VALVE BODY
DESCRIPTION
The valve body assembly consists of a cast alumi-
num valve body, a separator plate, and transfer
plate. The valve body contains valves and check balls
that control fluid delivery to the torque converter
clutch, solenoid/pressure switch assembly, and fric-
tional clutches. The valve body contains the following
components (Fig. 334):
²Regulator valve
²Solenoid switch valve
²Manual valve
²Converter clutch switch valve
²Converter clutch control valve
²Torque converter regulator valve
²Low/Reverse switch valve
In addition, the valve body also contains the ther-
mal valve, #2,3&4 check balls, the #5 (overdrive)
check valve and the 2/4 accumulator assembly. (Refer
to 21 - TRANSMISSION/TRANSAXLE/AUTOMATIC
- 41TE/VALVE BODY - DISASSEMBLY)
OPERATION
NOTE: Refer to the Hydraulic Schematics for a
visual aid in determining valve location, operation
and design.
REGULATOR VALVE
The regulator valve controls hydraulic pressure in
the transaxle. It receives unregulated pressure from
the pump, which works against spring tension to
maintain oil at specific pressures. A system of sleeves
and ports allows the regulator valve to work at one of
three predetermined pressure levels. Regulated oil
pressure is also referred to as ªline pressure.º
SOLENOID SWITCH VALVE
The solenoid switch valve controls line pressure
from the LR/CC solenoid. In one position, it allows
the low/reverse clutch to be pressurized. In the other,
it directs line pressure to the converter control and
converter clutch valves.
Fig. 334 Valve Body Assembly
1 - VALVE BODY 5 - MANUAL VALVE
2 - T/C REGULATOR VALVE 6 - CONVERTER CLUTCH SWITCH VALVE
3 - L/R SWITCH VALVE 7 - SOLENOID SWITCH VALVE
4 - CONVERTER CLUTCH CONTROL VALVE 8 - REGULATOR VALVE
RS41TE AUTOMATIC TRANSAXLE21 - 283
DISASSEMBLY
NOTE: If valve body assembly is being recondi-
tioned, the PCM/TCM Quick Learn Procedure must
be performed. (Refer to 8 - ELECTRICAL/ELEC-
TRONIC CONTROL MODULES/TRANSMISSION
CONTROL MODULE - STANDARD PROCEDURE)
(1) Remove manual shaft seal (Fig. 341).
(2) Remove Transmission Range Sensor retaining
screw (Fig. 342).(3) Remove Manual Shaft/Rooster Comb and
Transmission Range Sensor (Fig. 343).
(4) Remove 2/4 Accumulator Retaining Plate (Fig.
344).
Fig. 341 Manual Shaft Seal
1 - SEAL
2 - MANUAL SHAFT
Fig. 342 Remove Transmission Range Sensor
1 - TRANSMISSION RANGE SENSOR
2 - MANUAL VALVE CONTROL PIN
3 - RETAINING SCREW
Fig. 343 Manual Shaft/Rooster Comb and
Transmission Range Sensor
1 - TRANSMISSION RANGE SENSOR
2 - MANUAL SHAFT
3 - ROOSTER COMB
Fig. 344 2/4 Accumulator Retaining Plate
1 - 2±4 ACCUMULATOR RETAINING PLATE
2 - DETENT SPRING
21 - 286 41TE AUTOMATIC TRANSAXLERS
VALVE BODY (Continued)
(5) Remove 2/4 Accumulator components as shown
in (Fig. 345).
(6) Remove Valve Body to Transfer Plate screws
(Fig. 346).(7) Invert assembly and remove Transfer Plate
(Fig. 347). Beware of loose check balls.
(8) Remove oil screen (Fig. 348).
