TSRM/MK3 Supra/Repair Manual
Repair ManualWiring Diagrams
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AT/Automatic Transmission12 / 144
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Operating Mechanism for Each Gear — MK3 Supra Automatic Transmission, page 12
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Operating Mechanism for Each Gear 1. CLUTCH, BRAKE AND ONE-WAY CLUTCH O ...... Operating Shift lever position | Gear position | C₀ | C₁ | C₂ | B₀ | B₁ | B₂ | B₃ I.P. | B₃ O.P. | F₀ | F₁ | F₂ P | Parking R | Reverse | O | | O | | | O | O | O N | Neutral | O | | | | | | | | | 1st | O | O | | | | | | O | | O D | 2nd | O | O | | | | O | | O | O | | 3rd | O | O | O | | | O | | O | O/D | | O | O | O | | O | 1st | O | O | | | | | | O | | O 2 | 2nd | O | O | | | O | O | | O | O | | 3rd | O | O | O | | | O | | O | 1st | O | O | | | | O | O | O | | O L | *2nd | O | O | | | O | O | | O | O | * Down-shift only in the L range and 2nd gear — no up-shift. I.P. ...... Inner Piston O.P. ..... Outer Piston 2. SOLENOID Possible gear positions in accordance with solenoid operating conditions. Range | NORMAL | | | NO. 1 SOLENOID MALFUNCTIONING | | | NO. 2 SOLENOID MALFUNCTIONING | | | BOTH SOLENOIDS MALFUNCTIONING | | | Solenoid Valve | Gear | Solenoid Valve | Gear | Solenoid Valve | Gear | Solenoid Valve | Gear | No. 1 | No. 2 | Position | No. 1 | No. 2 | Position | No. 1 | No. 2 | Position | No. 1 | No. 2 | Position D range | ON | OFF | 1st | X | ON (OFF) | (O/D) | ON | X | 1st | X | X | O/D | ON | ON | 2nd | X | ON | 3rd | OFF (ON) | X | O/D | X | X | O/D | OFF | ON | 3rd | X | ON | 3rd | OFF | X | O/D | X | X | O/D | OFF | OFF | O/D | X | OFF | O/D | OFF | X | O/D | X | X | O/D 2 range | ON | OFF | 1st | X | ON (OFF) | 3rd (O/D) | ON | X | 1st | X | X | 3rd | ON | ON | 2nd | X | ON | 3rd | OFF (ON) | X | 3rd (1st) | X | X | 3rd | OFF | ON | 3rd | X | ON | 3rd | OFF | X | 3rd | X | X | 3rd L range | ON | OFF | 1st | X | OFF | 1st | ON | X | 1st | X | X | 1st | ON | ON | 2nd | X | ON | 2nd | ON | X | 1st | X | X | 1st ( ): No fail-safe function X : Malfunctions