Automatic Transmission - Acura 3.5 RL Manual

Automatic Transmission

Special Tools . . . . . . . . . . . . . . . . 14–2
Description
General Operation . . . . . . . . . 14–3
Clutches . . . . . . . . . . . . . . . . . 14–6
Power Flow . . . . . . . . . . . . . . . 14–8
Electronic Control System . 14–19
Hydraulic Control . . . . . . . . . 14–24
Hydraulic Flow . . . . . . . . . . . . 14–28
Lock–up System . . . . . . . . . . 14–38
Park Mechanism . . . . . . . . . . 14–45
Electrical System
PCM Terminal Voltage/
Measuring Conditions
A/T Control System . . . . . . . 14–48
Component Locations . . . . . . . . 14–51
Troubleshooting Procedures . . 14–52
Symptom–to–component Chart
'96–03 Models . . . . . . . . . . . . 14–56
'04 Model . . . . . . . . . . . . . . . . . 14-2c
Torque Converter Clutch
(Lock–up Control)
Solenoid Valves A and B
Test . . . . . . . . . . . . . . . . . . . . . . 14–86
Replacement . . . . . . . . . . . . . 14–87
Shift Solenoid Valves
A and B . . . . . . . . . . . . . . . . . . 14–88
A/T Clutch Pressure Control Solenoid
Valve
Test . . . . . . . . . . . . . . . . . . . . . . 14–89
Mainshaft/Countershaft Speed Sensors
Replacement . . . . . . . . . . . . . 14–90
Transmission Range Switch
(A/T Gear Position Switch)
Test . . . . . . . . . . . . . . . . . . . . . . 14–92
Replacement . . . . . . . . . . . . . 14–93
A/T Gear Position Indicator
Indicator Input Test . . . . . . . . 14–96
Interlock System
Key Interlock Solenoid
Test . . . . . . . . . . . . . . . . . . . 14–97
Shift Lock Solenoid Test . . . 14–97
Shift Lock Solenoid
Replacement . . . . . . . . . . 14–98
Park Pin Switch Test/
Replacement . . . . . . . . . . 14–99
Hydraulic System
Symptom–to–component
Chart . . . . . . . . . . . . . . . . . . . . . 14–100
Road Test . . . . . . . . . . . . . . . . . . . . 14–104
Stall Speed Test . . . . . . . . . . . . . . 14–107
Fluid Level
Checking/Changing . . . . . . . 14–108
Pressure Testing . . . . . . . . . . . . . 14–109
Lower Valve Body Assembly
Removal/Installation . . . . . . . 14–112
Disassembly/
Reassembly . . . . . . . . . . . 14–113
Throttle Valve Body/ A/T Clutch
Pressure Control Solenoid Valve
Test . . . . . . . . . . . . . . . . . . . . . . 14–114
Replacement . . . . . . . . . . . . . 14–114
Shift Solenoid Valves A and B
Test . . . . . . . . . . . . . . . . . . . . . . 14–115
Replacement . . . . . . . . . . . . . 14–115
Transmission
Transmission
Removal . . . . . . . . . . . . . . . . . . 14–116
Reassembly . . . . . . . . . . . . . . 14–182
Installation . . . . . . . . . . . . . . . 14–189
Cooler Flushing . . . . . . . . . . . 14–195
Component Location Index
Transmission Housing/
Lower Valve Body . . . . . . 14–120
Rear Cover . . . . . . . . . . . . . . . 14–122
Transmission Housing . . . . . 14–124
Torque Converter Housing/
Valve Body . . . . . . . . . . . . 14–126
Transmission Housing/Lower Valve
Body Assembly Removal . . 14–128
Rear Cover Removal . . . . . . . . . . 14–130
Transmission Housing
Removal . . . . . . . . . . . . . . . . . . 14–132
Torque Converter Housing/
Valve Body Removal . . . . . . 14–134