Fig. 345 2/4 Accumulator Assembly
1 - VALVE BODY
2 - RETAINER PLATE
3 - DETENT SPRING
4 - RETURN SPRINGS
5 - PISTON
Fig. 346 Remove Valve Body to Transfer Plate
Screws
1 - SCREW (24)
2 - TRANSFER PLATE
3 - VALVE BODY
Fig. 347 Remove Transfer Plate
1 - TRANSFER PLATE
Fig. 348 Remove Oil Screen
1 - OIL SCREEN
RS41TE AUTOMATIC TRANSAXLE21 - 287
VALVE BODY (Continued)
(11) Install twenty-four transfer plate to valve
body screws (Fig. 366) and torque to 5 N´m (45 in.
lbs.).
(12) Install 2/4 Accumulator components as shown
in (Fig. 367).(13) Torque 2/4 Accumulator retainer to 5 N´m (45
in. lbs.) (Fig. 368).
(14) Install Manual Shaft/Rooster Comb and
Transmission Range Sensor (Fig. 369).
Fig. 366 Install Valve Body to Transfer Plate Screws
1 - SCREW (24)
2 - TRANSFER PLATE
3 - VALVE BODY
Fig. 367 2/4 Accumulator Assembly
1 - VALVE BODY
2 - RETAINER PLATE
3 - DETENT SPRING
4 - RETURN SPRINGS
5 - PISTON
Fig. 368 2/4 Accumulator Retaining Plate
1 - 2±4 ACCUMULATOR RETAINING PLATE
2 - DETENT SPRING
Fig. 369 Install Manual Shaft/Rooster Comb and
Transmission Range Sensor
1 - TRANSMISSION RANGE SENSOR
2 - MANUAL SHAFT
3 - ROOSTER COMB
21 - 294 41TE AUTOMATIC TRANSAXLERS
VALVE BODY (Continued)
INDEX
ABS FASTENER TORQUE,SPECIFICATIONS ...................... 5-91
ABSORBER - DESCRIPTION, SHOCK .......2-36
ABSORBER - INSTALLATION, SHOCK ......2-38
ABSORBER - OPERATION, SHOCK ........2-36
ABSORBER - REMOVAL, SHOCK ..........2-36
ABSORBER (UPPER BUSHING) - ASSEMBLY, SHOCK .................... 2-37
ABSORBER (UPPER BUSHING) - DISASSEMBLY, SHOCK .................2-37
A/C CLUTCH BREAK-IN, STANDARD PROCEDURE ........................ 24-15
A/C COMPRESSOR CLUTCH COIL, DIAGNOSIS AND TESTING .............24-14
A/C COMPRESSOR CLUTCH RELAY - DESCRIPTION ....................... 24-18
A/C COMPRESSOR CLUTCH RELAY - INSTALLATION ....................... 24-19
A/C COMPRESSOR CLUTCH RELAY - OPERATION ......................... 24-18
A/C COMPRESSOR CLUTCH RELAY - REMOVAL .......................... 24-19
A/C COMPRESSOR CLUTCH/COIL - DESCRIPTION ....................... 24-13
A/C COMPRESSOR CLUTCH/COIL - OPERATION ......................... 24-13
A/C COMPRESSOR, DESCRIPTION .......24-72
A/C COMPRESSOR, INSTALLATION .......24-74
A/C COMPRESSOR MOUNTING BRACKET, 2.4L ENGINE ...........24-74,24-75
A/C COMPRESSOR NOISE DIAGNOSIS, DIAGNOSIS AND TESTING .............24-72
A/C COMPRESSOR, OPERATION .........24-72
A/C COMPRESSOR, REMOVAL ..........24-73
A/C CONDENSER - DESCRIPTION ........24-75
A/C CONDENSER - OPERATION ..........24-75
A/C COOL DOWN TEST, DIAGNOSIS AND TESTING ............................ 24-6
A/C DISCHARGE LINE - INSTALLATION . . . 24-80
A/C DISCHARGE LINE - REMOVAL .......24-79
A/C EVAPORATOR - DESCRIPTION . . 24-80,24-98
