Sienna FWD V6-3.5L (2GR-FE) (2009)
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The initialization is normally completed within 5 to 6 minutes.
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If the initialization has not been completed successfully, DTC C2177/77 is set after the vehicle is driven for 20 minutes or more.
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The initialization can be terminated by connecting terminals 13 (TC) and 4 (CG) of the DLC3.
Tire Pressure Monitor
HINT:
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The initialization is complete when the DATA LIST "ID Tire Inflation Pressure" display shows the correct pressures.
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*: It may take up to about 5 to 6 minutes to update the tire pressure data. If the values are not displayed after about 5 to 6 minutes, perform
troubleshooting according to the inspection procedure for DTCs C2121/21 to C2124/24 See: Powertrain Management/Computers and
Control Systems/Testing and Inspection/Diagnostic Trouble Code Tests and Associated Procedures/C Code Charts/C2121.