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Caution / Notice / Hint

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during exhaust manifold assembly RH (TWC: Front Catalyst) and exhaust manifold assembly LH (TWC: Front Catalyst) removal/installation are shown below.

NECESSARY PROCEDURES AFTER PARTS REMOVED/INSTALLED/REPLACED

Replaced Part or Performed Procedure Necessary Procedure Effect/Inoperative Function when Necessary Procedure not Performed Link
  • Replacement of air fuel ratio sensor
  • Gas leak from exhaust system is repaired
 Perform Inspection After Repair
  • Poor idle, etc.
  • Engine start function, etc.
 Refer to INITIALIZATION [12/2019 - 10/2022]
WARNING:
  • To prevent burns, do not touch the engine, exhaust manifold or other high temperature components while the engine is hot.
    GTY563663Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  • To prevent burns, do not touch the engine, exhaust pipe or other high temperature components while the engine is hot.
    GTY563662Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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