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XC90 2.5T AWD L5-2.5L Turbo VIN 59 B5254T2 (2003)

Powertrain Management > Computers and Control Systems > Oxygen Sensor > Component Information > Service and Repair > Adapter Wiring Switch, Replacing > Page 4941

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Note! For tightening torques, see Specifications See: Engine, Cooling and Exhaust/Engine/Specifications/Mechanical Specifications/Tightening
Torque.

Install:

-

the rear heated oxygen sensor (HO2S). Tighten to 45 Nm. Use tool 999 5543 SOCKET NV-22 HO2S See: Tools and Equipment/999 5543 Socket
NV-22 HO2S 

-

the wiring for the heated oxygen sensor (HO2S) in clips and clamps. Connect the wiring

-

a new gasket and new nuts at the join between the three-way catalytic converter (TWC) and the exhaust system. Tighten to 24 Nm

-

the rubber mounting for the three-way catalytic converter (TWC)

-

the front SIPS member. Press the brake pipe into place in the member

-

the lower engine cover.

Erase Diagnostic Trouble Codes (DTCs).

Reset trim.

Powertrain Management > Computers and Control Systems > Oxygen Sensor > Component Information > Service and Repair > Adapter Wiring Switch, Replacing > Page 4941

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