2021 VOLKSWAGEN T-ROC fault in exhaust system

Not all warning and indicator lamps are available in all markets.
Indicator lamps which light up in the light switch are described in the chapter Lights ⇒ Lights .
Symbol Meaning
Central warning lamp. Observe the additional information on the instrument cluster
display.
Electronic parking brake ⇒ Operating the electronic parking brake .
Brake system fault ⇒ Do not drive on! Brake system fault. .
Electromechanical steering not functioning ⇒ Troubleshooting .
Fasten seat belt ⇒ Warning lamp .
Collision warning from area monitoring system (Front Assist) ⇒ Warning levels and
braking intervention .
Depress the brake pedal.
Check brake pads ⇒ Troubleshooting .
Central warning lamp. Observe the additional information on the instrument cluster
display.
Electronic Stability Control (ESC) OR traction control system (TCS) ⇒ TCS regulating
to prevent the wheels from spinning. .
Traction control system (TCS) switched off ⇒ TCS regulating to prevent the wheels
from spinning. .
Fault in anti-lock brake system (ABS) ⇒ ABS failure or fault. .
Fault in electronic parking brake ⇒ Troubleshooting OR: fault in Hill Start Assist ⇒
Fault in Hill Start Assist .
Rear fog light switched on ⇒ Switching the fog lights on and off .
Vehicle lighting is not working ⇒ Vehicle lighting not working .
Fault in exhaust system ⇒ Fault in exhaust system .
Fault in engine management system ⇒ Troubleshooting .

First read and observe the introductoryinformation and safety warnings⇒Introduction 
⇒ Petrol .
⇒ Refuelling .
⇒ Checking the engine oil level and refilling the engine oil .
⇒ Jump starting the vehicle .
If you notice misfiring, loss of power or uneven running when driving, reduce speed immediately and
have the vehicle checked by a qualified workshop ⇒ Troubleshooting . Otherwise unburnt fuel can
enter the exhaust system and escape into the atmosphere. The catalytic converter can also be
damaged by overheating.

The emissions may have a sulphur-like smell even when the exhaust purification system is working
properly.
Particulate filter
First read and observe the introductoryinformation and safety warnings⇒Introduction 
Function
⇒ Fuel standards .
⇒ Refuelling .
⇒ Engine oil standards .
⇒ Jump starting the vehicle .
Periodic regeneration
The soot in the particulate filter is burnt off at high temperatures on a periodic basis.
To assist the regeneration of the particulate filter, Volkswagen recommends that you avoid making
only short journeys.
Noises, slight smells and increased engine speeds may occur during regeneration. The radiator fan
may run on while the vehicle is moving or when the engine has been switched off.

During the periodic regeneration process, the yellow indicator lamp does not light up.
Troubleshooting
First read and observe the introductoryinformation and safety warnings⇒Introduction 
Irregular engine running and faults

Fault in exhaust system
The yellow catalytic converter lamp lights up or flashes.
Faults in the exhaust system caused by misfiring, which can damage the catalytic converter.
to the nearest qualified workshop immediately.


There may be engine faults and fuel consumption may be higher if the indicator lamps are lit up or
flashing.
If and when
Vehicle toolkit
Introduction
This chapter contains information on the followingsubjects:
⇒ Stowage 
⇒ Vehicle toolkit contents 
Observe any country-specific legislation when securing your vehicle in the event of a breakdown.
Vehicle toolkit in the vehicle
In vehicles that are factory-fitted with a spare wheel, emergency spare wheel or winter wheels,
additional vehicle tools may be located in the luggage compartment.

WARNING
In the event of a sudden driving or braking manoeuvre or accident, a loose vehicle toolkit,
breakdown set and spare wheel or temporary spare wheel could be flung though the vehicle and
cause severe injuries.
always secured in the luggage compartment.

WARNING
Unsuitable or damaged tools in the vehicle toolkit can lead to accidents and injuries.

Stowage

correct openings. The use of incorrect service fluids could result in serious malfunctions and engine
damage.

The engine oil level must never be above area ⇒ Fig. 186  Ⓑ. Otherwise oil can be drawn in through
the crankcase breather and escape into the atmosphere via the exhaust system.
Troubleshooting
First read and observe the introductoryinformation and safety warnings⇒Introduction 
and Engine oil pressure too low
The central warning lamp lights up red and the text message Stop vehicle. Oil pressure. Observe
vehicle wallet is displayed.
Do not drive on!
Switch off the engine and check the engine oil level. Checking the engine oil level ⇒ Checking the
engine oil level and refilling the engine oil . - Do not drive on or allow the engine to run if the
warning lamp is flashing although the engine oil level is correct. The engine could otherwise be
damaged. Seek expert assistance.
and Engine oil level too low
The central warning lamp lights up red and the text message Refill engine oil. is displayed.
Engine oil level is too low. Switch off the engine.
Checking the engine oil level ⇒ Checking the engine oil level and refilling the engine oil .
and Engine oil level low
The central warning lamp lights up yellow and the text message Check oil level. is displayed.
Engine oil level is low. Switch off the engine.
Checking the engine oil level ⇒ Checking the engine oil level and refilling the engine oil .
and Fault in engine oil system
The central warning lamp lights up yellow and the text message Oil sensor: workshop. is displayed.
Engine oil system is faulty. Go to a qualified workshop and have the engine oil sensor checked.
and Engine oil level too high
The central warning lamp lights up yellow and the text message Reduce oil level. is displayed.
Engine oil level is too high. Switch off the engine.
Check the engine oil level. Checking the engine oil level ⇒ Checking the engine oil level and refilling
the engine oil . Seek expert assistance.