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Volkswagen Polo Service & Repair Manual: Heated Oxygen Sensor, Replacing

Volkswagen Polo Service & Repair Manual / Wiring / Heated Oxygen Sensor, Replacing

Protecting
  Caution Missing protection leads to the electrical system damage.   Note ...

4-Pin Heated Oxygen Sensor (HO2S), Removing and Installing
  Note Do not repair the heated oxygen sensor wires. Repairing may result in malfunctions. Use the faulty sensor as a guide ...

Other materials:

Starting the engine
First read and observe the introductory information and safety warnings  The steps should only be carried out in the specified order. Step Vehicles with a manual gearbox Vehicles with an automatic gearbox 1. ...

General Information
Perform a road test to determine if a vehicle pulls to one side and if so, when and to which side. If the vehicle pulls to one side. Refer to → Chapter „Corrective Action When Vehicle Pulls to One Side“. If the vehicle ali ...

Coolant Fan Control Module -J293
  Note Available in different construction styles, some installed on coolant fan -arrows-.     This control module switches on and off the A/C clutch and therefore the A/C compressor. It switche ...

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