Acura TSX / Honda Accord CL. Manual — part 927

Fig. 21: Symptom Troubleshooting Index (8 Of 11)

2004 Acura TSX

2004 AUTOMATIC TRANSMISSIONS Diagnosis - MCTA 5-Speed

Fig. 22: Symptom Troubleshooting Index (9 Of 11)

2004 Acura TSX

2004 AUTOMATIC TRANSMISSIONS Diagnosis - MCTA 5-Speed

Fig. 23: Symptom Troubleshooting Index (10 Of 11)

2004 Acura TSX

2004 AUTOMATIC TRANSMISSIONS Diagnosis - MCTA 5-Speed

Fig. 24: Symptom Troubleshooting Index (11 Of 11)

SYSTEM DESCRIPTION

GENERAL OPERATION

The automatic transmission is a combination of a 3-element torque converter and triple-shaft electronically
controlled unit which provides 5 speeds forward and 1 reverse. The entire unit is positioned in line with the
engine.

TORQUE CONVERTER, GEARS & CLUTCHES

The torque converter consists of a pump, turbine, and stator assembly in a single unit. The converter housing
(pump) is connected to the engine crankshaft and turn as the engine turns. Around the outside of the torque
converter is a ring gear which meshes with the starter pinion when the engine is being started. The entire torque
converter assembly serves as a flywheel while transmitting power to the transmission mainshaft, the
transmission has three parallel shafts; the mainshaft, the countershaft and the secondary shaft. The mainshaft is

2004 Acura TSX

2004 AUTOMATIC TRANSMISSIONS Diagnosis - MCTA 5-Speed