HELLA TECH WORLD NEWS

If the error message "System check required" is displayed in the instrument cluster on the above-mentioned vehicle models and at the same time the error code P06DE is read out, this could be caused by a defect in the injector seals. As a result of thermal loads, the injectors can loosen over time, a situation which leads to a reduction in the sealing pressure.

If the fuel filler flap in the above-mentioned vehicles does not open or only opens sporadically, there are various potential causes.

Wheel speed sensors record the rotation of the wheels. This information is used by numerous safety and assistance systems as the most important control parameter. Among other things, this page explains the differences between active and passive wheel speed sensors as well as their functional principle. Workshop professionals will also find highly detailed step-by-step instructions along with a wealth of practical tips for troubleshooting and replacing wheel speed sensors.

If it is necessary to replace the differential pressure sensor on the above-mentioned vehicle, it is advantageous to be fully aware of the installation position.

Renewing the starter is quite challenging at first because of its limited accessibility. Proceed as follows to remove starter:

• Remove ground connection of the battery (note the radio code if necessary)
• Raise vehicle on a lifting platform

Replacing the cabin filter is a little complex. It is located in the left-hand area of the passenger footwell. In order to access it, the glove compartment has to be removed.

The bend lighting extends the visual range on curved roads or when cornering. The course of the road and obstacles can be identified earlier and more easily in darkness. In addition to background information on how the bend lighting works, on this page you can find out about the differences between dynamic and static bend lighting. We also provide practical tips for checking this light function.

In the vehicles mentioned above with manual air conditioning, the interior blower may only operate at the highest level (maximum fan speed). This is usually an indication that the blower regulator (resistor) is defective.

If this defect is detected in the vehicle model mentioned above, a possible cause could be a defective connector on the body computer in the front left footwell.

The camshaft sensor enables the engine control to determine the exact position of the crankshaft drive. This information is required to calculate the ignition point and injection point, among other things. On this page, you can find out how a fault on the camshaft sensor can manifest itself, and which steps should be taken during troubleshooting.

In the Smart 451, the cabin/pollen filter is changed from the driver's footwell. To reach the cover of the evaporator/heater box, the hand must be moved behind the accelerator/brake pedal.

In the above-mentioned vehicles, squeaking noises may occur when braking, originating from the front of the vehicle. The noise occurs mainly when braking at low speed and until the vehicle comes to a standstill.