
AT2–40
A340E (2JZ—GTE) AUTOMATIC TRANSMISSION – TROUBLESHOOTING
2 Position
Abnormal Noise?
Shock?
1→2
2→1
AT2809
OTC508
(c) Check for abnormal noise at acceleration and deceleration,
and for shock at up–shift and down–shift.
2 Position
No Up-Shift
P
R
N
D
2
L
2→3
004316
4. 2 POSITION TEST (MANU PATTERN)
Shift into the 2 position and while driving with the accelerator
pedal held constantly at the full throttle valve opening posi-
tion, push in one of the pattern selectors and check these
points:
(a) Check no up–shift.
While running in the 2 position, check to see that there is no
up–shift to 3rd gear.
2 Position
P
R
N
D
2
L
2
Engine Braking?
AT2811
OZ500
(b) Check engine braking.
While running in the 2 position and 2nd gear, release the ac-
celerator pedal and check the engine braking effect.
2 Position
Abnormal Noise ?
P
R
N
D
2
L
004315
(c) Check for abnormal noise during acceleration and
deceleration.
L Position
No-Up-Shift
P
R
N
D
2
L
1→2
AT2808
00500
5. L POSITION TEST
Shift into the L position and while driving with the accelerator
pedal held constantly at the full throttle valve opening posi-
tion, check these points:
(a) Check no up–shift.
While running in the L position, check that there is no up–shift
to 2nd gear.