Oxygen Sensor: Service and Repair

2010 Volvo XC70 AWD L6-3.2L VIN 96 B6324S2SECTION Service and Repair





Oxygen sensor (Catalyst monitor sensor)

Operation number: 25413-3, 25412-2






Removal

Note! Removal steps in this procedure may contain installation details.

Follow instructions for lifting points body frame Refer to: Jacking points body Locations








999 5543 SOCKET NV-22 HO2S 999 5543 Socket NV-22 HO2S
Torque: Catalyst monitor sensor, 45 Nm




Torque: Catalyst monitor sensor, 45 Nm




Torque: Catalyst monitor sensor, 45 Nm

Installation

To install, reverse the removal procedure.

RENDER: 1.0x

NO RELATED

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Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.