Dodge ram truck 3500 1996 Service Manual page 1492

21 -102 AUTOMATIC TRANSMISSION—42RE
B R
AUTOMATIC T R A N S M I S S I O N — 4 2 R E
INDEX
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GENERAL INFORMATION
42RE TRANSMISSION 103
GEARSHIFT MECHANISM 105
RECOMMENDED FLUID 105
TORQUE C O N V E R T E R — E L E C T R O N I C
CLUTCH 105
TRANSMISSION GEAR RATIOS 105
TRANSMISSION IDENTIFICATION 105
DESCRIPTION AND OPERATION
3-4 SHIFT S E Q U E N C E 108
CONVERTER CLUTCH ENGAGEMENT 108
CONVERTER DRAINBACK VALVE 109
ELECTRONIC GOVERNOR 105
GOVERNOR P R E S S U R E C U R V E S 107
HYDRAULIC CONTROL SYSTEM 107
OVERDRIVE O F F SWITCH 108
QUICK FILL VALVE 108
SHIFT VALVE OPERATION 107
DIAGNOSIS AND TESTING
AIR TESTING TRANSMISSION CLUTCH AND
BAND OPERATION 115
ANALYZING ROAD T E S T 112
AUTOMATIC TRANSMISSION DIAGNOSIS 109
C A U S E S OF BURNT FLUID 110
CHECKING FLUID L E V E L AND CONDITION . . . 109
CONVERTER HOUSING FLUID LEAK
DIAGNOSIS 116
CONVERTER STALL T E S T 114
DIAGNOSIS TABLES AND C H A R T S — R E
TRANSMISSION 118
E F F E C T S OF INCORRECT FLUID L E V E L 110
FLUID CONTAMINATION 110
GEARSHIFT LINKAGE AND THROTTLE
CABLE 111
HYDRAULIC P R E S S U R E T E S T 112
OIL C O O L E R FLOW CHECK 111
OVERDRIVE ELECTRICAL CONTROLS 111
PARK/NEUTRAL POSITION SWITCH 109
PRELIMINARY DIAGNOSIS 109
ROAD TESTING 111
STALL T E S T ANALYSIS 115
SERVICE PROCEDURES
ALUMINUM THREAD REPAIR 131
CONVERTER DRAINBACK CHECK VALVE
S E R V I C E 131
FLUID AND FILTER REPLACEMENT 130
FLUID L E V E L CHECK 129
FLUSHING C O O L E R S AND T U B E S 131
TRANSMISSION FILL P R O C E D U R E 131
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REMOVAL AND INSTALLATION
GOVERNOR SOLENOID AND P R E S S U R E
SENSOR 136
OUTPUT SHAFT FRONT BEARING 135
OUTPUT SHAFT REAR BEARING 134
OVERDRIVE HOUSING BUSHING 134
OVERDRIVE UNIT 139
PARK LOCK 135
PARK/NEUTRAL POSITION SWITCH 133
S P E E D O M E T E R S E R V I C E 132
TORQUE CONVERTER 144
TRANSMISSION C O O L E R LINE AND
FITTINGS 139
TRANSMISSION C O O L E R REPLACEMENT . . . 139
TRANSMISSION/OVERDRIVE 141
VALVE BODY 137
YOKE S E A L REPLACEMENT 133
DISASSEMBLY AND ASSEMBLY
FRONT CLUTCH 184
FRONT S E R V O PISTON 179
OIL PUMP AND REACTION SHAFT SUPPORT . 180
OVERDRIVE GEARTRAIN 209
OVERDRIVE UNIT 192
OVERRUNNING C L U T C H / L O W - R E V E R S E
DRUM 178
PLANETARY GEARTRAIN/OUTPUT SHAFT . . . 187
REAR CLUTCH 185
REAR S E R V O PISTON 179
TRANSMISSION . . 162
VALVE BODY 144
CLEANING AND INSPECTION
ACCUMULATOR 220
FRONT CLUTCH 221
FRONT S E R V O 220
OIL PUMP AND REACTION SHAFT SUPPORT . 221
OVERDRIVE UNIT 223
OVERRUNNING CLUTCH/LOW-REVERSE
DRUM/REAR SUPPORT 220
PLANETARY GEARTRAIN 222
REAR CLUTCH 222
REAR S E R V O 221
TRANSMISSION 220
VALVE BODY 217
ADJUSTMENTS
FRONT BAND ADJUSTMENT 227
GEARSHIFT LINKAGE ADJUSTMENT 225
REAR BAND ADJUSTMENT 227
TRANSMISSION THROTTLE VALVE CABLE
ADJUSTMENT 225
VALVE BODY 228