A/C EVAPORATOR - INSTALLATION ......24-81
A/C EVAPORATOR - OPERATION ....24-80,24-98
A/C EVAPORATOR - REMOVAL ..........24-81
A/C EVAPORATOR, INSTALLATION - REAR ............................. 24-100
A/C EVAPORATOR LINE EXTENSION, INSTALLATION - REAR ...............24-100
A/C EVAPORATOR LINE EXTENSION, REMOVAL - REAR .................... 24-99
A/C EVAPORATOR, REMOVAL - REAR .....24-98
A/C EXPANSION VALVE - DESCRIPTION . . 24-100
A/C EXPANSION VALVE - OPERATION ....24-100
A/C EXPANSION VALVE, DIAGNOSIS AND TESTING - FRONT .................... 24-82
A/C EXPANSION VALVE, DIAGNOSIS AND TESTING - REAR .................... 24-101
A/C HEATER CONTROL - DESCRIPTION . . . 24-19
A/C PERFORMANCE TEST, DIAGNOSIS AND TESTING ........................ 24-7
A/C PRESSURE TRANSDUCER - DESCRIPTION ....................... 24-20
A/C PRESSURE TRANSDUCER - OPERATION ......................... 24-20
A/C PRESSURE TRANSDUCER, DIAGNOSIS AND TESTING .............24-21
A/C SYSTEM - CAUTION ...............24-66
A/C SYSTEM, SPECIFICATIONS ..........24-11
A/C SYSTEM, WARNING ...............24-66
ACCELERATOR PEDAL - INSTALLATION . . . 14-28
ACCELERATOR PEDAL - REMOVAL .......14-28
ACCESSORY DRIVE BELT - DIAGNOSIS AND TESTING .........................7-7
ACCESSORY DRIVE BELT TENSION, SPECIFICATIONS .......................7-5
ACCUMULATOR - DESCRIPTION . . . 21-218,21-73
ACCUMULATOR - OPERATION ....21-218,21-73
A/C-HEATER CONTROL - DESCRIPTION . . . 24-33
A/C-HEATER CONTROL - INSTALLATION . . . 24-34
A/C-HEATER CONTROL - OPERATION .....24-33
A/C-HEATER CONTROL - REMOVAL ......24-33
A/C-HEATER CONTROL CALIBRATION, STANDARD PROCEDURE ...............24-19
ACTUATOR - DESCRIPTION, BLEND DOOR ........................ 24-22,24-34
ACTUATOR - DESCRIPTION, ENGAGE ......8N-9
ACTUATOR - DESCRIPTION, LATCH ......8N-13 ACTUATOR - DESCRIPTION, MODE
DOOR ............................. 24-29
ACTUATOR - DESCRIPTION, RECIRCULATION DOOR ................24-31
ACTUATOR - INSTALLATION, BLEND DOOR ........................ 24-22,24-35
ACTUATOR - INSTALLATION, ENGAGE ....8N-10
ACTUATOR - INSTALLATION, INSIDE HANDLE ............................ 23-27
ACTUATOR - INSTALLATION, LATCH .....8N-14
ACTUATOR - INSTALLATION, MODE DOOR ............................. 24-30
ACTUATOR - INSTALLATION, RECIRCULATION DOOR ................24-32
ACTUATOR - OPERATION, BLEND DOOR . . 24-22, 24-35
ACTUATOR - OPERATION, ENGAGE .......8N-9
ACTUATOR - OPERATION, LATCH ........8N-13
ACTUATOR - OPERATION, MODE DOOR . . . 24-29
ACTUATOR - OPERATION, RECIRCULATION DOOR ................24-31
ACTUATOR - REAR - DESCRIPTION, MODE DOOR ........................ 24-39
ACTUATOR - REAR - INSTALLATION, MODE DOOR ........................ 24-40
ACTUATOR - REAR - OPERATION, MODE DOOR ............................. 24-39
