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CONSTRUCTION AND FUNCTION 7A1-25
TRANSMISSION CONTROL MODULE (TCM) • The TCM is fitted side of brake pedal by means of two stud bolts. • The TCM judges necessary line pressure, gear shifting point and lock-up operation based on electrical signals from switches and sensors and sends appropriate signals to solenoids.
Connect to White Connector Connect to Grey Connector
Figure 49. Pin Assignment
Pin No. Pin Assignment Pin No. Pin Assignment B1 2-4 Brake Oil Pressure Switch A1 V BATT (Battery Back-up Power Supply)
B2 2 Range Switch A2 P Range Switch B3 Turbine Sensor A3 Brake Switch B4 ATF Thermo Sensor A4 3rd Start Indicator Lamp B5 Ground A5 K-Line Signal (Tech 2 Serial Communication) B6 Low & Reverse Brake Duty Solenoid A6 No Connection B7 2-4 Brake Duty Solenoid A7 Engine Speed Sensor B8 High Clutch Duty Solenoid A8 No Connection B9 Low Clutch Duty Solenoid A9 No Connection B10 N Range Switch A10 Vehicle Speed Sensor Out (2WD Only) B11 D Range Switch A11 3rd START Select Switch B12 Low & Reverse Brake Oil Pressure Switch A12 4L Mode Switch (4WD Only) B13 Vehicle Speed Sensor A13 No Connection B14 ATF Thermo Sensor Ground A14 No Connection B15 Ground A15 No Connection B16 No Connection A16 Throttle Position Sensor B17 Lock-up Duty Solenoid A17 3 Range Switch B18 Vign Ignition Power Supply) A18 DIAG Switch (Test Switch) B19 R Range Switch A19 A/T OIL TEMP Indicator Lamp B20 High Clutch Oil Pressure Switch A20 CHECK TRANS Indicator Lamp B21 L Range Switch A21 POWER DRIVE Indicator Lamp B22 Ground (Shift Solenoid) A22 No Connection B23 Line Pressure Solenoid A23 No Connection B24 Vign (Ignition Power Supply) A24 POWER DRIVE Select Switch |