volvo Workshop Repair Guides

Volvo Workshop Service and Repair Manuals

Relays and Modules - Computers and Control Systems > < Diagram Information and Instructions|Page 3933
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Oxygen Sensor: Service and Repair

HEATED OXYGEN SENSORS (HO2S), REPLACING

Heated oxygen sensors (H02S), removing 

Remove the hose between preheating and the air cleaner (ACL).
Disconnect the connectors.
Expose the wiring.

Remove the heated oxygen sensors (HO2S). Use tool 999 5543.
 
 
Installing heated oxygen sensors (HO2S)

Install the heated oxygen sensors (HO2S). Use tool 999 5543 . 
Tighten to 45 Nm.

Reconnect connectors.
Secure wiring.
Install the hose between preheating and the air cleaner (ACL).

Relays and Modules - Computers and Control Systems > < Diagram Information and Instructions|Page 3933