HELLA TECH WORLD NEWS

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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.

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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.

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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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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.

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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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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.

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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?

Don't cry! We're here for you!

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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Vauxhall Insignia - Height adjustment system for seating defective

Vauxhall 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 (250) - 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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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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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

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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Vauxhall Insignia - Remote control for the central locking system does not work

Vauxhall Insignia

Remote control for the central locking system does not work

On the above mentioned vehicles the remote control may stop working due to a prematurely discharged battery.

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BMW 3 series - Poor air-conditioning system performance

BMW 3 series

Poor air-conditioning system performance

With the above-mentioned vehicle, the engine either cuts out after starting it up or it fails when an attempt is made to drive off. It is also very difficult to start the engine again after such a failed attempt.

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Toyota Urban Cruiser - Smoke generation

Toyota Urban Cruiser

Smoke generation

Smoke generation may be experienced when driving one of the vehicles listed above. Engine oil can collect in the charge-air cooler and get into the combustion chamber, thus causing smoke to be generated during operation. 

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Adjusting and replacing LED headlights

Adjusting and replacing LED headlights

Replacing and adjusting an LED headlight on a Mercedes-Benz W212

The following information including service work shown is based on the example of a Mercedes Benz W212 (model year 2014) but also applies to other vehicle models with identical component systems.

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Renault Clio - Low beam not functioning

Renault Clio

Low beam not functioning / Defective relay contact

If the low beam has failed in the above-mentioned vehicles, this may be associated with defective positioning of the low beam relay in the plug base.

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Renault Clio - Low beam not functioning

PEUGEOT 406

Engine cuts out after starting

With the above-mentioned vehicle, the engine either cuts out after starting it up or it fails when an attempt is made to drive off. It is also very difficult to start the engine again after such a failed attempt.

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Chevrolet Volt - Auxiliary internal combustion engine activated when battery discharged

Chevrolet Volt

Auxiliary internal combustion engine activated when battery discharged (risk of intoxication)

When an electric car is switched off, a warning sound informs the user if the system (electric motor) is still active.

 

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Lexus IS F - Failure of the windscreen wipers

Lexus IS F

Failure of the windscreen wipers

If the windscreen wipers fail on the vehicle listed above, the cause may be a defect in the wiper arm. In this case, insufficient torque in the wiper arm nuts is responsible for the failure of the windscreen wipers.

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Ultrasound-based parking aid - park distance control (PDC)

Ultrasound-based parking aid - park distance control (PDC)

Useful information and valuable tips

The parking assistant is a driver assistance system that supports drivers during manoeuvring and parking and warns them of obstacles in the immediate vicinity of the vehicle.

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Alfa Romeo Model 147 - Engine will not start

Alfa Romeo Model 147

Engine will not start

If a customer complains about the above problem, this could be caused by a defective crankshaft sensor. The vehicle cannot be started sporadically, irrespective of whether the engine is warm or cold.

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Ford Mondeo - Front headlamp goes out

Ford Mondeo

Front headlamp goes out

On the vehicles mentioned above, customers have complained that the front headlamps fail while driving. The reason for this problem is faulty software for the headlamp module.

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mega macs PC and Microsoft Surface
Go tablet package

This competitively priced starter diagnostics package will provides all the essential diagnostic functionality that today’s workshops demand.

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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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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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