Toyota T100 1996 Service Manual page 301

5 Check for short in harness or ECM.
ON
Engine Coolant
Temp. Sensor
For M/T
For A/T
BE6653
FI7056
P19785
P19798
NG
Check and replace ECM (See page IN−26).
1996 TOYOTA T100 (RM449U)
DIAGNOSTICS
PREPARATION:
(a)
(b)
ECM
HINT:
5 V
The engine coolant temp. sensor connector is disconnected.
THW
(c)
CHECK:
E2
E1
Read temp. value on the OBD II scan tool or TOYOTA hand−
held tester.
OK:
E6 Connector
E6 Connector
A00049
− ENGINE (3RZ−FE)
Remove the right cowl side trim (See page MF−50).
Disconnect the E6 connector of the ECM.
Turn the ignition switch ON.
Temp. value: − 40°C (− 40°F)
OK Repair or replace harness or connector.
DI−37