Toyota ZZT230 series, Repair Manual

Page: 384 / 821

AUTOMATIC TRANSAXLE
Chapter
2:
On-vehicle repair
)
<*:
U240E
automatic transaxle repair manual Pub. No. RM740U)
Symptom
Suspect Area
Vehicle does not move in any forward position
and
reverse posi·
1 . Manual valve
2. Primal)' regulator valve
3. Off-vehicle repair matrix chart
Vehicle does
not move in R position
Off-vehicle repair matrix chart
No
up-shift (1st
-+
2nd)
1 . 1 2 shift valve
2. Off-vehicle repair matrix chart
No
up-shift (2nd -+
3rd)
1
.
2-3 shift valve
2. Off-vehicle repair matrix chart
No up-shift (3rd
-+
OlD)
1.
3-4
shift valve
2. Off.-vehicle repair matrix chart
No down-shift (010
-+
3rd)
3-4
s h ift valve
No down-shitl (3rd
-+
2nd)
2-3 shift valve
No down-shift (2nd-+
1St) 1-2 shift valve
No
lock-up
or No
lock-up off
1. Lock-up relay valve
2. Off-vehicle repair matrix chart
Harsh
engagement (N -+D)
1. C1 accumulator
2. Off-vehicle repair matrix chart
Harsh engagement (N-+ R)
1 . C2 accumulator
2. OH--vehicle repair matrix chart
Harsh
engagement (Lock-up)
1 . LOCk-tJp relay valve
2. Off--vehicle repair matrix chart
Harsh engagement (2nd -+ 3rd)
c2
aCCt.tmulator
Harsh engagement
(3rd-+
OlD)
Bo
accumulator
Harsh engagement
(010
-+
3rd)
1.
Coaccumulator
2. Boaccumulator
Slip
or
shudder
(forward and
reverse)
1. Oil strainer
2. Off-vehicle repair matrix chart
No
engine braking (1st: L position) Off--vehicle repair matrix chart
No engine braking (2nd: 2 position) Off--vehicle repair matrix chart
1. 1-2 shift valve
No
kick-down 2. 2-3 shift valve
3.
3-4
shift valve
)
Dl-173
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