Toyota Hilux Surf 1993 Owner's Manual page 328

AUTOMATIC TRANSMISSION
If a malfunction is found during voltage inspection (step 1.),
inspect the components listed below.
4. INSPECT PARK/ NEUTRAL POSITION SWITCH
(See page AT–144)
5. INSPECT THROTTLE POSITION SENSOR
Using an ohmmeter, check the resistance between each
terminal.
Terminal
6. INSPECT NO.2 VEHICLE SPEED SENSOR
(a) Jack up the rear wheel on one side.
(b) Connect an ohmmeter between the terminals.
(c) Spin the wheel and check that the meter needle de–
7. INSPECT NO.1 VEHICLE SPEED SENSOR
(See step 6. on page AT–131)
8. INSPECT PATTERN SELECT SWITCH
Using an ohmmeter, check the continuity of the terminals
for each switch position.
HINT: As there are diodes inside, be careful of the
tester probe polarity.
Pattern
9. INSPECT O/D SWITCH
Using an ohmmeter, check the continuity of the terminals
for each switch position.
SW position
10. INSPECT ENGINE COOLANT TEMPERATURE SENSOR
(See page FI–201 )
– Troubleshooting (Electronic Control System)
Throttle valve
condition
Fully closed
IDL–E2
Open
VC–E2
Fully closed
VTA–E2
Fully open
flects from 0 to .
/
R/
Terminal
PWR
NORM
Terminal
OFF
AT–131
Resistance (k )
/
Less than 2.3
Infinity
3.9–9.0
0.47–6.1
3.1–12.1