Toyota T100 1996 Service Manual page 294

DI−30
3 Check for open in harness or ECM.
ON
Intake Air Temp.
Sensor
2
1
For M/T
THA
For A/T
THA
BE6653
P19553
P19698
P19673
NG
Confirm good connection at ECM.
If OK, replace ECM.
1996 TOYOTA T100 (RM449U)
DIAGNOSTICS
PREPARATION:
(a)
(b)
ECM
5 V
HINT:
7
12
THA
The intake air temp. sensor connector is disconnected. Before
E6 E6
9 9
checking, do a visual and contact pressure check for the ECM
E2
E6 E6
E1
(M/T)(A/T)
connector (See page DI−3).
(c)
CHECK:
E2
Read temp. value on the OBD II scan tool or TOYOTA hand−
held tester.
OK:
E2
A00047
− ENGINE (3RZ−FE)
Remove the right cowl side trim (See page MF−50).
Connect between terminals THA and E2 of the ECM con-
nector.
Turn the ignition switch ON.
Temp. value: 140°C (284°F) or more
OK Open in harness between terminals E2 or THA,
repair or replace harness.