VW Polo Mk4 EPC warning light - If you see this EPC warning symbol illuminated in your VW Polo it means there is a fault within the engine management system. The fault can be very complex or quite simple. In most cases though it will be a faulty part or sensor such as a camshaft sensor, crankshaft sensor, ignition coil or MAP sensor etc. The be sure of the fault, you should use the iCarsoft i908 VW OBD Code Reader kit to find the exact location. Once the fault is found the part should be replaced and then you can use the iCarsoft i908 VW OBD Code Reader kit to reset the trouble codes and the EPC warning symbol in your VW Polo.

VW Polo Mk4 ABS warning light - If the ABS symbol is illuminated on the dashboard of your VW Polo it means that there is a fault within this system that needs to be looked at. Whilst the light is illuminated, your braking effectivness will decrease. Generally if you have this warning the problem will be a faulty ABS sensor, however do not rule out a faulty ABS pump or ABS module. To be exactly sure where the fault is, you should use the iCarsoft i908 VW OBD Code Reader kit. Once the fault is repaired you can use the iCarsoft i908 VW OBD Code Reader to reset the trouble codes and reset the ABS warning light in your VW Polo.

VW Polo Mk4 airbag warning light - if the airbag symbol is illuminated in your Polo, it indicates that there is a fault within the system and has become disabled. As this is a very important safety system within the car it should be diagnosed & repaired as soon as possible. You can use the iCarsoft i908 VW OBD Code Reader kit which will give you a unique airbag trouble code, and a fault desfription to tell you where the fault is. Once the fault is repaired (generally just a broken connection or sensor) you can use the iCarsoft i908 VW OBD Code Reader kit to reset the fault codes and turn off the airbag warning light in your VW Polo.

VW Polo Mk4 tyre pressure warning symbol - if this warning light is illuminated on the dash of your VW Polo it means that one or more tyres is not inflated to the correct pressure. Please check your tyres and top up with air as required.

VW Polo Mk4 power steering warning light - if the power steering symbol is illuminated on it's own it means there is a malfunction within this system. You can use the iCarsoft i908 VW OBD Code Reader kit to diagnose the fault and give you an indication of what the exact problem is. Once the problem is fixed you can reset the fault codes and turn off the steering wheel warning light on your Vw Polo.

VW Polo Mk4 glow plugs warning light - the glow plug warning symbol will always light up at the ignition stage, you should always wait until this light turns off before starting the engine. This will only be seen in diesel vehicles. If the light remains constantly illuminated or flashes when driving you should have the system diagnosed with the iCarsoft i908 VW OBD Code Reader which will give you specific information with regards to the fault. It will give you a fault code and a description. Once the fault or part is fixed you can use the iCarsoft i908 VW OBD Code Reader kit to erase the trouble codes and turn off the warning light. 

VW Polo Mk4 ESP warning light - the ESP warning symbol can either flash or be constantly illuminated in your VW Polo. If the ESP symbol flashes this is perfectly normal and is designed to let you know that the car is driving over ground where the traction between the road surface and the tyres is not great. This would typically occur when driving over snow, ice, gravel or lots of surface water covered roads. If the ESP symbol is constantly illumnated while driving, and the ESP button is turned off if indicates that a fault is present in this system. Sometimes it can be reset by turning off the car engine and removing the key for 30 seconds, but in most cases you will need to use the iCarsoft i908 VW OBD Code Reader kit to diagnose & reset the fault code & warning light.

VW Polo Mk4 oil can pressure warning light - the oil can pressure warning light in your VW Polo indicates that the oil pressure is low. You should stop driving immediately and check your oil levels. Top up your oil as required.

VW Polo Mk4 DPF diesel particulate filter warning light - the DPF warning light in your VW Polo indicates a build up of soot in the exhaust system which is not getting the chance to be burned off. You might require a special diagnostic kit which will perform a DPF regeneration and manually burn off the excess soot. You can do this yourself by using a DPF regeneration diagnostic tool.

VW Polo Mk4 cruise control warning light - indicates that the cruise control option is activated in your VW Polo.

VW Polo Mk4 coolant warning light - if this warning symbol illuminates in the dash of your VW Polo you should stop the car immediately. It means the engine is overheating and driving any further can cause irreversible damage. You will need to check your coolant level and top up if required. When topping up you should check for leaks under the car or coming out of the tubing leading to the expansion tank. It is common for expansion tanks to crack, or pipes to corrode or leak. 

VW Polo Mk4 brake pads warning light - the brake pad warning symbol on your VW Polo looks like this. You should act quickly and have your brake pads changed to prevent any further damage to your braking system.

VW Polo Mk4 Brake or (!) warning light - the brake warning symbol will illuminate if your handbrake is in the on position. If the handbrake is in the off position you should check your brake fluid level as this may need to be topped up. This brake warning light can also illuminate with the ABS warning light. Take a look at the ABS section on this page for further info on this.

VW Polo Mk4 battery warning light - the battery symbol illuminated indicates that the charging system is not working correctly. This is a specialist area and generally requires a professional to look at the system and do specific tests. Do not assume that the battery needs to be replaced.