Fig. 317: Identifying 2-Pin Electrical Connector & Terminals
Courtesy of VOLKSWAGEN UNITED STATES, INC.
Connect voltage tester VAG1527B to contact 1 (positive) and 2 of connector.
Start Output Diagnostic Test Mode and actuate Wastegate bypass regulator valve N75.
Indicated on display:
LED must flash
If LED does not flash or if it is permanently lit:
Connect test box VAG1598/31 to engine control module wiring harness. Engine control module must not
be connected. -->
24 - MULTIPORT FUEL INJECTION (MFI)
Fig. 318: Identifying 2-Pin Electrical Connector & Terminals
Courtesy of VOLKSWAGEN UNITED STATES, INC.
Check for open circuit and short to Ground/positive in following wiring connection:
Output Diagnostic Test Mode -->
Wastegate bypass regulator valve -N75-
2005 Audi A4 Quattro
ENGINE 1.8 Liter 4-Cyl. 5V Turbo Engine Mechanical, Engine Code(s): AMB
1:01:20 AM
Page 231
cardiagn.com
