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Volkswagen Transporter - Caravelle T5 2011 Glow plug pre heat relay 038907281B

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#133


This is a genuine OEM glow plug pre-heat relay / control module for the Volkswagen Transporter and Caravelle T5 fitted with diesel engines. The relay controls power delivery to the glow plugs during cold starts, helping improve engine starting performance and reducing emissions.


Manufactured to Volkswagen factory specifications, this glow plug relay ensures proper communication with the engine ECU and reliable pre-heating operation—ideal for replacing faulty or non-functioning glow plug control modules.


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Part Details


* Genuine Volkswagen OEM part

* Part number: 038907281B

* Also referenced as:

* 038 907 281 B

* Glow plug relay

* Glow plug control unit

* Pre-heat relay module

* Relay number: 457

* Component: Diesel glow plug control module

* Electrical type: OEM multi-pin plug-and-play unit


VW parts suppliers identify 038907281B as the OEM glow plug relay used across several VW Group diesel applications.


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Compatibility


* Volkswagen Transporter T5 / Caravelle – 2003 to 2015

* Specifically suitable for selected:

* 1.9 TDI

* 2.0 TDI

* 2.5 TDI diesel engines


May also fit selected:


* Volkswagen Golf Mk5

* Audi A3 8P

* Volkswagen Passat B6

* SEAT and Skoda diesel models using the same relay module.


⚠️ Always match:


* 038907281B

* Relay number

* Connector configuration

* Engine code


before purchase.


⸻


Function & Benefits


* Controls diesel glow plug pre-heating system

* Assists cold engine starting

* Helps reduce excessive diesel smoke during startup

* Communicates with engine ECU

* Direct OEM replacement – no modification required


A faulty glow plug relay can cause:


* Hard starting when cold

* Glow plug warning light

* Engine management faults

* Excessive white smoke on startup

* Glow plugs not activating correctly

Type: Relay

Terminal Type: Plug

Brand: Volkswagen

Manufacturer Part Number: 038907281B

MPN: 038907281B

Reference OE/OEM Number: 0522120503

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Volkswagen Transporter - Caravelle T5 2011 Glow plug pre heat relay 038907281B

£20.00

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