Volkswagen Polo Service & Repair Manual: Heated Oxygen Sensor, Replacing
- 4-Pin Heated Oxygen Sensor (HO2S), Removing and Installing
- 6-Pin Universal Oxygen Sensor, Removing and Installing
- Oxygen Sensor Unit Protective Pipes
- Special Tools
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:
Warning lamp
First read and observe the introductory information
and safety warnings
Lit up
Possible cause
Solution
At least one vehicle door is opened or not
properly closed.
Do not drive on!
Open the appropriate vehicle door and then c ...
Introduction
This chapter contains information on the following subjects:
→ Warning lamp and coolant temperature display
→ Coolant specification
→ Checking the coolant level and refilling coolant
Never carry out any work on the engine coolant system if you are not familiar
with t ...
Cracking
Cracking is the term for shallow cracks in the sidewall of
the tire.
They run starting from the bulge in the direction of the
tire shoulder. See Illustration for the mentioned components.
Refer to
→ Fig. „“Components ...
