Page 22 of 1701
TROUBLEDIAGNOSES
Road Testing (Cont'd)
Numbers arearranged inorder ofprobability.
~
ONVEHICLE
..
Perform inspections startingwithnumber one
and work up.
Circled numbers indicatethatthetransaxle
must beremoved fromthevehicle.
(J)(J)
> >
01
0;
0;
. Valve expected tobe malfunctioning
c:
>
(J)
~ .;::
>>
(J)
.~
c
0;
>
0;
(J)
>
e
0;
"0 "0
Q)
C
>
::J
c:(J)
.8
rr
III
(J)
"0
0
~
0.
oil
III
<.>
'0
J::.
rtl
:;
J::.
ii
(J)
£
~(J)
(J)
(J) (J)
(J)(J)
£
"0
.~
~
01
>>
>
01
>>>
0
c: :0 c:
::J
0;0;
~
0;
0;0;
::J
E
III III
rtl
.~
rtl
0;
(3
<.>
~
rtl
>>
> >
>>
a; ~
(J) ~ (J)~
;:
'E
;t:
c:
~
>
e
.8
E (J)
0.
e
E
0;
::J
J::. J::.
:c
2
::J
~
:0
.!::
::J
rtl
rtl
C
e
(J)
c
0
c:
rtlrtl
rtlrtl
li;
rtl
J::.
01
c:
.c
III
(J)
"'f
C')
C)'
>
(J)
6
0
J::.
c:
0
a: a:
u
EO
~
UJ
::i
u
~
::E
C')
N
0
Failure tochange gearfrom 4th
to 2nd with accelerator pedal
32
6
depressed.
Failure tochange gearfrom3rd
to 2nd with accelerator pedal
32
6
depressed.
Failure tochange gearfrom 1st
32
6
to 2nd in"0" and"2"position.
Shift quality Vehicledoesnotstart from
32
6
"1st" in"0" and"2"position.
Failure tochange gearto3rd
32
6
and 4thin"0" position.
Changes gearto1st directly
when selector leverisset from
32
6
"D"
to"1" position.
Changes gearto2nd in"1"
3
2
6
position.
Lock-up pointisextremely high
32
6
or low.
Lock-up quality Torque
converter doesnotlock-
32
7
up.
Lock-up isnot released when
2
accelerator pedalisreleased.
Engine doesnotstart in"P" and "N" positions orengine starts
2
3
in positions otherthan"P"and "N" positions.
Vehicle moveswithselector leverin"P" position.
AT-22
Page 25 of 1701
JUDGEMENT OFSTALL TEST
Selector leverposition
TROUBLE
DIAGNOSES
Stall Tasting (Cont'd)
Judgement
D
2
R
Damaged components
Forward one-way
cluth
Hydraulic circuitfor
line pressure control
(Line pressure islow.)
D
2
R
Selector leverposition H
H
H
o
H
H
H
H
o
o
o
H
o
o
o
o
Judgement
AT-25
L
L
L
L
o
:
Stall
revolution
isnormal.
H :Stall revolution ishigher
than specified.
L :Stall revolution islower
than specified.
Engine
Torque converter
one-way clutch
Reverse clutch
Low one-way clutch
Clutches andbrakes except
high clutch, brakebandand
overrun clutchareOK.
(Condition ofhigh clutch,
brake bandandoverrun
clutch cannot beconfirmed by
stall test.)
SAT871H
•
Page 28 of 1701
TROUBLEDIAGNOSES
Wiring Diagram -AT -
AT-A/T-01
page
Israel
Y ~Next page
A!T CONTROL
VAL VE
(E223) :
@
TORQUE
CONVERTER
CLUTCH
SOLENOID
VALVE
LHD
models
RHO models
For Europe and
Except@
GA engine
SR engine
(b):
:
@:
@:
@:
@:
Refer
toEL-POWER.
