V50 T5 AWD L5-2.5L Turbo VIN 67 B5254T7 (2008)
Oxygen Sensor: Service and Repair
Oxygen Sensor (Catalyst Monitor Sensor)
Oxygen sensor (Catalyst monitor sensor)
Special tools:
999 5543 SOCKET NV-22 HO2S See: Tools and Equipment/999 5543 Socket NV-22 HO2S
Note! The illustrations in this service information are used for different model years and/or models. Some variation may occur. However, the
essential information in the illustrations is always correct.
Front heated oxygen sensor (HO2S)
Separating the cable harness for the front heated oxygen sensor (HO2S)
Disconnect the front heated oxygen sensor (HO2S) connector by folding up the gray catch. Disconnect the cable harness from the clips and clamps.
Lower the cable harness behind the engine. Raise the vehicle.
Removing the front heated oxygen sensor (HO2S)
Remove:
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the lower engine cover
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the front heated oxygen sensor (HO2S). Use: 999 5543 SOCKET NV-22 HO2S See: Tools and Equipment/999 5543 Socket NV-22 HO2S.
Installing the front heated oxygen sensor (HO2S)
Note! For tightening torques, see Specifications. See: Engine, Cooling and Exhaust/Engine/Specifications/Mechanical Specifications/Tightening
Torque
Install:
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the front heated oxygen sensor (HO2S). Use: 999 5543 SOCKET NV-22 HO2S See: Tools and Equipment/999 5543 Socket NV-22 HO2S.
Tighten, see: Tightening torque See: Engine, Cooling and Exhaust/Engine/Specifications/Mechanical Specifications/Tightening Torque.
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the lower engine splash guard. Install the cable harness for the heated oxygen sensor (HO2S) in the engine compartment. Lower the vehicle.
Installing the cable harness