ACTUATOR - REAR - REMOVAL, MODE DOOR ............................. 24-39
ACTUATOR - REMOVAL, BLEND DOOR . . . 24-22, 24-35
ACTUATOR - REMOVAL, ENGAGE ..........8N-9
ACTUATOR - REMOVAL, INSIDE HANDLE . . 23-27
ACTUATOR - REMOVAL, LATCH .........8N-13
ACTUATOR - REMOVAL, MODE DOOR ....24-29
ACTUATOR - REMOVAL, RECIRCULATION DOOR ............................. 24-32
ADAPTER - INSTALLATION, FRONT DISC BRAKE CALIPER ...................... 5-31
ADAPTER - INSTALLATION, OIL FILTER . . . 9-142
ADAPTER - REMOVAL, FRONT DISC BRAKE CALIPER ...................... 5-31
ADAPTER - REMOVAL, OIL FILTER .......9-142
ADAPTIVE MEMORIES, OPERATION - FUEL CORRECTION OR ................14-24
ADDING ADDITIONAL COOLANT - STANDARD PROCEDURE .................7-4
ADDITIONAL COOLANT - STANDARD PROCEDURE, ADDING ...................7-4
ADHESIVE ATTACHED - INSTALLATION, EXTERIOR NAME PLATES ..............23-51
ADHESIVE ATTACHED - REMOVAL, EXTERIOR NAME PLATES ..............23-51
ADHESIVE LOCATIONS - FOLD-IN-FLOOR ONLY - SPECIFICATIONS,
STRUCTURAL ...................... 23-228
ADHESIVE LOCATIONS - SPECIFICATIONS, STRUCTURAL ........23-218
ADJUSTABLE - INSTALLATION, PEDALS ....5-43
ADJUSTABLE - REMOVAL, PEDALS .......5-40
ADJUSTABLE PEDALS SWITCH - INSTALLATION ........................ 5-11
ADJUSTABLE PEDALS SWITCH - REMOVAL ........................... 5-11
ADJUSTE R-BOR C-PILLAR -
INSTALLATION, SEAT BELT HEIGHT ......8O-38
ADJUSTE R-BOR C-PILLAR -
REMOVAL, SEAT BELT HEIGHT ..........8O-38
ADJUSTER - DIAGNOSIS AND TESTING, DRUM BRAKE AUTOMATIC ..............5-14
ADJUSTER - INSTALLATION, FRONT SEAT TRACK MANUAL ...............23-126
ADJUSTER - INSTALLATION, FRONT SEAT TRACK POWER ................23-124
ADJUSTER - REMOVAL, FRONT SEAT TRACK MANUAL .................... 23-125
ADJUSTER - REMOVAL, FRONT SEAT TRACK POWER ..................... 23-124
ADJUSTER KNOB - INSTALLATION, SEAT BELT HEIGHT ....................... 8O-38
ADJUSTER KNOB - REMOVAL, SEAT BELT HEIGHT ....................... 8O-38
ADJUSTER NOISE DIAGNOSIS - DIAGNOSIS AND TESTING, HYDRAULIC
LASH ............................... 9-34
ADJUSTER TENSION RELEASE - STANDARD PROCEDURE, PARKING
BRAKE AUTOMATIC .................... 5-63ADJUSTER TENSION RESET -
STANDARD PROCEDURE, PARKING
BRAKE AUTOMATIC .................... 5-64
ADJUSTER/MANUAL - OCS - INSTALLATION, FRONT SEAT TRACK ....23-128
ADJUSTER/MANUAL - OCS - REMOVAL, FRONT SEAT TRACK .................23-126
ADJUSTER/POWER - OCS - INSTALLATION, FRONT SEAT TRACK ....23-125
ADJUSTER/POWER - OCS - REMOVAL, FRONT SEAT TRACK .................23-124
ADJUSTERS - INSTALLATION, HYDRAULIC LASH ..................... 9-35
ADJUSTERS - REMOVAL, HYDRAULIC LASH ............................... 9-35
AERATION - DIAGNOSIS AND TESTING, COOLING SYSTEM .....................7-4
