volvo Workshop Repair Guides

Volvo Workshop Service and Repair Manuals

O2 sensors - New routing of wiring|Page 2833 > < Diagram Information and Instructions|Page 2828
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Oxygen Sensor: Technical Service Bulletins
O2 sensors - New routing of wiring

Bulletin:
2250010

Group:
25

Date:
02/01/2000

New routing of wiring for 02 sensors

Models:
850, S70/V70/C70
1997-1998

Reference: This Service Bulletin laces the previous Service Bulletin 2-25-0010 from June 1999, which should be discarded.

Vehicles involved: B52X4X

Background:

To prevent contamination from reaching the probe's reference air, new routing has been developed for sensor wiring.

If one oxygen sensor is replaced, the new adapter wiring must be installed for both sensors.

Replacing the front heated oxygen sensor (HO2S)

Materials

Replacing the rear heated oxygen sensor (HO2S) B52X4S MY 97-98, B5234T MY 97 

Materials

Replacing the rear heated oxygen sensor (HO2S) B5254T MY 97-98, B5234T MY 98

Materials

MOUNTING HEATED 02 SENSOR 

O2 sensors - New routing of wiring|Page 2833 > < Diagram Information and Instructions|Page 2828