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Fig. 92: Confirmation Driving Pattern Graph a. Connect the Techstream to the DLC3. b. Turn the ignition switch ON and turn the Techstream ON. c. Clear DTCs (See DTC CHECK/CLEAR ). d. Switch the ECM from normal mode to check mode using the Techstream (See CHECK MODE PROCEDURE ). e. Start the engine and warm it up with all the accessories switched OFF. f. Drive the vehicle at between 38 mph and 75 mph (60 km/h and 120 km/h) and at an engine speed of between 1400 RPM and 3200 RPM for 3 to 5 minutes. HINT: If the system is still malfunctioning, the MIL will be illuminated during step (f). 16. CHECK WHETHER DTC OUTPUT RECURS (DTC P0171, P0172, P0174 OR P0175) a. Connect the Techstream to the DLC3. b. Turn the ignition switch ON and turn the Techstream ON. c. Enter the following menus: Powertrain/Engine and ECT/Trouble Codes. d. Read the DTCS. Result RESULT CHART NOTE: If the conditions in this test are not strictly followed, no malfunction Display (DTC Output) Proceed To
2008 Toyota Tundra 2008 ENGINE PERFORMANCE Engine Control System (1GR-FE) - Tundra
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