automatic transmission

... Valve Body - Hydraulic control unit Automatic Transmissions - Course 262 Section TOYOTA Technical Training FUNDAMENTALS OF AUTOMATIC TRANSMISSION Automatic Transmissions - Course 262 ... either front or rear drive automatics are the same They share the same planetary gear train design which is used in all Toyota automatic transmissions and the majority of automatics in productio...

Ngày tải lên: 12/12/2013, 11:15

... volume of fluid to the hydraulic system The pump turns any time the engine rotates, which is an Automatic Transmissions - Course 262 SECTION important consideration when a vehicle is towed If the vehicle ... converter we need to examine the fluid coupling whose components we have just described When automatic transmissions first came on the scene in the late 1930s, the only components...

Ngày tải lên: 12/12/2013, 11:15

... SECTION Toyota automatic transmissions use the Simpson−type planetary gear unit This unit is made up of two simple planetary ... would be a speed decrease The advantage in this example is an increase in torque capability Automatic Transmissions - Course 262 SECTION To contrast this illustration, let’s assume that a set of ... Training SIMPSON PLANETARY GEAR UNIT Simple Planetary Gear...

Ngày tải lên: 22/12/2013, 11:15

... the driver The automatic transmission cannot select these positions automatically on its own The next selector position is the only position from which the transmission is fully automatic In drive, ... vehicle speed and will downshift to second gear; however, in Electronic Control Transmissions and on A40 and A340 series transmissions with a D−2 Downshift Timing Valve, the transmissio...

Ngày tải lên: 22/12/2013, 11:15

... direction Automatic Transmissions - Course 262 61 Section Power Flow Through OD Unit One simple planetary gear set is added to the 3−speed automatic transmission to make it a 4−speed automatic ... than the overdrive carrier Automatic Transmissions - Course 262 67 Section Power Flow Through Underdrive Unit of A240 The fourth−speed planetary gear unit of the A240 automatic transax...

Ngày tải lên: 22/12/2013, 11:15

... have been used in Toyota automatic transmissions Type T is the latest type to be used and is found in All−Trac transaxles (A241H and A540H) Type F was used in early Toyota automatics up until August ... 1983 all Toyota transmissions, front wheel drive and rear wheel drive used Dexron II ATF Used by Toyota • Type ”T” All-Trac Transaxles A241H & A540H • Dexron II All Toyota Automatic Tr...

Ngày tải lên: 22/12/2013, 11:15

... Section Purpose of the Oil Pump The pump used in Toyota automatic transmissions is the crescent type It is designed to: • Provide fluid to lubricate the planetary ... or mechanically by the use of feeler gauges when the pump has been removed and disassembled Automatic Transmissions - Course 262 83 Section Gear Height Measurement Place a straight edge across ... shaft to wobble and the...

Ngày tải lên: 22/12/2013, 11:15

... BODY CIRCUITS Automatic Transmissions - Course 262 93 Section Governor Valve This valve is found on all non−ECT transmissions It is mounted on the output shaft of rear−wheel drive transmissions ... A341 E (ECT) C0, C2, B0, B2 C0, C2, B0, B2 AT TYPE * Except A40D automatic transmission Accumulators Reduce shift shock Automatic Transmissions - Course 262 105 Section Pressure Modul...

Ngày tải lên: 22/12/2013, 11:15

... and the ECU senses light throttle and vehicle speed below 19 mph, it energizes the solenoid Automatic Transmissions - Course 262 139 Section Power Flow High 2-Wheel Drive In high 2−wheel drive, ... transferred to the transfer front drive shaft and all four wheels are driven Shift Position L4 Automatic Transmissions - Course 262 141 ... Section The A340H automatic transfer unit is bo...

Ngày tải lên: 22/12/2013, 11:15

... housing Lock-Up Clutch — Engaged Automatic Transmissions - Course 262 147 Section 10 Electronic Control Transmission The Electronic Control Transmission is an automatic transmission which uses ... sensor (in some cases through the engine ECU) or the cruise control ECU grounding the circuit Automatic Transmissions - Course 262 145 Section 10 Converter Lock-Up Lock−up in a non−ECT tra...

Ngày tải lên: 22/12/2013, 11:15

... transmission cavity in some applications Automatic Transmissions - Course 262 165 Section 11 Throttle Cable The throttle cable is adjustable on all automatic transmissions And in each case it controls ... information, you will save time in your diagnosis and be more thorough Automatic Transmissions - Course 262 169 Section 11 Road Test — Automatic Transmission 170 TOYOTA Technic...

Ngày tải lên: 22/12/2013, 11:15

... type For the specifics on a particular model, consult the repair manual Shift Lock Systems Automatic Transmissions - Course 262 183 Section 12 Electrical Shift Lock Type The electrical type uses ... shift lock solenoid based on signals from the shift position switch and the stop light switch Automatic Transmissions - Course 262 185 Section 12 Key Interlock A camshaft is provided at th...

Ngày tải lên: 22/12/2013, 11:15

... the measurement Automatic Transmissions - Course 262 201 APPENDIX B 202 TOYOTA Technical Training Appendix C DIAGNOSTIC REFERENCE AUTOMATIC TRANSMISSION TROUBLESHOOTING Automatic Transmissions ... DIAGNOSTIC INFORMATION Automatic Transmissions - Course 262 207 208 TOYOTA Technical Training Automatic Transmissions - Course 262 209 APPENDIX C 210 TOYOTA Technical Training Appe...

Ngày tải lên: 19/01/2014, 04:20

... found at the top of the chart (for example: A−540E AUTOMATIC TRANSAXLE Repair Manual Pub No RM530U) The overhaul repair manual for automatic transmissions is a separate silver and black publication ... will affect line pressure and shift quality in both ECT and non−ECT transmissions Shift timing will be affected in non−ECT transmissions only Shift Cable The shift cable connects the...

Ngày tải lên: 19/01/2014, 04:20

... L4 OFF OFF OFF C3 C4 B4 Automatic Transmission Diagnosis - Course 273 D-187 Appendix E Customer Interview Sheet Customer Interview Sheet Automatic Transmission/Transaxle Automatic Transmission ... or inch−pounds Automatic Transmission Diagnosis - Course 273 A-171 Appendix A Torque Converter − A fluid coupling used to connect the engine crankshaft and the input shaft of an automatic...

Ngày tải lên: 19/01/2014, 04:20