Review
Warning lamps inform the driver about the inclusion of certain functions or malfunctions in the vehicle's systems and can also be duplicated by sound signals.
Attention.
- If you do not heed the indicator lamps that come on and the corresponding messages and warnings, this can result in serious injury and damage to the vehicle.
- The engine compartment of a car is a high-risk area. There is a risk of injury, burns, accidents and fires when working in the engine compartment, such as checking and topping up hydraulic fluids. Pay attention to the warnings.
Engine compartment
Note
- The location of the indicator lamps depends on the engine version. Symbols shown in the following description. You will find it in the form of indicator lamps on the instrument cluster.
- Information in the instrument cluster is displayed as red icons (priority 1 - danger) or yellow (priority 2 - warning) colors.
Fog lights
High beam headlights
The signaling device lights up with a constant light when the high beam headlights are turned on or the warning light signaling is used by means of the headlights.
Low beam headlights
The signaling device burns with constant light at the included low beam of headlights.
Direction indicators
Flashes depending on the position of the turn signal lever «left arrow» or «right arrow» signaling devices. In the event that one of the direction indicator lights fails, the blinking frequency of the signaling device becomes approximately twice as high as normal. This does not apply to driving with a trailer.
Rear fog lamp
The signaling device lights up with a constant light when the rear fog lamp is on.
Particulate filter (diesel engine)
The particulate filter collects and burns particulate matter (rage), resulting from the combustion of diesel fuel.
Whether your car is equipped with a particulate filter or not, you can find out by the code 7GG on the nameplate with the car's data. The vehicle data plate is located on the trunk floor and is also pasted into the Service Book.
Solid particles (soot), resulting from the combustion of diesel fuel, are deposited in the particulate filter. Once the filter is full. warning light on the instrument panel will come on.
The soot in the filter must be burned. Burning soot will achieve moving for 5-10 minutes. at a speed of at least 60 km/h. The signaling device will turn off.
If after this measure the signaling device does not go out, the message Engine fault Workshop! will appear on the information display! (Engine — In the workshop!). In this case, seek help from a specialized service station.
Note. For diesel vehicles equipped with a particulate filter, the use of biofuels and diesel blends is prohibited.
Incandescent lamps
The signaling device lights up with a constant light when the ignition is switched on, and goes out only after a few seconds. If the indicator does not go out or it lights up while the vehicle is moving, this means that the incandescent lamp in the headlights, taillights or brake lights has failed. The text shown on the information display is Dipped beam front left defective! (Left low beam headlight defective). An audible alarm also sounds as a warning signal (1 short beep).
Steering gear with electromechanical booster
The signaling device lights up with constant light for a few seconds after the ignition is switched on. If the indicator lights up while the vehicle is moving or does not go out after the ignition is turned on, this means that there is a malfunction in the electromechanical power steering mechanism.
- If the amber warning light comes on, this indicates that there has been a partial failure of the power steering and the booster action may be reduced.
- If the red indicator lights up. then this means that there has been a complete failure of the power steering mechanism and the booster action is lost. Illumination of the red indicator is accompanied by an audible alarm (3 short acoustic signals).
Attention. If the power steering is defective, contact a specialized workshop for assistance.
Note:
- If after a restart and a short run the yellow warning light goes out, there is no need to contact a specialist workshop.
- If the battery has been disconnected and reconnected, the yellow warning lamp lights up after the ignition is switched on. After a short run, the indicator should go out.
Emission control system (exhaust gases)
The signaling device lights up with a constant light after the ignition is switched on.
If the warning lamp does not go out after the engine is started, or if it comes on or flashes while the vehicle is moving, this means that there is a malfunction in the exhaust gas control system. The emergency program dialed by the engine control unit will allow you to get to the nearest specialized service station with increased caution. Text depicted on the information display: Emission Workshop (Exhaust gas emission — Into the workshop!).
Control of the electronic fuel management system EPC gasoline engine)
EPC signaling device (Electronic fuel management system) lights up for a few seconds after the ignition is switched on. If the EPC indicator does not go out after starting the engine or lights up with a constant light or flashes while the vehicle is moving, this means that in the electronic fuel management system (engine power control) there is a malfunction. The emergency program dialed by the engine control unit will allow you to get to the nearest specialized service station with increased caution. Text displayed on the information display: Engine fault Workshop! (Engine — In the workshop!).
