Socket
1
72
2
73
3
36
4
35
5
33