ECU: 91 TT Cali Spec pinouts

The pinouts for a 1991 Mitsubishi 3000GT VR4 and Dodge Stealth RT/TT Cali-spec ECU.

Pinouts

C-52	C-54	C-53
Pin 1 - No. 1 Injector	Pin 101 - Engine Ignition Signal	Pin 51 - Ignition Switch - ST
Pin 2 - No. 3 Injector	Pin 102 - Valve opened or closed	Pin 52 - Intake Air Temperature sensor
Pin 3 - No. 5 Injector	Pin 103 - Muffler mode changeover	Pin 53 - Fan relay (Hi)
Pin 4 - IAC Coil <A1>	Pin 104 - Ignition timing adjustment	Pin 54 -
Pin 5 - IAC Coil <B1>	Pin 105 - Wastegate solenoid valve	Pin 55 - O2 sensor (front)
Pin 6 - EGR control solenoid valve	Pin 106 - Check Engine Light	Pin 56 - O2 Sensor (rear)
Pin 7 - Fuel Pressure control valve	Pin 107 - Power steering switch	Pin 57 -
Pin 8 - MFI Relay (fuel pump)	Pin 108 - MFI relay (power supply)	Pin 58 - Knock Sensor
Pin 9 - EVAP Solenoid	Pin 109 -	Pin 59 -
Pin 10 - PTU A (1-4)	Pin 110 -	Pin 60 - Backup Power Supply
Pin 11 - PTU C (3-6)	Pin 111 - Turbo Meter	Pin 61 - Sensor Impressed Voltage
Pin 12 - Power Supply (main)	Pin 112 - Datalink connector (Yellow)	Pin 62 - Ignition Switch IG
Pin 13 - GND (in)	Pin 113 - Datalink connector (Pink)	Pin 63 - Water Temperature Sensor
Pin 14 - No. 2 Injector	Pin 114 - Anti-lock brake signal	Pin 64 - TPS Sensor
Pin 15 - No. 4 Injector	Pin 115 - AC Switch 1	Pin 65 - Barometric Pressure Sensor
Pin 16 - No. 6 Injector	Pin 116 -	Pin 66 - Speed Sensor
Pin 17 - IAC Coil <A2>		Pin 67 - Closed Throttle Position Sensor (idle switch)
Pin 18 - IAC Coil <B2>		Pin 68 - CAM Sensor
Pin 19 - MAF Flow sensor reset signal		Pin 69 - CRANK Sensor
Pin 20 - AC Control Unit		Pin 70 - Volume air flow sensor
Pin 21 -		Pin 71 - Ground (AT Inhibitor switch)
Pin 22 - AC Relay (magnetic clutch)		Pin 72 - Ground (Sensor)
Pin 23 - PTU B (2-5)
Pin 24 - Electric load switch (input)
Pin 25 - Power Supply (main)
Pin 26 - GND (in)