MITSUBISHI SPYDER 1990 Service Repair Manual

AUTOMATIC TRANSAXLE ENGINE . .
(TURBO) ENGINE> General Information’ .
GENERAL INFORMATION
The automatic transaxles come in two models, namely, and These transaxles
are essentially the same as the conventional models .
FWD
Reverse
Final ratiogear
Speedometer gear ratio (driven/drive)
AWD
Model
Applicable engine
Torque converter Type
Engine stall speed
Gear ratio
Reverse
Reduction ratio Primary Front differential
Transfer
Speedometer gear ratio (driven/drive)
0.6850.685,
2.1762.176
4.350
4.376
Specifications
Electronically controlled full-automatic
with torque converter clutch
2.551
1.488
1
0.685
2.176
1.228
3.550
1.074
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AUTOMATIC TRANSAXLE ENGINE
(TURBO) AND
ENGINE> General Information
S e l e c t o rGearG e a r E n g i n e P a r k i n gFrontRearleverdrive . .
position switch ratiostart mechanism clutch clutch clutchway.down
c l u t c h
NeutralOK.
Re-2.176lverse . . .
NeutralOK,
ON2.551
ON1.488
I I
I
O N1.000
ON0 . 6 8 5
OFF2.551l
OFF1.488
OFF1.000l
2.551
1.488
2.551
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AUTOMATIC TRANSAXLE ENGINE
(TURBO) AND ENGINE> General tnformation
SECTIONAL VIEW
TorqueconverterOil pump
I
Front clutch
I
Low-reverse
Rear clutch Planetarygear
Ibrake
Torqueclutch
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End
T r a n s f e rdriven gear
drive gear
Transfer shaft
Differential
clutch

AUTOMATIC TRANSAXLE ENGINE
(TURBO) AND
ENGINE> General
TorqueconverterOil pump
I
brakePlanetary
gear Transfer ,
Front clutch Low-reverst
I
Rear clutchbrak
idler gear
I
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TRANSAXLE ENGINE
(TURBO) AND
ENGINE> General Information
SECTIONAL VIEW
Torqueconverter
Rear output
shaft
Transfer Oil pump
gear
RearreverseT r a n s f e rdrive
brake clutchbrakegear
II
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differential
output shaft
Differential Viscous

AUTOMATIC TRANSAXLE ENGINEService
( T U R B O ) A N D E N G I N E > - . .
SERVICE SPECIFICATIONS
Standard value
Resistance of pulse generators A and
[at
Resistance of oil temperature sensor [at
Resistance of oil temperature sensor [at
Resistance of torque converter clutch solenoid coil [at Approx. 13
Resistance of pressure control solenoid valve coil [at
Approx. 3
Resistance of shift control solenoid valves A and
coils [at Approx. 22
Line pressure Line pressure
(psi) (126-129)
Oil pressure change for each turn of adjusting scre w (psi)38 (5.5)
Reducing pressure
Reducing pressure (psi)
Oil pressure change for each turn of adjusting scre w (psi)
45 (6.5)
Distance between detent pin and detent plate mm (in .)
Installation dimension of front roll stopper bracket assembly mm (in.)
LUBRICANTS
Items
Transaxle fluid
Transfer oil
Propeller shaft sleeve yoke Specified lubricant
Quantity
DIAMOND ATF SP
IIor equivalent (7.1
API classification 0.5SAE or ,
API classification As required
SAE
or
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AUTOMATIC TRANSAXLE ENGINE
(TURBO) AND
ENGINE> Special
SPECIAL TOOLS
Scan tool(MUT-II)
I
ROM pack
(for scan tool)
pressure gauge
3,000 (400 psi)
5 servo wrench
adapter To measure oil pressure
Oil pressure
servo adjustment
6
servo wrench
adapter
8
servo wrench
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AUTOMATIC TRANSAXLE ENGINE
(TURBO) AND
ENGINE> S p e c i a l T o o l s
ToolTool number and name
461
460
Plug
General service tool*
G E N E R A L S E R V I C E
TOOL
Engine lifter
453
Engine hanger
assembly
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l Tie rod end ball joint andknuckle disconnectionLateral lower arm ball joir
and
lCompression, lower arm bajoint and tion
To prevent foreign substances
from entering transaxle case
l : Use shop towel
To support the engine assembly
during removal and installation of
the transaxle
To support the engine assembly
removal and installation of
transaxle
193
Plug
General service toolTo prevent foreign substances
from entering transfer
yoke holder
Hub fixing

AUTOMATIC TRANSAXLE
(TURBO) AND ENGINE> Troubleshooting
TROUBLESHOOTING
Gather information from customer.
Verify complaint
scan tool not possible Record the diagnostic trouble code and fail-safe code.(Refer to
trouble code
trouble
B a s i c
Abnormality exists (no diagnostic trouble code)
Abnormality exists(diagnostic trouble
code present) No abnormalityRecheck diagnostic trouble codeswhich were read before the road test.
T o I N S P E C T I O N C H A R T F O R
DIAGNOSTIC TROUBLE CODES
(Refer to
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AUTOMATIC TRANSAXLE ENGINE
(TURBO) AND
ENGINE> Troubleshooting
scan
Inspection proce-
dure page if there an abnormality
is
Conditions Operation
Inspection
1Ignition
switch: ON
Engine:
Stopped
gnition
ST
up
Idling
lever
osition:
Judgement value
Overdrive switch
system
Code Nos.
Park/ Neutral
position switch
system
Code No. 28
Stop light switch
system
Starting impossible
Code Nos. 16
system
12,
TPS system
throttle switch
ingine stalling
uring shifting
when
hanging from
to
and long lag time
Overdrive switch
(2) OFF
Data list No. 35
(2) OD OFF
Data list No. 37
(3)
(4)
Data list No. 28
ON
OFF
should be
possible Overdrive
switch
Selector
position
(4)
2
Park/ Neutral
s w i t c h
Brake pedal (1) Depressed
Released
light
pos-
or
I
ure sensor
test with
ever in
or
range
Drive for 15
minutes or more so
that the automatic
transmission fluid
temperature becomes 70 Data list No. 15
Gradually rises to 70
Accelerator pedal
(1) Fully closed
(2) Depressed
(3) Fully open (for
at least 2 seconds) Data list 11
( 1 )
(2) Gradually rises from
( 3 )
Data list No. 25
OFF
OFF
Closed
throttle posi-
tion switch
Should be no abnormal
shifting shocks
Time lag should be
within 2 seconds Malfunction
when starting
operation
(1)
shift
(2)
shift
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