Page text (OCR transcript)
EG–312
ENGINE – SFI SYSTEM (2JZ–GTE)
SST
P11473
ECT SENSOR INSPECTION
1. DRAIN ENGINE COOLANT
2. REMOVE ECT SENSOR
(a) Disconnect the ECT sensor connector.
(b) Using SST, remove the ECT sensor and gasket.
SST 09205–76030
Ohmmeter
3. INSPECT ECT SENSOR
Using an ohmmeter, measure the resistance between the terminals.
Resistance:
Refer to the graph
If the resistance is not as specified, replace the ECT sensor.
30
20
10
5
3
2
Acceptable
1
0.5
0.3
0.2
0.1
RESISTANCE KΩ
-20 0 20 40 60 80 100
(-4) (32) (68) (104) (140)(176)(212)
TEMPERATURE °C (°F)
P01527
FI4741
Z02917
SST
P11473
4. REINSTALL ECT SENSOR
(a) Install a new gasket to the ECT sensor.
(b) Using SST, install the ECT sensor.
SST 09205–76030
(c) Connect the ECT sensor connector.
5. REFILL WITH ENGINE COOLANT
