A8 Quattro Sedan V8-4.2L (BGK) (2006)
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Slowly depress accelerator pedal up to Wide Open Throttle (WOT) stop while observing the percentage display.
Specified value: The percentage display must increase uniformly
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Check specified value of throttle valve position (absolute) at Wide Open Throttle (WOT) stop:
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End diagnosis and switch ignition off.
If specified values are not reached, check voltage supply.
Voltage Supply, Checking
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Pull connector off throttle valve control module.
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Switch ignition on.
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Connect multimeter to the following connector terminals for voltage measurement:
If specified values are obtained, also check signal wires and activation wires of throttle valve control module.
If specified values are not obtained:
Check wire connections from Engine Control Module (ECM) to throttle valve control module.
Wire Connections, Checking
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Pull connector off throttle valve control module.
