 |
|
|
|
|
|
Chevy 2.8L V6 TBI Swap - ECMs 1227429 and 1228062 Pinout |
|
1227429 Pinout (1228062 differences noted)
A1 Green/white Fuel pump relay A2 Dark brown A/C clutch control (not used 1228062) A3 ***not used*** (1228062 Green/yellow Canister purge control (not used)) A4 Gray EGR control (1228062 Gray/red) A5 Brown/white Service Engine Soon light A6 Pink/black 12V switched power A7 Tan/black TCC or shift light A8 Orange/green Serial data at ALDL (1228062 orange) A9 White/black Diagnostic input at ALDL A10 Brown VSS input A11 Purple MAP ground A12 Black/white System ground
B1 Orange Battery 12V B2 Tan/white Fuel pump signal B3 Black/red HEI ignition module ground B4 ***not used*** B5 Purple/white HEI reference B6 ***not used*** B7 Black ESC signal B8 Dark green A/C signal B9 Brown EGR switch signal B10 Orange/black Park/neutral switch B11 ***not used*** B12 ***not used***
C1 Pink/black EAC solenoid (Federal) (1228062 Black/pink AIR divert solenoid (not used?) ) C2 Brown EAC solenoid (California) (1228062 Brown AIR switch solenoid) C3 Green/black IAC Coil B low C4 Green/white IAC Coil B high C5 Blue/white IAC Coil A high C6 Blue/black IAC Coil A low C7 ***not used*** (1228062 Light blue 4th gear (not used?)) C8 ***not used*** C9 Purple/white Crank input C10 Yellow CTS signal C11 Light green MAP signal C12 Dark blue/white ETM (1228062 not used) C13 Dark blue TPS signal C14 Gray 5V reference (MAP, TPS) C15 ***not used*** C16 Orange Battery 12V
D1 Tan/white System ground (1228062 black/white) D2 Black MAP ground (1228062 TPS, CTS ground) D3 ***not used*** D4 White EST D5 Tan/black EST bypass D6 Tan Oxygen sensor ground D7 Purple Oxygen sensor signal D8 ***not used*** D9 ***not used*** D10 ***not used*** D11 ***not used*** D12 ***not used*** D13 ***not used*** D14 Light green Injector drive B D15 ***not used*** D16 Light blue Injector drive A
1228062 ECM Pinout
A1 Green/white Fuel pump relay A2 ***not used*** A3 Green/yellow Canister purge control (not used) A4 Gray/red EGR control A5 Brown/white Service Engine Soon light A6 Pink/black 12V switched power A7 Tan/black TCC or shift light A8 Orange Serial data at ALDL A9 White/black Diagnostic input at ALDL A10 Brown VSS input A11 Purple MAP ground A12 Black/white System ground
B1 Orange Battery 12V B2 Brown Fuel pump signal B3 Black/red HEI ignition module ground B4 ***not used*** B5 Purple/white HEI reference B6 ***not used*** B7 Black ESC signal B8 Dark green A/C signal B9 Blue EGR temperature sensor (not used?) B10 Orange/black Park/neutral switch B11 ***not used*** B12 ***not used***
C1 Black/pink AIR divert solenoid (not used?) C2 Brown AIR switch solenoid C3 Green/black IAC Coil B low C4 Green/white IAC Coil B high C5 Blue/white IAC Coil A high C6 Blue/black IAC Coil A low C7 Light blue 4th gear (not used?) C8 ***not used*** C9 Purple/white Crank input C10 Yellow CTS signal C11 Light green MAP signal C12 ***not used*** C13 Dark blue TPS signal C14 Gray 5V reference (MAP, TPS) C15 Light green Injector B (not used?) C16 Orange Battery 12V
D1 Black/white System ground D2 Black TPS, CTS ground D3 ***not used*** D4 White EST D5 Tan/black EST bypass D6 Tan Oxygen sensor ground D7 Purple Oxygen sensor signal D8 ***not used*** D9 ***not used*** D10 ***not used*** D11 ***not used*** D12 ***not used*** D13 ***not used*** D14 Light green Injector drive B D15 Light blue Injector drive A (not used?) D16 Light blue Injector drive A
|
|
 |
|
 |
