Manual Shifting Test (A340F) - Toyota Hilux Surf 1993 Owner's Manual

REFERENCE: Possible gear positions in accordance with solenoid operating conditions.
NORMAL
Solenoid Valve
Position
No. 1 No.2
OFF
D position
OFF
OFF
OFF
OFF
2 position
OFF
OFF
L position
( ) : No fail–safe function
AUTOMATIC TRANSMISSION
Manual Shifting Test
HINT: With this test, it can be determined whether the
trouble lies within the electrical circuit or is a mechanical
problem in the transmission.
1. DISCONNECT SOLENOID WIRE
2. INSPECT MANUAL DRIVING OPERATION
Check that the shift and gear positions correspond with
the table below.
HINT: If the 1, 2 and D position gear positions are diffi–
cult to distinguish, perform the following road test.
• While driving, shift through the L, 2 and D positions.
Check that the gear change corresponds to the shift
position.
If any abnormality is found in the above test, the prob-
lem lies in transmission itself.
3. CONNECT SOLENOID WIRE
4. CANCEL OUT DIAGNOSTIC TROUBLE CODE
(See page AT–178)
NO. 1 SOLENOID
MALFUNCTIONING
Solenoid Valve
Gear
Position
No. 1
No. 2
ON
(OFF)
2nd
3rd
O/D
OFF
ON
(OFF)
2nd
3rd
OFF
2nd
x : Malfunctions
– Troubleshooting (Manual Shifting Test)
Shift D 2
Position position
position
Gear
O/D
Position
NO.2 SOLENOID
MALFUNCTIONING
Solenoid Valve
Gear
Position
No. 1
No. 2
3rd
(O/D)
OFF
3rd
(ON)
3rd OFF
O/D OFF
3rd
(O/D)
OFF
3rd
(ON)
3rd OFF
2nd
R
L
position position
1 st Reverse
3rd
BOTH SOLENOIDS
MALFUNCTIONING
Solenoid Valve
Gear
Position
No. 1
No. 2
O/D
(1 SO
O/D
O/D
3rd
(1st)
3rd
AT–183
P
position
Pawl
Lock
Gear
Position
O/D
O/D
O/D
O/D
3rd
3rd
3rd