Valve Body Repair . . . . . . . . . . . . 14–136
Valve Assembly . . . . . . . . . . . . . . 14–137
Valve Caps Description . . . . . . . 14–138
Secondary Valve Body
Disassembly/lnspection/
Reassembly . . . . . . . . . . . 14–139
Main Valve Body
Disassembly/lnspection/
Reassembly . . . . . . . . . . . 14–140
Regulator Valve Body
Disassembly/lnspection/
Reassembly . . . . . . . . . . . 14–142
Accumulator Body
Disassembly/lnspection/
Reassembly . . . . . . . . . . . 14–143
ATF Pump Body
Disassembly/lnspection/
Reassembly . . . . . . . . . . . 14–144
ATF Pump
lnspection . . . . . . . . . . . . . . . . 14–145
Reverse Accumulator/1st Hold
Accumulator
Disassembly/lnspection/
Reassembly . . . . . . . . . . . 14–146
Accumulator Piston
Removal . . . . . . . . . . . . . . 14–147
Rear Cover/Clutch Feed Pipes
Disassembly/lnspection/
Reassembly . . . . . . . . . . . 14–148
Rear Cover/Reverse Idler Gear
Disassembly/lnspection/
Reassembly . . . . . . . . . . . 14–149
Mainshaft
Disassembly/lnspection/
Reassembly . . . . . . . . . . . 14–150
Mainshaft 3rd Gear
Removal . . . . . . . . . . . . . . 14–151
Inspection . . . . . . . . . . . . . . . . 14–151
Sub–assembly . . . . . . . . . . . . 14–154
Countershaft
Disassembly/lnspection/
Reassembly . . . . . . . . . . . 14–155
Inspection . . . . . . . . . . . . . . . . 14–156
Sub–assembly . . . . . . . . . . . . 14–158
Countershaft 2nd Gear Assembly
Ball Bearing
Replacement . . . . . . . . . . 14–158
2nd Gear One–way Clutch
Disassembly/lnspection/
Reassembly . . . . . . . . . . . 14–159
1st Gear One–way Clutch
Disassembly/lnspection/
Reassembly . . . . . . . . . . . 14–160
Clutch
Component Location
Index . . . . . . . . . . . . . . . . . 14–161
Disassembly . . . . . . . . . . . . . . 14–164
Reassembly . . . . . . . . . . . . . . 14–166
Secondary Driven Gear Shaft
Components . . . . . . . . . . . . . . 14–170
Oil Seal Replacement . . . . . . 14–170
Tapered Roller Bearing
Replacement . . . . . . . . . . 14–171
Tapered Roller Bearing Outer Race
Replacement . . . . . . . . . . 14–172
Tapered Roller Bearing Preload
Adjustment . . . . . . . . . . . . 14–174
Oil Seals
Removal . . . . . . . . . . . . . . . . . . 14–176
Installation . . . . . . . . . . . . . . . 14–176
Torque Converter Housing Bearings
Mainshaft Bearing/Oil Seal
Replacement . . . . . . . . . . 14–177
Countershaft Bearing
Replacement . . . . . . . . . . 14–178
Transmission Housing Mainshaft
Bearing
Replacement . . . . . . . . . . . . . 14–178
Park Mechanism
Disassembly/lnspection/
Reassembly . . . . . . . . . . . 14–179
Transmission Range Switch
(A/T Gear Position Switch)
Removal . . . . . . . . . . . . . . . . . . 14–180
Installation . . . . . . . . . . . . . . . 14–180
Torque Converter/Drive Plate/
Ring Gear . . . . . . . . . . . . . . . . 14–188
ATF Cooler Hose
Connection . . . . . . . . . . . . . . . 14–196
Shift Lever
Removal/Installation . . . . . . . 14–197
Disassembly . . . . . . . . . . . . . . 14–198
Link Adjustment . . . . . . . . . . 14–199
Shift Cable
Replacement . . . . . . . . . . . . . 14–201