TSRM/MK3 Supra/Repair Manual
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AT/Automatic Transmission — General Troubleshooting, page 10

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General Troubleshooting — MK3 Supra Automatic Transmission, page 10
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Page text (OCR transcript)
General Troubleshooting

Problem | Possible cause | Remedy | Page

Fluid discolored or smells burnt | Fluid contaminated | Replace fluid | AT-18
 | Torque converter faulty | Replace torque converter | AT-43
 | Transmission faulty | Disassemble and inspect transmission | AT-46

Vehicle does not move in any forward range or reverse | Manual linkage out of adjustment | Adjust linkage | AT-19
 | Valve body or primary regulator faulty | Inspect valve body | AT-109
 | Parking lock pawl faulty | Inspect parking lock pawl | AT-42
 | Torque converter faulty | Replace torque converter | AT-43
 | Converter drive plate broken | Replace drive plate | AT-43
 | Oil pump intake screen blocked | Clean screen | AT-51
 | Transmission faulty | Disassemble and inspect transmission | AT-46

Shift lever position incorrect | Manual linkage out of adjustment | Adjust linkage | AT-19
 | Manual valve and lever faulty | Inspect valve body | AT-109
 | Transmission faulty | Disassemble and inspect transmission | AT-46

Harsh engagement into any drive range | Throttle cable out of adjustment | Adjust throttle cable | AT-19
 | Valve body or primary regulator faulty | Inspect valve body | AT-109
 | Accumulator pistons faulty | Inspect accumulator pistons | AT-135, 136
 | Transmission faulty | Disassemble and inspect transmission | AT-46

Delayed 1-2, 2-3 or 3-O/D up-shift, or down-shifts from O/D-3 or 3-2 and shifts back to O/D or 3 | Electronic control faulty | Inspect electronic control | AT-21
 | Valve body faulty | Inspect valve body | AT-109
 | Solenoid valve faulty | Inspect solenoid valve | AT-30

Slips on 1-2, 2-3 or 3-O/D up-shift, or slips or shudders on acceleration | Manual linkage out of adjustment | Adjust linkage | AT-19
 | Throttle cable out of adjustment | Adjust throttle cable | AT-19
 | Valve body faulty | Inspect valve body | AT-109
 | Solenoid valve faulty | Inspect solenoid valve | AT-30
 | Transmission faulty | Disassemble and inspect transmission | AT-46

Drag, binding or tie-up on 1-2, 2-3 or 3-O/D upshift | Manual linkage out of adjustment | Adjust linkage | AT-19
 | Valve body faulty | Inspect valve body | AT-109
 | Transmission faulty | Disassemble and inspect transmission | AT-46