LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2015 >> Highlander XLE, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 96 (SFI System [2GR-FXE] - Diagnostic Codes - (Hybrid) (1 Of 3)) >> SFI System >> DTC P0420: Catalyst System Efficiency Below Threshold (Bank 1); DTC P0430: Catalyst System Efficiency Below Threshold (Bank 2) [02/2014 - 08/2014] >> Catalyst Location

Catalyst Location

WARNING: This page is about a different variant/trim than selected.
Fig 1: Catalyst Components Location
GTY447790Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
*1 Air Fuel Ratio Sensor (Bank 1 Sensor 1) *2 Air Fuel Ratio Sensor (Bank 2 Sensor 1)
*3 Heated Oxygen Sensor (Bank 1 Sensor 2) *4 Heated Oxygen Sensor (Bank 2 Sensor 2)
*5 Front Exhaust Pipe Assembly *6 Tail Exhaust Pipe Assembly
*7 No. 3 Front Exhaust Pipe Sub-assembly *8 Center Exhaust Pipe Assembly
*9 Exhaust Manifold Sub-assembly RH *10 Exhaust Manifold Sub-assembly LH
*11 TWC: Front Catalyst *12 TWC: Rear Catalyst
NOTE:
  • If DTC P0420 is output, replace the exhaust manifold sub-assembly RH (*9) and the center exhaust pipe assembly (*8) together when catalyst replacement is necessary (Excluding air fuel ratio sensor*1 and heated oxygen sensor*3).
  • If DTC P0430 is output, replace the exhaust manifold sub-assembly LH (*10) and the center exhaust pipe assembly (*8) together when catalyst replacement is necessary (Excluding air fuel ratio sensor*2 and heated oxygen sensor*4).