2001-2005 Corvette MAF Adapter 3-Wire + IAT > 5-Wire GT150 3.5mm Narrow
MAF-003 - MAF Adapter 3-Wire + IAT > 5-Wire GT150 3.5mm Narrow This adapter harness allows for plug and play installation of a late-model GM / Delphi 5-wire MAF using the narrow-spaced GT150 Series connector (exclusive on 2001-2005 Corvette) in a 3-wire MAF car. (98-02 LS1 Camaro / Firebird, 97-00 Corvette). The air temperature sensor (IAT / ATS) connector uses the standard Delphi Metri-Pack 150 Series connector found on the majority of GM vehicles.

   
Connector terminal designations:
5-Wire Connector | 3-Wire Connector | Two-Wire Connector | Wire Color | Function |
A
|
|
-
|
Violet
|
Low Reference
|
B
|
|
-
|
Tan
|
IAT Sensor Signal
|
C
|
B
|
-
|
Black/White
|
Ground
|
D
|
C
|
A
|
Pink
|
Ignition Voltage +
|
E
|
A
|
B
|
Yellow
|
Mass Air Flow Signal
|
|