Preheat (glowing) (diesel engine)
If the engine is cold, the indicator lights up after turning the key in the ignition to a certain position. Start the engine immediately after the indicator goes out.
If the engine is warm or the outside temperature exceeds +5°C, the warning light comes on for approx. for 1 sec. This means you can start the engine immediately. If the indicator does not light up, or if it stays on, this indicates a malfunction in the preheater. Therefore, seek help from specialists at a specialized service station. If the signaling device starts flashing while the vehicle is moving, this means that the electronic fuel management system (engine power control) there is a malfunction. The emergency program dialed by the engine control unit will allow you to get to the nearest specialized service station with increased caution. The text displayed on the information display is Engine fault Workshop! (Engine — In the workshop!).
Airbag system
The signaling device lights up with constant light for a few seconds after the ignition is switched on. If the indicator does not go out or lights up or flashes while the car is moving, this means that a malfunction has occurred in the system. This also applies to the case when the signaling device does not light up at all after switching on the ignition. Text shown in the information display: Airbag Fault (Malfunction in the Airbag system).
The operational readiness of the airbag system is also monitored by the control unit if any of the airbags is deactivated.
In the event that the front airbag, side airbag or also the head airbag have been deactivated using the scan tool:
- the warning light comes on after switching on the ignition for approx. for 4 sec. and then flashes for approx. 12 sec at intervals of 2 sec. Text shown in the information display: Airbag belt tensioner deaclivated (airbag/tensioners deactivated!).
If the airbag was turned off using the airbag switch in the glove box:
- the signaling device lights up after turning on the ignition for 4 seconds;
- deactivation of the airbag is signaled by the AIRBAG OFF warning light coming on (the inflatable airbag is turned off) in the middle section of the instrument panel.
Attention. If there is a malfunction, have the system checked immediately by a specialized service station. Otherwise, there is a risk that the system will not work in the event of a traffic accident.
Temperature, coolant level
The signaling device lights up with constant light for a few seconds after the ignition is switched on.
If the indicator does not go out after starting the engine or lights up or flashes while the car is moving, this indicates that the coolant temperature is too high or its level is too low. An audible alarm also sounds as a warning signal (3 short beep). In this case, stop the vehicle, turn off the engine and check the coolant level. Add liquid if necessary. If, for any reason, you cannot provide sufficient coolant, do not continue driving. Leave the engine off and seek help from a specialized service station, as serious engine damage is imminent
If the coolant level is within the specified limits, the elevated temperature may be due to a malfunctioning coolant fan operation. Check fan fuse and replace if necessary.
On vehicles with an information display, the warning lamp does not come on after switching on the ignition, but only comes on if the coolant temperature is too high or the coolant level is too low.
If the indicator does not go out, although the fluid level and fan fuse are OK, then do not continue the trip. Contact a specialized service station for assistance. Text shown in the information display: STOP Check coolant! Owner's manual! (STOP Check coolant! Manual)
Attention.
- If you have to stop for technical reasons, park the car at a safe distance from traffic, turn off the engine and turn on the hazard warning lights.
- The coolant expansion tank must be opened carefully. The cooling system of a hot engine is pressurized - risk of burns! Therefore, you must leave the engine to cool before unscrewing the cover.
- Do not touch the fan. The fan may operate automatically even when the ignition is off.
Fluid level in the washer reservoir
The indicator lights up after switching on the ignition with a constant light when there is a lack of fluid in the washer reservoir. An audible alarm also sounds as a warning signal (1 short beep). Text shown in the information display: Top Up Wash Fluid (Top up the water in the washer tank!).
Fuel supply
The warning light comes on continuously when the amount of fuel in the fuel tank falls below approx. 8 liters.
An audible alarm also sounds as a warning signal (I short beep). Text shown in the information display: Please refuel (Refuel!).
Note. The text in the information display only goes out after refueling and a short drive.
Engine oil pressure
The signaling device lights up with constant light for a few seconds after the ignition is switched on.
If the indicator does not go out after the engine is started, or if it flashes while the car is moving, stop the car and turn off the engine. Check the oil level and top up if necessary.
An audible alarm also sounds as a warning signal (3 short beep).
If for any reason you cannot provide enough engine oil, do not continue driving. Leave the engine off and seek professional help from a specialized service station, as serious engine damage is imminent.
