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Volkswagen MK4 Engine Electrical Parts

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Coolant Temperature Sensor - 4 Pin

ES#2813144 - 078919501B - Coolant Temperature Sensor - 4 Pin - Blue sensor with square connector. Please check existing sensor color - Hamburg Tech - Audi Volkswagen

<font color='blue'>Blue</font> sensor with square connector. Please check existing sensor color We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813144
Mfg#:
078919501B
In Stock at Vendor
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Temperature Sensor - Brown/Black

ES#2900590 - 6U0919501B - Water Temperature Sensor - Brown/Black - 4-pin sensor for ECU - Vemo - Volkswagen

4-pin sensor for ECU

Brand:
Vemo - Corporate Logo
ES#:
2900590
Mfg#:
6U0919501B
Ships in 2 Business Days
$15.99

This product was last offered at the strikethrough price on
05-07-2026

$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ground Strap Retainer - Priced Each

ES#311056 - 1J0971260E - Ground Strap Retainer - Priced Each - Used for securing grounds on body stud - Genuine Volkswagen Audi - Volkswagen

Used for securing grounds on body stud

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
311056
Mfg#:
1J0971260E
Ships in 1-2 days
6% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$15.99

This product was last offered at the strikethrough price on
09-30-2026

$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Power Supply Relay "109"

ES#3971007 - 1J0906381A - Engine Power Supply Relay "109" - A failed 109 Relay can leave you stranded - Meyle - Volkswagen

A failed 109 Relay can leave you stranded 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3971007
Mfg#:
1J0906381A
Back Ordered
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuse 30A - Priced Each

ES#468142 - N10424901 - Fuse 30A - Priced Each - Located in Underhood Fuse box - Genuine Volkswagen Audi - Volkswagen

Located in Underhood Fuse box

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
468142
Mfg#:
N10424901
Ships in 1-2 days
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTEK Mounting Bracket

Easily mount your charger in the garage up and out of the way.

Brand:
CTEK - Corporate Logo
ES#:
4492819
Mfg#:
40-006
In Stock at Vendor
$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

Also known as impulse sender, engine speed sensor

Brand:
Hitachi - Corporate Logo
ES#:
5396995
Mfg#:
021957147
Ships in 6 Business Days
$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Knock Sensor - 165mm

ES#3188137 - 030905377C - Knock Sensor - 165mm - Detects engine knock and changes timing accordingly (sensor only) - Meyle - Audi Volkswagen

Detects engine knock and changes timing accordingly (sensor only) 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3188137
Mfg#:
030905377C
Back Ordered
$30.99

This product was last offered at the strikethrough price on
04-30-2026

$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#2813026 - 06A906433L - Crankshaft Position Sensor - Also known as the RPM or Impulse sensor. - Hamburg Tech - Audi Volkswagen

Also known as the RPM or Impulse sensor. We Price Match - Give Us A Call or Chat!
For vehicles with AZG, AVH, or BEV engine codes only

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813026
Mfg#:
06A906433L
Ships in 2 Business Days
$27.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hall Sender - Priced Each

ES#3520837 - 058905161B - Hall Sender - Priced Each - Measures cam position and relays it to the ECU - Holstein - Audi Volkswagen

Measures cam position and relays it to the ECU

Brand:
Holstein - Corporate Logo
ES#:
3520837
Mfg#:
058905161B
Ships in 2 Business Days
$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Conditioning High/Low Switch

ES#2901233 - 7M3959139 - Air Conditioning High/Low Switch - Detects irregular system pressure, located on the receiver/drier - Vemo - Audi Volkswagen

Detects irregular system pressure, located on the receiver/drier

Brand:
Vemo - Corporate Logo
ES#:
2901233
Mfg#:
7M3959139
Ships in 2 Business Days
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor - Hardware Kit

ES#2570062 - n90172004kt - Mass Air Flow Sensor - Hardware Kit - Replace those rusty screws and the worn seal - Genuine Volkswagen Audi - Audi Volkswagen

Replace those rusty screws and the worn seal

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2570062
Mfg#:
N90172004KT
Ships in 1-2 days
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Head Bolt - Priced Each

ES#466780 - N0197005 - Hex Head Bolt - Priced Each - M8x30 - Genuine Volkswagen Audi - Volkswagen

M8x30

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
466780
Mfg#:
N0197005
In Stock
Limited Qty Sale
$6.99

This product was last offered at the strikethrough price on
05-02-2026

$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rubber Mount - Priced Each

ES#2812923 - 037133567F - Rubber Mount - Priced Each - Placed between the secondary air pump and mounting bracket - Hamburg Tech - Audi Volkswagen

Placed between the secondary air pump and mounting bracket We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2812923
Mfg#:
037133567F
Ships in 2 Business Days
$8.15 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pump Gasket

ES#2882376 - 1J0919133A - Fuel Pump Gasket - Located between the union nut and fuel tank - Vaico - Audi Volkswagen Porsche

Located between the union nut and fuel tank We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2882376
Mfg#:
1J0919133A
Ships in 2 Business Days
$24.99

This product was last offered at the strikethrough price on
05-07-2026

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor With O-Ring & Clip - 4 Pin

ES#2832 - 078919501BKT - Coolant Temperature Sensor With O-Ring & Clip - 4 Pin - Blue sensor with square connector. Please check existing sensor color - Vemo - Audi Volkswagen

<font color='blue'>Blue</font> sensor with square connector. Please check existing sensor color

Brand:
Vemo - Corporate Logo
ES#:
2832
Mfg#:
078919501BKT
Ships on Jan 27, 2027
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Electrical Parts

With automotive electrical content growing yearly, it has never been more important to keep your charging and electrical system in top working condition. ECS Tuning stocks a huge and constantly growing inventory of electrical sensors, electric motors, and electronic actuators from original equipment and name-brand aftermarket suppliers.

Let us help you find the parts that fit your Volkswagen

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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