FUSE
BLOCK (J!B)
([@
(El06)
I
y ~.~ y
l---t~'~
Y ~(E202)
III
C~INATION
METER
(00OFF
INDICATOR) Y
~ t~)
11
2•6
1
@
300 CANCEL ~~
SOLENOID OR!BP!B
OR!B VALVE
I .-
I!::iJl
(E224) :
@
4~~
O~
OR!B
~1-
DRIB
I
OR!B
T
A
I
(BID
(Elan •
~o~
SR
.- .-1
P!B@l) P!B~
O~
OR!B~ DRIB
-ea-O~
OR!B~ OR!B
~O
/I;
II
E20l
II
i
II
E203
ORI!B
CBID
(El0n
L
@
(E20n
I
P!B~ P!B~
rm
SR
OR!B
-cz::n.
OR!B~
<0> ~
OVERDRIVE (E?6)
(E203)
0--1
CONTROL
L
OFF SWITCH
~ PIB-@>Next
ON
~
B
L
JOINT
CONNECTOR-1
~
B
~==~
B
r---------------------------------,
~(E224)
~GY
L ~
Refer
tolast page
(Foldout page).
CHID
(EtOn
,
([@
(El06)
,
~~
~W
~@D
~ B
~
(E202),~ ~
@J)
rn:rn:rz::rnJ
BGY
W@
B
ITIII:illIillIi ~
~ BR
HAT001
AT-28
Page 30 of 1701
TROUBLEDIAGNOSES
Electrical Components Inspection
OVERDRIVE CONTROLSWITCH
• Check continuity betweentwoterminals.
SAT0761
00
switch position
ON
OFF
Continuity
No
Yes
SAT0771
Model 34X68
SAT0781
Model 34X69, 34X70,34X80, 34X81
~i5
Gltm
~
SAT948HAINHIBITOR
SWITCH
• Check continuity in"N", "P"and "R" positions.
• With manual shaftheldin"N" position, turnmanual shaftan
equal amount inboth directions tosee ifcurrent flowposi-
tions arenearly thesame. (When manual leverisineach
position, continuity normallyexistswithin 1Sineither
direction.) Ifcurrent flowsoutside normalposition, orifnor-
mal flow position isout ofspecifications, properlyadjust
inhibitor switch.
Position TerminalNo. Continuity
Park/neutral position
@-@
No
Reverse position
@-@
Yes
00 CANCEL SOLENOID VALVEANDTORQUE
CONVERTER CLUTCHSOLENOID VALVE
• Check resistance betweenterminals.
Solenoids TerminalNo. Resistance
00 cancel solenoid
@-@
valve
Approximately250
Torque converter
CIJ-@
clutch solenoid valve
AT-30
Page 32 of 1701
SAT496HB
SAT700D ON-VEHICLE
SERVICE
Control ValveAssembly andAccumulator
(Cont'd)
6. Remove controlvalveassembly byremoving fixingbolts.
Bolt length, number andlocation:
Bolt symbol
@
@
CID
@
Bolt length" C"
25.033.040.0 43.5
~Q
mm(in)
(0.984)
(1.299)(1.575)
(1.713)
Number ofbolts
2652
Tightening torque
7-9 (0.7 -0.9, 61-78)
N'm (kg-m, in-Ib)
• Becareful nottodrop manual valve,tubeconnector, tubes
and 3.Raccumulator returnspring.
7. Disassemble andinspect controlvalveassembly ifneces-
sary -Refer to"REPAIR FORCOMPONENT PARTS",
AT-74.
SAT497H
8.
Remove 3-Rand N-Daccumulators byapplying compressed
air ifnecessary.
• Hold each piston witharag.
INSTALLATION
• Set manual shaftinNeutral position, thenalign manual
plate withgroove inmanual valve.
• After installing controlvalveassembly, makesurethat
selector levercanbemoved toall positions.
