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