Toyota ZZT230 series, Repair Manual

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Dl-166
(2)
Fully apply the parking brake.
(3) Start the engine and check idle speed.
Idle speed:
650
:!: 50
rpm (In N position and air conditioner OFF)
(4}
Shift the shift lever from N to D position. Using a stop watch, measure the time from when the
lever is shifted until the shock is felt.
nme lag: N
� D Less
than 1.2 seconds
(5}
In the same manner, measure the time lag for N
�
R.
Time
lag:
N->
R Less
than
1.5
seconds
Evaluation
(If
N ->
D
lime or N -> R time lag Is longer than spacll
l
ed
)
:
Problem
Possible
causa
• line pressure
too low
N � 0 time
lag iS l o ng
e
r
•Forward clutch
worn
• OlD one-way clutch not operating
•Line
pressure
too
low
N -+ R time lag
is
longer
•Direct
clutch worn
• 1st &
reverse
brake
wom
• OlD one-way clutch not operating properly
8. HYDRAULIC
TEST
Measure the line pressure.
NOTICE:
•
Do
the test at normal operation fluid temperature
50 - 80 ·c
(122 -176
"F)
•
The line pressure test should always be carried out In pairs. One technician should
observe
the conditions
of
wheels or wheel stoppers outside the vehicle while the other Is doing the test.
•
Be careful to prevent SSTs hose from Interfering with the exhaust pipe.
(1) Warm
up the ATF.
(2}
Remove the test plug on the transaxle case front left side and connect SST.
(See page AX-30 for the location to connect SST)
SST 09992-Q0095 (09992-Q0231 , 09992-Q0271)
(3) Fully apply
t
he parking brake and chock the 4 wheels.
(4)
Connect an OBD
II
scan tool or TOYOTA hand-held tester to DLC3.
(5)
Start the engine and check idling speed.
(6}
Keep you
r
left foot pressed firmly on the brake
pedal
and shift into D position.
(7) Measure the line pressure when the engine is idling.
(8}
Depress the accelerator pedal all the way down. Quickly read the highest line pressure when
engine speed reaches stall speed.
(9)
In
the same manner,
do
the test in R position.
Spacffied line pressure:
Condition D JXJSitlon kPa (kgl/cm2,
psi)
Idling
372-412 (3.8-4.2, 54- 59)
·�'
931 - 1 ,031 - 1 0.5, 134- 149)
A position kPa (kgl/crn2,
psi)
672-742 {6.9 - 7.6, 97- 1 07)
1,768- 1,968 {18.0 - 20.1' 255-