HELLA TECH WORLD NEWS

Mercedes Benz G-Class - Poor braking function of rear-wheel brake

Renault Twingo

ABS warning lamp not functioning

A problem in the instrument cluster may prevent a failure in the ABS system from being displayed. Even during the self-test, after turning on the ignition, the ABS warning lamp does not light up.

Read more

HENGST CV FILTERS

Available now from HELLA

HELLA is delighted to announce a range extension with the introduction of Hengst Filters to our Commercial Vehicle portfolio.

Read more
Audi A6 - Exhaust warning light is on

Audi A6

Exhaust warning light is on, poor engine performance

On these vehicles, if the exhaust warning light comes on and engine performance is poor, the following error codes may also be recorded.

Read more
Radio transmitter car keys

Open sesame:

Radio transmitter car keys are standard today

Gone are the days when cars were unlocked manually. Key models based on infrared have long since been overtaken by modern remote key systems.

Read more
Fiat Seicento - Irregular engine running

Fiat Seicento

Irregular engine running; No entry in the event memory

The front right ground cable connection may be faulty if irregular engine running is identified in the above vehicles and there is no entry in the control unit’s event memory.

Read more
Vauxhall Omega B - Failure of the rain light sensor

Vauxhall Omega B

Failure of the rain light sensor

If a malfunction/failure of the automatic windshield wiper function is complained at in these vehicles, a possible source of fault is the two rain sensor relays.

Read more

Stay healthy and safe

Infection protection in the workshop and at the car showroom

After a partial standstill of public life during the global pandemic, almost everything is still different in many places. In workshops, too, there are always new challenges and uncertainties emerging.

Read more
Volvo V90 D3 - Insufficient/delayed throttle response

Volvo V90

Insufficient / delayed throttle response

In such a repair case, the customer complains that the engine reacts inadequately and/or with delay to the power increase requested by the accelerator pedal sensor (gas pedal) during the acceleration phase.

Read more
Jumbo LED | Luminator LED | Light Bar LED 470 PO

THE NEW STREETSMILE

Jumbo LED | Luminator LED | Light Bar LED 470 PO

Inspired by the idea of marrying together quality and styling at the highest possible level, this new product family carries a consistent design signature and offers the right solution for every kind of taste and for every kind of vehicle!

Read more
Failure of the central electrics

BMW i3

Failure of the central electrics

Power steering, radiator fan and driving-dynamics control not functioning. If the above-mentioned problem is detected, one possible cause may be fuses that have not been installed correctly/in compliance with requirements. 

Read more
Audi Cabriolet - Insufficient light output

Audi Cabriolet

Insufficient light output

On the vehicles mentioned above, customers have complained that the headlamps produce a reduced and insufficient light output. The reason for this problem is a faulty coating on the headlamp reflectors. 

Read more
Vauxhall Insignia - Engine overheats

Vauxhall Insignia

Engine overheats / defective thermostat

The above vehicles can experience engine overheating due to a defective coolant thermostat. Micro-cracks in the thermostat housing can allow wax filling to escape so that the thermostat no longer opens.

Read more

Checking the exhaust gas temperature sensor

Useful knowledge and valuable tips

Testing the exhaust gas temperature sensor, illustrated using a VW Passat 2.0 16 V TDI from 2015 as an example.

Read more
Citroen C2 - Failure of the power steering

Citroen C2

Failure of the power steering

If a customer complains about the above problem, this could be caused by a defective torque sensor. The customer notices this defect by an increased steering effort.

Read more
BMW 3 series (E90/E91/E92) - Poor air-conditioning system performance

BMW 3 series

Poor air-conditioning system performance

With the above-mentioned vehicles it can happen that, when the weather is extremely damp or humid and when a journey is particularly long, the air-conditioning system will only blow out warm air.

Read more
Vauxhall Corsa B - Engine jerking while driving, irregular idling

Vauxhall Corsa B

Engine jerking while driving, irregular idling

If there are complaints about the problems mentioned above, the problems could be caused by a defective idle speed control/idle actuator.

Read more
Mercedes-Benz E-Class - Front Passenger Airbag is Disabled

Mercedes-Benz E-Class

Front Passenger Airbag is Disabled

If the problem described above is determined, the cause could be an assembly fault with the seat-occupant detection (weight sensing system).

Read more

From Vision to Reality

Watch the video to see how 3D animations of our latest SSL | HD lighting technology become reality in the HELLA light tunnel.

Watch the video here
Vehicle Electronics

Vehicle Electronics

Strong electronics product range for steadily growing repair volumes: sensors, actuators and engine control units

Stay in touch - we will share our expertise on electronics products in OE quality with you.

