HELLA TECH WORLD NEWS

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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.

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Volkswagen Golf 4 - Motor dies shortly after starting

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.

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Opel  Meriva B - Air intake temperature too high

Opel 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).

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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.

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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.

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Exhaust gas recirculation system in vehicles

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.

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Opel Corsa-D - Low beam: Replacing the H7 bulb

Opel 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.

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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.

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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.

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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.

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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.

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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. 

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Opel Insignia - Poor engine performance / Final speed is not achieved

Opel 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.

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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.

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Frustrating repairs?

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Sometimes repairs can be somewhat emotionally challenging. See for yourself how HELLA is by your side with electronics expertise. But, be careful: For genuine workshop heroes only! 

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Opel Insignia - Height adjustment system for seating defective

Opel Insignia

Height adjustment system for seating defective

If the height adjustment system for the seating in the vehicle mentioned above no longer functions, it can be the fault of a blocked adjustment spindle.

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Suzuki Vitara II - Noises from the air conditioning compressor

Suzuki Vitara

Noises from the air conditioning compressor

The vehicles mentioned above may experience noise from the compressor following a cold start of the engine. This problem is especially common at low temperatures.

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BMW 1 series - Noise when air conditioning system switched on

BMW 1 series

Noise when air conditioning system switched on

In the above vehicles, an incorrect quantity of refrigerant may lead to noise generation when the air conditioning system is on.

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Fiat Ducato - Water ingress in turbocharger

Fiat Ducato

Water ingress in turbocharger

In the vehicles mentioned above, there is a risk of the turbocharger failing due to water ingress. The ingress of water into the pressure canister or position sensor on the turbocharger may cause damage to the components.

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Diagnosing brake problems

Diagnosing brake problems

Failure modes of brake pads and brake discs

Here you can find useful and valuable repair tips regarding damage assessment on brake discs, brake pads as well as wheel suspension and steering. 

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Ford Maverick - Engine not running smoothly

Ford Maverick

Engine not running smoothly

If complaints are made about the above-mentioned vehicle, i.e. that the engine is irregular and not running smoothly and also that the engine control lamp is lit, these could be signs of a defect in the exhaust gas recirculation system (EGR system).

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Audi A1 - Engine warning light comes on

Audi A1

Engine warning light comes on

If, in the vehicles mentioned above, the error memory indicates an issue with the exhaust gas recirculation, this may be due to a faulty exhaust gas recirculation radiator.

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Citroen C4 - Grinding noises coming from rear axle

Citroen C4

Grinding noises coming from rear axle

If the problems mentioned above are detected, this may be due to a hand-brake cable becoming stiff or stuck. Corrosion or internal damage can then cause the hand-brake cable to jam. 

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Nissan Micra - Engine stalls during driving

Nissan Micra

Engine stalls during driving

In the vehicles listed above, there have been complaints of the engine stalling during driving and refusing to start again. In this case, the aforementioned problem may be caused by a short circuit in the ignition coil. 

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VW Golf 5

Loss of coolant

The above vehicles may experience a slow coolant loss. It is not possible to determine the cause of this issue at a glance.

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Audi A4 - Indefinable noises

Audi A4

Indefinable noises / Accumulation of condensation

On the vehicles mentioned above, bubbling and/or gurgling noises can occur at idle speed. This may be due to condensation which accumulates in the ventilation hose of the charcoal filter tank.

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Specific vehicle repair information

REPAIR INFORMATION

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

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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.

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Campaigns and special offers

CAMPAIGNS AND SPECIAL OFFERS

Here you will find an overview of the current campaigns and special offers from HELLA.

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Online product catalogue

ONLINE PRODUCT CATALOGUE

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

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New products

NEW PRODUCTS

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

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