Allroad Quattro V8-4.2L (BAS) (2004)
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Display field -1- indicates request to input display group.
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Display field -2- shows input keyboard.
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Input via keyboard in display field 2 the desired display group umber "015" (See overview of selectable display groups). Refer to Scan Tool
Testing/Measuring Value Blocks (Function 08)" under "Heating and Air Conditioning", See: Heating and Air Conditioning/Testing and Inspection
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Confirm input using the -Q- button.
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Check indications shown in display fields -1- and -2-
NOTE: Display field -1- shows the operating conditions of fresh air/recirculation flap and display field -2- indicates the condition of the air quality
sensor signal. Clarification of possible displays. Refer to Scan Tool Testing/Measuring Value Blocks (Function 08)/Display Group 015" under "Heating
and Air Conditioning", See: Heating and Air Conditioning/Testing and Inspection
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Specified value in display field -1-: 00 or 0
(no request for "air recirculation mode", climate control in fresh air mode)
or
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Specified value in display field -1-: 60
("Partial air recirculation mode", the fresh air/recirculation flap is so positioned that approx. 1/3 air is sucked in from the passenger compartment)
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Place spray head -A- of test bottle over air inlet of sensor for air quality -B-.
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Activate spray head -C- of test bottle for 1 second.
NOTE:
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The content of the test bottle consists of pure oxygen with a specified amount of nitrogen oxide.
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If the sensor comes in contact with cigarette smoke or gas from a lighter it will react.
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Read value indicated in display field -1-.