A4 Quattro Wagon L4-1.8L Turbo (ATW) (2000)
Air Flow Meter/Sensor: Testing and Inspection
Mass Air Flow (MAF) Sensor -G70-, Checking
Mass Air Flow (MAF) Sensor -G70- Checking
Special tools and equipment
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VAG1526A
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VAG1594A
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VAG1598/31
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VAS5051 with VAG5051/1
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or
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VAG1551 with VAG1551/3A
Test requirements:
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Coolant Temperature at least 80 °C.
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Electrical consumers switched off (radiator fan must NOT run during test).
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A/C switched off
Checking function
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Connect VAS5051 tester or VAG1551 scan tool and select control module for engine electronics using "address word" 01. Engine must run at
idle. Refer to "Scan Tool Testing/Scan Tool Connecting and Initial Checks" See: Powertrain Management/Computers and Control