2 Range Test - Toyota LAND CRUISER Service Manual Supplement

AT-50
AUTOMATIC TRANSMISSION (STATION WAGON) - TROUBLESHOOTING
(c) Run at the D Range lock-up or O/D gear and check for ab-
normal noise and vibration.
HINT: The check for the cause of abnormal noise and
vibration must be made with extreme care as it could also
be due to loss of balance in the propeller shaft, differen-
tial, torque converter, etc.
(d) While running in the D range, 2nd, 3rd and O/D gears,
check to see that the possible kick-down vehicle speed
limits for 2 1,3
to those indicated on the automatic shift schedule.
(e) Check for abnormal shock and slip at kick-down.
(f) Check for the lock-up mechanism.
(1) Drive in D position, O/D gear, at a steady speed
(lock-up ON) of about 95 km/h (59 mph).
(2) Lightly depress the accelerator pedal and check that
the engine rpm does not change abruptly.
If there is a big jump in engine rpm, there is no lock-up.
2.

2 RANGE TEST

Shift into the 2 range and, while driving with the acceler-
ator pedal held constantly at the full throttle valve open-
ing position, push in one of the pattern selectors and
check on the following points.
(a) Check to see that the 1
the shift point conforms to it shown on the automatic
shift schedule.
HINT: There is no O/D upshift and lock-up in the 2 po-
sition.
(b) While running in the 2 range and 2nd gear, release the ac-
clerator pedal and check the engine braking effect.
EVALUATION
If there is no engine braking effect:
• Second coast brake is defective.
2 and O/D 3 kick-downs conform
2 up-shift takes place and that