If the indicator lights up even if the oil level is normal, then do not continue driving. Do not leave the car engine running, even at idle speed. Contact your nearest authorized service station for assistance. Text shown in the information display: STOP! Oil pressure Engine off! Owner's manual (STOP! Oil pressure off engine! Manual).
Attention.
- If you have to stop for technical reasons, park the car at a safe distance from traffic, turn off the engine and turn on the hazard warning lights.
- The red oil pressure alarm is not an oil level alarm!
- For this reason, the oil level should be checked regularly, preferably at every refueling.
Trunk lid
The signaling device lights up with a constant light if the trunk lid lock is unlocked. This warning light comes on even when the ignition is off. The signaling device goes out within 15 seconds. from the moment you lock the car.
Door opening
The signaling device lights up permanently if one or more doors or the trunk lid are open. For vehicles with an information display, this indicator also lights up when the ignition is switched off. The indicator goes out for approx. 15 seconds. from the moment you lock the car. On vehicles without an information display, this warning lamp goes out when the ignition is switched off.
Engine oil quantity
If the indicator lights up, then it is likely that the oil level is not normal. Check the oil level as soon as possible and add oil if necessary.
An audible alarm also sounds as a warning signal (1 short beep). Text displayed on the information display: Check oil sensor! (Check the oil level!).
After opening the engine hood for longer than 30 seconds, the indicator goes out. If the engine oil has not been topped up, the indicator lights up again after approximately 100 km.
In the event of a malfunction on the engine oil level sensor, a sound signal and several flashes of the signaling device warn of this circumstance.
It is necessary to check the engine immediately at a specialized service station. Text displayed on the information display: Oil sensor Workshop! (Oil sensor - To the workshop!).
Tire pressure
The warning lamp lights up if the pressure in any of the tires drops significantly. Reduce speed and check and, if necessary, stabilize the pressure in all tires as soon as possible.
An audible alarm also sounds as a warning signal (short beep). If the indicator flashes, this means that there is a malfunction in the system. Contact a specialized service station and order troubleshooting.
Attention.
- If the warning light comes on, reduce your speed immediately and avoid sudden changes in direction and sudden braking. Stop the vehicle as soon as possible and check the tires and their air pressure.
- Under certain circumstances (e.g. sports driving technique, driving on winter or unpaved roads) the signaling device may light up with a delay or it may not light up at all.
Note. If the battery has been disconnected, the warning light will come on after the ignition is switched on (1). After a short run, the indicator should go out.
Selector lever lock
If the warning light comes on, press the brake pedal. This is necessary if you need to move the selector lever out of the P and N positions.
Anti-Lock Braking System (ABS)
The signaling device signals the operability of the system.
The indicator lights up for a few seconds after the ignition is switched on or during start-up. The signaling device goes out as soon as the automatic control process is completed.
Fault in the system.
If the indicator does not go out within a few seconds after the ignition is turned on, or does not light up at all, or lights up while the car is moving, this means that the device is not normal and the car is braking without the anti-skid system. In this case, only the standard braking system works on the car. Contact the nearest authorized service station immediately, adapting your driving style to the situation, bearing in mind that you do not know the extent of the damage and the limitations of the anti-lock action.
If we are talking about a malfunction of a relatively large scale, then an audible alarm is also triggered as a warning signal (3 short beeps).
Fault in the entire braking system.
If the warning light comes on together with the brake warning light (with the handbrake lever released), then this means that not only the ABS system is faulty, but also another part of the brake system.
Attention. If the brake warning light comes on together with the ABS warning light, stop the vehicle immediately and check the brake fluid level in the hydraulic brake expansion tank. If the liquid level falls below the mark "MIN" do not continue driving - risk of accident! Seek help from professionals.
If the brake fluid level is normal, then it is possible that the ABS control function has failed. As a result, the rear wheels can lock up relatively quickly when braking. This can, under certain circumstances, cause the rear of the vehicle to tilt - risk of skidding! Drive carefully to the nearest authorized service station and have the problem repaired.
Traction control
The signaling device lights up with constant light for a few seconds after the ignition is switched on. When the on-the-fly control process is active, then the warning lamp flashes. When the ASR system is working or if there is a malfunction in the system, the warning lamp lights up constantly.
