Toyota T100 1996 Service Manual page 304

DI−40
WIRING DIAGRAM
Throttle Position Sensor
INSPECTION PROCEDURE
HINT:
If DTCs P0110, P0115 and P0120 are output simultaneously, E2 (Sensor Ground) may be open.
1 Connect OBD II scan tool or TOYOTA hand−held tester and read the throttle
valve opening percentage.
PREPARATION:
(a) Connect the OBD II scan tool or TOYOTA hand−held tester to DLC3.
(b) Turn the ignition switch ON and push the OBD II scan tool or TOYOTA hand−held tester main switch
ON.
CHECK:
Read the throttle valve opening percentage.
1996 TOYOTA T100 (RM449U)
DIAGNOSTICS
1
2
3
*
4
* Closed Throttle
Position Switch
OK:
OK
FI7052
− ENGINE (3RZ−FE)
1
1
G−Y
E6 E6
11 10
Y
E6 E6
12
11
Y−L
E6 E6
9 9
BR−B
E6 E6
(M/T) (A/T)
Throttle valve
Fully open
Fully closed
Check for intermittent problems (See page
DI−3).
5 V
VCC
B+
VTA
IDL
E2
E1
Throttle valve opening position
expressed as percentage
Approx. 75 %
Approx. 10 %
P19610