Read more
Vehicle Electronics

Volkswagen Golf 4

Motor dies shortly after starting

The above vehicles can experience the engine dying shortly after it has started. This could be caused by a malfunction of the immobiliser. Voltage pulses when starting the ignition can occasionally cause faults in the instrument cluster.

Read more
Vauxhall Meriva B - Air intake temperature too high

Vauxhall Meriva B

Air intake temperature too high

On the vehicles listed above, the following message may appear in the DIC (Driver Information Center): Code 84 (reduced engine power).

Read more
Alfa Romeo 159 - Power steering makes noises

Alfa Romeo 159

Power steering makes noises

If a customer complains about the above error, this could be caused by air that has entered the steering system. The noises are produced by cavitation and occur during the cold start phase in particular.

Read more
Citroen C3 - Coolant temperature warning lamp lights up

Citroen C3

Coolant temperature warning lamp lights up

If the warning lamp for the coolant temperature lights up on the vehicles listed above, the cause may be a defective coolant sensor. The formation of cracks in the coolant temperature sensor can cause the aforementioned error message.

Read more
Toyota Verso - Smoke generation

Exhaust gas recirculation system in vehicles

Useful information and important tips

The exhaust gas recirculation system (EGR) reduces NOx emissions in internal combustion engines. This page provides a wealth of interesting information on the most common system variants and how they work.

Read more
Range Rover Sport - Defective door latch system

Vauxhall Corsa-D

Low beam: Replacing the H7 bulb

Replacing the halogen bulb in the right-hand low beam (front passenger side). Replacing the halogen bulb in the left-hand low beam (driver's side).Light sources should always be replaced in pairs — this applies especially for the low beam and high beam.

Read more
Hyundai IX 35 - Engine will not start

Hyundai IX 35

Engine will not start

If the problem described above is determined, the cause could be a faulty switch on the clutch pedal. The switches prevent the engine from starting if the clutch pedal is not actuated or is partially actuated.

Read more
Peugeot 4007 / 407 / 807 - Insufficient engine performance

Peugeot 4007 / 407 / 807

Starting behaviour and engine performance insufficient

In such a case, the fuel filter can be clogged. The reason for this could be that, as a result of using the fuel additive, Eolys 176 (fixed by the car manufacturer), a sludge-like mass has formed and then blocked the fuel filter.

Read more
Mercedes Benz E- class - Engine warning light comes on

Mercedes Benz E- class

Engine warning light comes on

If a customer complains about the above problem, this could be caused by the servo motor for the swirl flaps. Oil may reach the servo motor through the air hose.

Read more
With HELLA and Hella Gutmann, OE expertise meets diagnostics

ELECTRONICS - READY FOR THE FUTURE

OE expertise meets diagnostics

Independent workshops benefit from HELLA's original equipment expertise and comprehensive electronics portfolio. With professional workshop equipment and diagnostic tools from Hella Gutmann, all drive types and assistance systems can be serviced.

Read more
BMW 3 series - Engine control light is on

BMW 3 series

Engine control light is on; Vehicle starts up poorly

If one or more of the above-mentioned defects are reported for these vehicle models in conjunction with various error codes regarding the adjustable camshaft, this may be due to a sticking or stiff magnetic valve of the VANOS system.

Read more
Citroen C3 Pluriel - System pressure too high

Citroen C3 Pluriel

System pressure too high

If customers complain about the air-conditioning system performance on the vehicles mentioned above, the cause may be a faulty condenser.

Read more
Vauxhall Insignia - Poor engine performance / Final speed is not achieved

Vauxhall Insignia

Poor engine performance / Final speed is not achieved

In the above vehicles, an improperly tuned engine software may be the cause they are not able to reach their final speed. The customer may also complain about the performance of the engine.

Read more
Audi A3 - Heat output too low

Audi A3

Heat output too low

If a customer complains about the above error, this could be caused by contaminated engine coolant. Such contamination blocks the small openings in the heat exchanger preventing flow.

Read more
Specific vehicle repair information

REPAIR INFORMATION

Vehicle-specific diagnostic and repair information relating to a variety of fault symptoms.

To the repair instructions
HELLA online training

HELLA ONLINE TRAINING

Take advantage of the HELLA online training to refresh and expand your knowledge. Learn about the HELLA core competency areas at your own pace.

To the online training
Online product catalogue

ONLINE PRODUCT CATALOGUE

Quick, clear and efficient – Find the right HELLA Product!

To the online catalogue
New products

NEW PRODUCTS

Here you can find all information about new products, product ranges and extensions from HELLA. 

To the new products