Since the system works in conjunction with ABS, if the ABS fails, the ASR warning light is also on
In the event that the indicator lights up immediately after starting the engine, the ASR system could be turned off for technical reasons. In this case, it is possible to switch the ASR system back on by switching the ignition off and on again. If the indicator goes out, this means that the ASR system is fully operational again.
Note. If the battery has been disconnected and reconnected, the warning light comes on after the ignition is switched on and after a short run the warning light must go out.
Stabilization system
The signaling device and lights up with a constant light for a few seconds after the ignition is turned on.
An integral part of the ESP program is also automatic control of the drive of the drive wheels according to their slipping ASR, electronic differential lock EDS and anti-lock braking system ABS.
When the on-the-fly regulation process is active, then the warning lamp flashes.
If the ESP system is switched off or if there is a malfunction in the system, the warning lamp lights up constantly.
Since the ESP system works in conjunction with the ABS device, if the ABS fails, the ESP warning lamp also lights up.
In the event that the indicator lights up immediately after starting the engine, the ESP system could be turned off for technical reasons. In this case, it is possible to turn on the ESP system again by turning the ignition off and on again. If the indicator goes out, it means that the system is fully functional again.
Brake system
The warning lamp flashes or stays on when the brake fluid level is low, if there is a malfunction in the ABS device, or when the handbrake lever is applied.
If the warning light flashes (with the handbrake lever not tightened), stop the vehicle and check the brake fluid level. Text shown in the information display: STOP! Brake Fluid Owner's manual (STOP! Brake Fluid Owner's Manual).
If there is a malfunction of the ABS device, which also affects the operation of the standard brake system (e.g. brake pressure distribution) the warning lamp of the device lights up together with the warning lamp of the brake system. Assume that not only the ABS device is faulty, but also another part of the brake system. An audible alarm also sounds as a warning signal (3 short beep). When getting carefully to a specialized service station, you should take into account the need for increased effort on the depressed brake pedal, with a longer stroke of the depressed brake pedal and provide for an extension of the braking distance of the car.
Tightened hand brake lever
The signaling device burns at the tightened lever of a manual brake. In addition, an audible alarm sounds if the vehicle is driven for at least 3 seconds at a speed exceeding 6 km/h. The text displayed on the information display. Handbrake on! (Handbrake lever tightened!).
Attention.
- When checking the brake fluid level and opening the engine hood, follow the general safety precautions.
- If the brake warning light does not go out within a few seconds after the ignition is switched on, or if it comes on while the vehicle is moving, stop the vehicle immediately and check the brake fluid level in the hydraulic brake expansion tank. If the liquid level falls below the mark "MIN" do not continue driving - risk of accident! Seek help from professionals.
Fastening seat belts
The warning light comes on after the ignition is turned on to remind you to fasten your seat belt. The warning lamp goes out only after fastening the seat belt for the driver.
In the event that you are not wearing a seat belt, it works for 6 seconds. after the ignition is turned on, an audible alarm. At vehicle speeds greater than 10 km/h, an audible alarm sounds until you fasten your seat belt. Text shown on the information display: Please fasten seatbelt! (Fasten your seat belt!).
Generator
The control lamp lights up after inclusion of ignition. It should go out after starting the engine.
If the indicator lamp does not go out after starting the engine or lights up while driving, contact your nearest service company. Since the car's battery is discharged, do not turn on electrical consumers unnecessarily.
Attention. If you are forced to stop due to a technical problem, stop the vehicle at a safe distance from traffic, turn off the engine and turn on the hazard warning lights.
Attention. If, in addition to the indicator lamp, the indicator lamp also lights up on the display «malfunction in the cooling system», stop the vehicle immediately and turn off the engine - otherwise the engine may be damaged!
DSG clutch temperature
If the temperature of the friction clutches of the DSG automatic transmission is too high, a symbol appears in the information display with the following text: Gearbox overheated. Stop! Owner's man! (Gearbox overheating. Stop!). In addition, a warning sound signal is also heard.
Attention. If you are forced to stop due to a technical problem, stop the vehicle at a safe distance from traffic, turn off the engine and turn on the hazard warning lights.
Attention. If the automatic transmission clutches are too hot, stop and turn off the engine. Wait until the symbol with the warning message disappears - otherwise damage to the transmission may occur! After the symbol and the warning text go out, you can continue driving.