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*03 Electronic Control System Shift Control 14-278 Automatic Transmission System Description (cont’d) PCM Engine RPM Signal Throttle Position Engine Coolant Barometric Pressure Transmission Range Brake Pedal Position A/T Gear Position Vehicle Speed Signal Shift Lock Solenoid ATF Temperature Cruise Control Actual Driving ATF Engine RPM Control Shift Position Fail-safe Control Comparison Master Target of Correction of Data Calculation of Correction of engine Correction of cruise Judgment of Frequency Divider Input Shaft (Mainshaft) Output Shaft (Countershaft) Shift Solenoid Valve A The PCM instantly determines which gear should be selected by various signals sent from sensors and switches, and Also, as grade logic control system has been adopted to control shifting in the D and D3 positions. The PCM compares 03/07/29 09:37:13 61S0X050_140_0281 |