Specifications

AUTOMATIC TRANSMISSION -
Troubleshooting
23-9
No. State prior to test
and operation
Test and operation Judgement value Check item Diag-
nosis
code
No.
Inspection
procedure page
if there is an
abnormality
8 Use the MUT-II to
stop the INVECS-
II function.
Monitor data list
No. 11, 23, and 63
with the MUT-II.
For (1), (2) and (3),
the reading should
be the same as the
Malfunction
when shifting
- Shocks and
running up
(23-32)
Selector lever (1) Accelerate to specified output
Displaced
- All points (23-33)
position: D
(Carry out on a flat
and straight road.)
4th gear at a
throttle
position
shaft speed and no
abnormal shocks
should occur.
shifting points
- Some points
(23-34)
and straight road.)
position
sensor output
of 1.5V
should occur.
For (4), (5) and (6),
downshifting
Does not shift
- No diagnosis
code (23-34)
(accelerator
opening angle
of 30 %).
(2) Gently
should occur
immediately
after the shifting
operation is made.
22 Input shaft
speed sensor
system (23-16)
(2) Gently
decelerate to a
standstill.
(3) Accelerate to
operation is made.
23 Output shaft
speed sensor
system (23-17)
4th gear at a
throttle
position
sensor output
Does not shift
from 1 to 2 or 2
to 1
31 Low and reverse
solenoid valve
system (23-18)
of 2.5 V
(accelerator
opening angle
33 Second
solenoid valve
system (23-18)
of 50%).
(4) While driving at
60 km/h in 4th
gear, shift
41 1st gear ratio is
not specified
(23-20)
down to
3 range.
(5) While driving at
42 2nd gear ratio is
not specified
(23-21)
40 km/h in 3rd
gear, shift
down to
2 range.
Does not shift
from 2 to 3 or 3
to 2
33 Second
solenoid valve
system (23-18)
(6) While driving at
20 km/h in 2nd
gear, shift
down to
34 Overdrive
solenoid valve
system (23-18)
down to
L range.
42 2nd gear ratio is
not specified
(23-21)
43 3rd gear ratio is
not specified
(23-22)
Does not shift
from 3 to 4 or 4
to 3
32 Underdrive
solenoid valve
system (23-18)
33 Second
solenoid valve
system (23-18)
43 3rd gear ratio is
not specified
(23-22)
44 4th gear ratio is
not specified
(23-23)