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1. CHECK ANY OTHER DTCS OUTPUT (IN ADDITION TO P2195, P2196, P2197 OR P2198) a. Connect the Techstream to the DLC3. b. Turn the ignition switch to ON. c. Turn the Techstream ON. d. Enter the following menus: Powertrain/Engine and ECT/Trouble Codes. e. Read DTCs. Result DTC OUTPUT RESULT HINT: If any DTCs relating to the A/F sensor (DTCs for the A/F sensor heater or A/F sensor admittance) B: GO TO DTC CHART A: Go to Next Step 2. READ VALUE USING TECHSTREAM (TEST VALUE OF A/F SENSOR) a. Connect the Techstream to the DLC3. b. Turn the ignition switch to ON and turn the Techstream ON. c. Clear DTCs (see DTC CHECK/CLEAR ). d. Allow the vehicle to drive in accordance with the drive pattern described in the CONFIRMATION DRIVING PATTERN. e. Enter the following menus: Powertrain/Engine and ECT/Monitor/02 Sensor. f. Check that the status of 02 Sensor is Complete. If the status is still Incomplete, drive the vehicle according to the driving pattern again. g. Enter the following menus: Powertrain/Engine and ECT/Monitor/02 Sensor/Details/RANGE B1 S1. h. Check the test value of the A/F sensor output current during fuel-cut. Result RESULT CHART Result Proceed to P2195, P2196, P2197 or P2198 is output A P2195 P2196 P2197 or P2198 and other DTCs are output B Test Value Proceed to Within normal range (0.78 mA or more and less than 3 6 mA) A Outside normal range (Less than 0.78 mA or 3.6 mA or more) B
2009 Toyota Tundra 2009 ENGINE PERFORMANCE Engine Control System (3UR-FBE) - Tundra
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