AT-32
Page 39 of 1701
REMOVALANDINSTALLATION
Removal
• Remove batteryandbracket.
• Remove airduct.
• Disconnect
AIT
solenoid harnessconnector, inhibitorswitch
harness connector andspeedometer pinionharness con-
nector.
• Disconnect throttlewireatengine side.
• Drain ATF.
• Remove undercover andside cover.
• Disconnect controlcablefromtransaxle.
• Disconnect oilcooler hoses.
• Remove driveshafts -Refer toFA section ("Removal", •
"FRONT AXLE-Drive Shaft").
• Remove exhaustfronttube.
• Remove startermotorfromtransaxle.
• Remove frontandrear gussets andengine rearplate.
• Remove boltssecuring torqueconverter todrive plate.
Rotate crankshaft foraccess tosecuring bolts.
• Support enginebyplacing ajack under oilpan.
Do not place jackunder oilpan drain plug.
• Support transaxle withajack.
• Remove LHand rear mountings fromtransaxle.
• Remove boltsfixing
AIT
toengine.
• Lower transaxle whilesupporting
it
with ajack.
AT-39
Page 40 of 1701
REMOVALANDINSTALLATION
Installation
• Drive platerunout
Maximum allowablerunout:
Refer toEM section ("Inspection", "CYLINDER
BLOCK").
If this runout isout ofallowance, replacedriveplatewith
ring gear.
SAT037C
•When connecting torqueconverter totransaxle, measure
distance "A"tobe certain thatthey arecorrectly assem-
bled.
Distance
"A":
Except model34X81
21.1 mm(0.831 in)ormore
Model 34X81
15.9 mm(0.626 in)ormore
o
AIT
toengine
o
Engine (gusset)
to
AIT
SAT573D
•Install converter todrive plate.
• With converter installed,rotatecrankshaft severalturnsto
check thattransaxle rotatesfreelywithout binding.
• Tighten boltsfixing transaxle
GA engine models
Bolt No. Tightening
torque Boltlength
"e"
N.m (kg-m, ft-Ib) mm
(in)
G)
30-40 (3.1 -4.1,22 -30) 50
(1.97)
@ .30-40 (3.1 -4.1, 22-30) 30
(1.18)
@ 16
-21 (1.6 -2.1,12 -15) 25
(0.98)
Front gusset to
30-40 (3.1 -4.1,22 -30) 20
(0.79)
engine
Rear gusset to
16-21 (1.6 -2.1,12 -15) 16
(0.63)
engine
AT-40
Page 41 of 1701
Boltlength
'T'
mm (in)
55 (2.17)
50 (1.97)
65 (2.56)
25 (0.98)
40 (1.57)
Tightening
torque
N'm (kg-m, ft-Ib)
70 -79 (7.1 -8.1,51 -59)
70 -79 (7.1 -8.1, 51-59)
70 -79 (7.1 -8.1,51 -59)
30 -40 (3.1 -4.1, 22-30)
30 -40 (3.1 -4.1, 22-30)
CD
@
@
@
@
Bolt
No.
• Reinstall anypart removed.
• Adjust throttle wireandcontrol cable.Referto"ON-VEHI-
CLE SERVICE", AT-33,35.
•. Check inhibitor switch.Referto"Electrical Components
Inspection", AT-3D.
• Refill transaxle withATFandcheck fluidlevel, AT-17.
• Move selector leverthrough allpositions tobe sure that
transaxle operatescorrectly. Withparking brakeapplied,
idle engine. Moreselector leverthrough "N"to"D", to"2",
to "1" and "R". Aslight shock should befelt through the
hand gripping theselector eachtimethetransaxle is
shifted. •
• Perform roadtest-Refer to"ROAD TESTING", AT-17.
i
REMOVAL
ANDINSTAllATION
Installation (Cont'd)
SR engine models
SAT638A
SAT558DA
AIT
toengine
@
Engine to
AIT
AT-41
