A4 Quattro Wagon V6-2.8L (AHA) (1998)
Display Group 4
Wiring, checking:
-
Switch ignition off.
-
Connect VAG1598/22 test box to ECM harness connector. Refer to "Scan Tool Testing/Scan Tool Connecting and Initial Checks/Connecting
VAG 1598/22 Test Box" See: Testing and Inspection
-
Disconnect 2-pin connector from Intake Air Temperature (IAT) sensor -G42-.
-
Check wiring for open circuit, between ECM/test box and 2-pin IAT harness connector (to ECM).
-
Connector terminal 1 to ECM/test box socket 54
-
Connector terminal 2 to ECM/test box socket 67
-
Specified value: max. 1.5 Ohms
-
Check wiring for short circuit between ECM/test box and 2-pin harness connector according to wiring diagram.
-
Connector terminal 1 to vehicle Ground
-
Connector terminal 1 to ECM/test box socket 67
-
Connector terminal 1 to terminal 2