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Ignition and preheating

Glow plugs

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Order cheap Diesel glow plugs

Diesel glow plugs for Top car maker

BMW 3 Series
VW GOLF
BMW 5 Series
AUDI A4
MERCEDES-BENZ C-Class
FORD FOCUS
BMW 1 Series
FORD FIESTA
MERCEDES-BENZ E-Class
AUDI A3
VAUXHALL ASTRA
AUDI A6
VW POLO
VW PASSAT
VW TRANSPORTER
MINI Hatchback
HONDA CIVIC
NISSAN QASHQAI
VAUXHALL CORSA
FORD MONDEO

Brand quality auto Heater plugs: Top manufacturers

AUTODOC Bestsellers: Heater plugs at a good price

The best-selling replacement parts from the Glow plugs section. We have a large selection of spare parts from different brands for Glow plugs and further low-price offers in our range of parts

Car Diesel glow plugs : which brand is better?

According to our customers, the best spare parts in the auto Heater plugs product category come from the following brands:

BOSCH
BERU
RIDEX
NGK
STARK

Auto Glow plugs: how much does this product cost?

The price of car parts within the auto Glow plugs category ranges from £9 to £123, depending on the vehicle type, manufacturer, and product specifications.

Glow plugs: choose from 9611 options on AUTODOC

Glow plugs from 66 manufacturers at prices from 9£ to 123£

The bestselling products:
GN003	0 250 201 039	97627	GE102	17215	GN027
From popular manufacturers:
BOSCH	BERU	RIDEX	NGK	STARK	DENSO
For popular car brands:
BMW	VW	MERCEDES-BENZ	AUDI	FORD	VAUXHALL

Glow plugs – technical details:
Length [mm]:		Overall Length [mm]:		Thread Size:
130	71	66	170	M10x1	M 12 x 1,25
107	78,5	94	143,1	M10 x 1,25	M 8 x 1
29	148	117,2	150	M8x1	M 10 x 1

Learn more about Glow plugs - operation method, diagnosis, causes of faults and replacement intervals

Glow plug is a supporting element, which is a part of the diesel engine and the engine preheating system, accelerates the ignition of a combustible mixture in the cold season. They are also used to run a stand-alone heating of the passenger compartment.

Types of glow plugs

By spirals material:

Metal.
Ceramic.

By form:

Open. Mounted at a certain distance from the sprayer. Because of the special conditions they have a short lifespan.
Closed. placed in a high-temperature-resistant housing. They have a long service life.

By location:

In systems with separate combustion chamber - in the vortex or the settling chamber.
In the inseparable chambers – in the chamber itself.

By the number of spirals:

With one coil. Differ by accurate setting the required temperature, stability and performance.
With the double helix. This kit allows you to more accurately adjust the temperature balance.

According to the degree of heating:

Cold.
Average.
Hot.
Very hot.

The construction of glow plugs

Car diesel glow plugs

Heat conducting filler.
Spiral.
Seal.
Housing.
Circuit board with the pressure sensor.
The diaphragm of pressure sensor.
Terminal.

Faults of glow plugs

deformation of the spark;
the spark is broken or missing;
cracks or recesses on the tip of the details;
soot at the junction of the body and the tip;
contact rod bent or broken.

Symptoms of glow plugs failure

malfunction of the engine;
engine does not start;
the glow plug sensor does not light;
discoloration of the exhaust.

Causes of glow plugs faults

violation of the fuel supply and injection;
faulty control system;
failure of the high pressure fuel pump;
damaged thread of plug wells;
excessive force was applied while securing the contact;
use of the improper instrument;
high indicator of the current;
incorrect operation of the injector;
defective parts.

Replacing the glow plug

Repair of glow plugs is impossible. Worn or damaged glow plug should be replaced. The process does not take much time, but requires care and special skills. Improper installation (violation of the angle or the impact of excessive force during installation) leads to the failure of the new part.

5 reasons to buy auto parts in AutoDoc

A large assortment. In our store you will find everything you need to repair your car.
High quality products. We guarantee long-term operation of each component.
Low prices and attractive offers. You can always save money by taking advantage of current deals.
Fast and free delivery. Your purchase will be delivered as soon as possible and at no additional charge.
Online help of support desk. our experts will always answer all your questions.

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