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b. Write VIN: Explains the VIN writing process in a flowchart. This process allows the VIN to be input into the ECM. If the ECM is changed, or the ECM VIN and vehicle VIN do not match, the 2. READ VIN a. Confirm the vehicle VIN. b. Connect the Techstream to the DLC3. c. Turn the ignition switch ON. d. Turn the Techstream ON. e. Enter the following menus: Powertrain/Engine and ECT/Utility/VIN/VIN Read. 3. WRITE VIN a. Confirm the vehicle VIN. b. Connect the Techstream to the DLC3. c. Turn the ignition switch ON. d. Turn the Techstream ON. e. Enter the following menus: Powertrain/Engine and ECT/Utility/VIN/VIN Write. CHECKING MONITOR STATUS The purpose of the monitor result (mode 06) is to allow access to the results for on-board diagnostic monitoring The monitor result allows the OBD II scan tool to display the monitor status, test value, minimum test limit and When the test value is not between the minimum test limit and maximum test limit, the ECM (PCM) interprets Perform the following instruction to view the monitor status. Although this instruction reference the Lexus/Toyota diagnostic tester, it can be checked using a generic OBD 1. PERFORM MONITOR DRIVE PATTERN a. Connect the Techstream to the DLC3. b. Turn the ignition switch ON and the Techstream ON. c. Clear DTCs. (See DTC CHECK/CLEAR). d. Run the vehicle in accordance with the applicable drive pattern described in READINESS MONITOR DRIVE PATTERN (See READINESS MONITOR DRIVE PATTERN ). Do not NOTE: The test results will be lost if the ignition switch is turned OFF.
2008 Toyota Tundra 2008 ENGINE PERFORMANCE Engine Control System (1GR-FE) - Tundra
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