AFTER AN AIRBAG DEPLOYMENT - STANDARD PROCEDURE, SERVICE .......8O-7
AIR CLEANER ELEMENT - INSTALLATION . 9-101, 9-24
AIR CLEANER ELEMENT - REMOVAL . 9-101,9-24
AIR CLEANER HOUSING - INSTALLATION . 9-102, 9-25
AIR CLEANER HOUSING - REMOVAL . 9-101,9-25
AIR CONDITIONER, DESCRIPTION - HEATER ............................. 24-1
AIR CONDITIONER, OPERATION - HEATER ............................. 24-4
AIR CONTROL MOTOR - DESCRIPTION, IDLE ............................... 14-33
AIR CONTROL MOTOR - INSTALLATION, IDLE ............................... 14-33
AIR CONTROL MOTOR - OPERATION, IDLE ............................... 14-33
AIR CONTROL MOTOR - REMOVAL, IDLE . . 14-33
AIR EXHAUSTER - DESCRIPTION, REAR QUARTER PANEL/FENDER ..............23-59
AIR EXHAUSTER - INSTALLATION, REAR QUARTER PANEL/FENDER ..............23-60
AIR EXHAUSTER - REMOVAL, REAR QUARTER PANEL/FENDER ..............23-59
AIR FILTER - DESCRIPTION ............24-42
AIR FILTER - INSTALLATION ............24-43
AIR FILTER - REMOVAL ...............24-42
AIR GAP, SPECIFICATIONS - WHEEL SPEED SENSOR ....................... 5-91
AIR INTAKE PIPE - INSTALLATION ......24-115
AIR INTAKE PIPE - REMOVAL ..........24-115
AIR OUTLETS - DESCRIPTION .....24-43,24-56
AIR OUTLETS - INSTALLATION ..........24-56
AIR OUTLETS - REMOVAL .............24-56
AIR PRESSURE TESTS - DIAGNOSIS AND TESTING, CLUTCH ...........21-153,21-8
AIR TEMPERATURE SENSOR - DESCRIPTION, INLET .................14-34
AIRBAG - DESCRIPTION, CURTAIN .......8O-12
AIRBAG - DESCRIPTION, DRIVER ........8O-16
AIRBAG - DESCRIPTION, KNEE BLOCKER . 8O-22
AIRBAG - DESCRIPTION, PASSENGER ....8O-30
AIRBAG - INSTALLATION, CURTAIN ......8O-16
AIRBAG - INSTALLATION, DRIVER .......8O-18
AIRBAG - INSTALLATION, KNEE BLOCKER .......................... 8O-23
AIRBAG - INSTALLATION, PASSENGER . . . 8O-32
AIRBAG - OPERATION, CURTAIN ........8O-13
AIRBAG - OPERATION, DRIVER .........8O-16
AIRBAG - OPERATION, KNEE BLOCKER . . . 8O-22
AIRBAG - OPERATION, PASSENGER ......8O-30
AIRBAG - REMOVAL, CURTAIN ..........8O-14
AIRBAG - REMOVAL, DRIVER ...........8O-17
AIRBAG - REMOVAL, KNEE BLOCKER ....8O-23
AIRBAG - REMOVAL, PASSENGER .......8O-30
AIRBAG DEPLOYMENT - STANDARD PROCEDURE, SERVICE AFTER AN ........8O-7
AIRBAG DISABLED INDICATOR - DESCRIPTION, PASSENGER ............8O-33
AIRBAG DISABLED INDICATOR - INSTALLATION, PASSENGER ...........8O-34
AIRBAG DISABLED INDICATOR - OPERATION, PASSENGER ..............8O-33
AIRBAG DISABLED INDICATOR - REMOVAL, PASSENGER ...............8O-34
AIRBAG SYSTEM - DIAGNOSIS AND TESTING ............................ 8O-6
AIRBAGS - STANDARD PROCEDURE, HANDLING .......................... 8O-6
RS INDEX1
Description Group-Page Description Group-Page Description Group-Page