IS 250C V6-2.5L (4GR-FSE) (2011)
22. REMOVE NO. 4 ENGINE WIRE
(a) Remove the engine room No. 1 relay block cover.
(b) Remove the nut and separate the wire from the engine room No. 1 junction block.
(c) Disconnect the connector and remove the 2 clamps.
23. REMOVE AIR FUEL RATIO SENSOR (for Bank 1 Sensor 1)
(a) Disconnect the 2 clamps and air fuel ratio sensor connector (for Bank 1 Sensor 1).
(b) Using SST, remove the air fuel ratio sensor (for Bank 1 Sensor 1) from the exhaust manifold RH.
SST : 09224-00010
24. SEPARATE NO. 3 ENGINE ROOM RELAY BLOCK ASSEMBLY See: Engine, Cooling and Exhaust/Exhaust System/Exhaust
Manifold/Service and Repair/Removal
25. REMOVE EXHAUST MANIFOLD SUB-ASSEMBLY LH See: Engine, Cooling and Exhaust/Exhaust System/Exhaust Manifold/Service and
Repair/Removal
26. REMOVE AIR FUEL RATIO SENSOR (BANK 2 SENSOR 1)
(a) Using SST, remove the air fuel ratio sensor (for Bank 2 Sensor 1) from the exhaust manifold LH.