A4 Quattro Wagon L4-1.8L Turbo (ATW) (2000)
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Press buttons -0- and -8- to select "Read Measuring Value Block" and press -Q- button to confirm input.
When indicated on display
Read measuring value block
Q
Enter display group number XXX
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Press buttons -0-, -0- and -4- to select "display group number 004" and press -Q- button to confirm input.
Indicated on display
Read Measuring Value Block 4
->
1
2
3
4
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Check specified value for Intake Air Temperature (IAT) sensor in display field 4:
Display Group 004
Checking wire connections
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Connect VAG1598/31 test box at wiring harness to Engine Control Module (ECM), do not connect ECM. Refer to "Scan Tool Testing/Wiring and
Component Testing Using VAG1598/31 Test Box", See: Powertrain Management/Computers and Control Systems/Testing and Inspection
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Disconnect connector -1- at Intake Air Temperature (IAT) sensor -G42- (item no. 2).