2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) P Code Charts Page 553

(d) Reconnect the engine coolant temperature sensor connector.

(e) Reconnect the ECM connector.

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR (ENGINE COOLANT TEMPERATURE SENSOR - ECM)

OK -- REPLACE ECM See: Powertrain Management/Computers and Control Systems/Engine Control Module/Service and

Repair/Removal

4. READ VALUE USING TECHSTREAM (CHECK FOR SHORT IN WIRE HARNESS)

(a) Disconnect the engine coolant temperature sensor connector.

Text in Illustration

(b) Connect the Techstream to the DLC3.

(c) Turn the engine switch on (IG).

(d) Turn the Techstream on.

(e) Enter the following menus: Powertrain / Engine / Data List / Coolant Temp.

(f) Read the value displayed on the Techstream.

Standard:

-40锟斤拷C (-40锟斤拷F)

(g) Reconnect the engine coolant temperature sensor connector.

NG -- CHECK HARNESS AND CONNECTOR (ENGINE COOLANT TEMPERATURE SENSOR - ECM)

OK -- REPLACE ENGINE COOLANT TEMPERATURE SENSOR See: Engine, Cooling and Exhaust/Cooling System/Engine -

Coolant Temperature Sensor/Switch/Engine Temperature Sensor/Service and Repair/Removal

5. CHECK HARNESS AND CONNECTOR (ENGINE COOLANT TEMPERATURE SENSOR - ECM)

(a) Disconnect the engine coolant temperature sensor connector.

(b) Disconnect the ECM connector.