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4. READ VALUE USING TECHSTREAM (COOLANT TEMP) a. Connect the Techstream to the DLC3. b. Turn the ignition switch to ON and turn the Techstream ON. c. Enter the following menus: Powertrain/Engine and ECT/Data List/All Data/Coolant Temp. d. Read the Coolant Temp twice, when the engine is both cold and warmed up. Standard: With cold engine: Same as ambient air temperature. With warm engine: Between 75°C and 100°C (167°F and 212°F). NG : REPLACE ENGINE COOLANT TEMPERATURE SENSOR (See REMOVAL ) OK : Go To Next Step 5. CHECK PCV HOSE CONNECTIONS a. Check the PCV hose connections. OK: PCV hose is connected correctly and is not damaged. NG : REPAIR OR REPLACE PCV HOSE OK : Go To Next Step 6. CHECK AIR INDUCTION SYSTEM a. Check the air induction system for vacuum leakage. (See ON-VEHICLE INSPECTION ). OK: No leakage from air induction system. NG : REPAIR OR REPLACE AIR INDUCTION SYSTEM OK : Go To Next Step 7. CHECK FOR SPARKS AND IGNITION (See INSPECTION PROCEDURE ) NG : REPAIR OR REPLACE IGNITION SYSTEM OK : Go To Next Step 8. CHECK FOR EXHAUST GAS LEAK a. Check for exhaust gas leak. OK: No gas leakage.
2008 Toyota Tundra 2008 ENGINE PERFORMANCE Engine Control System (2UZ-FE) - Tundra
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