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Home >> Toyota >> 2009 >> Sequoia Limited, 4.7 T, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (2UZ-FE) - Diagnostic Introduction >> SFI System >> Precaution
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SFI System: Precaution

CAUTION: When using the Techstream, observe the following items for safety reasons:
  • Read its instruction books before using the Techstream.
  • Prevent the Techstream cable from being caught on the pedals, shift lever and steering wheel when driving with the Techstream connected to the vehicle.
  • When driving the vehicle for testing purposes using the Techstream, 2 persons are required. One person drives the vehicle, and the other operates the Techstream.
NOTE:
  • Perform initialization (throttle position) after replacing the throttle body assembly or cleaning any throttle body components (See INSTALLATION ).
  • Perform initialization (throttle position) after reconnecting the battery cable or replacing the ECM (See INSTALLATION ).
  • Perform Dynamic Laser Cruise Control System initialization after replacing the ECM (See INITIALIZATION ).
  • Perform Reset Memory (AT initialization) for 2WD after replacing the automatic transmission assembly, engine assembly or ECM (See INITIALIZATION ).
  • Perform Reset Memory (AT initialization) for 4WD after replacing the automatic transmission assembly, engine assembly or ECM (See INITIALIZATION ).
  • Perform Registration (VIN registration) after replacing the ECM (See REGISTRATION  ).

HINT:

Reset Memory cannot be completed by only removing the battery.

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