What role do Relay Boxes play in the operation of electrical accessories on Volkswagen GTI?

A number of electrical items in the car such as the fuel injection, horns, starter and the fog lamps use relays to send electrical signals to the parts. The principle of operation of relays is that a small current, called the control circuit, is used to switch the current of a large current, called the power circuit. The faulty relay will lead to inappropriate functioning of the component in question. In most cases, the majority of the relays are mounted in the engine compartment fuse/relay box.

Genuine Volkswagen GTI Relay Boxes

Relay Block

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8 Relay Boxes found

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Volkswagen GTI Junction Block Part Number: 5WA-937-615
$26.51 MSRP: $44.18
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Product Specifications
- Other Name: Plate
- Warranty: This genuine part is guaranteed by Volkswagen's factory warranty.
Fits the following Vehicles:
- 2022-2024 Volkswagen GTI | 40th Anniversary Edition, Autobahn, S, SE | 4 Cyl 2.0 L GAS
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Volkswagen GTI Housing Part Number: 5Q0-907-361-D
$58.43 MSRP: $81.16
You Save: $22.73 (29%)
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Product Specifications
- Other Name: Fuse & Relay Box
- Warranty: This genuine part is guaranteed by Volkswagen's factory warranty.
Fits the following Vehicles:
- 2018-2021 Volkswagen GTI | Autobahn, Rabbit Edition, S, SE | 4 Cyl 2.0 L GAS
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Volkswagen GTI Housing Part Number: 5Q0-907-361-G
$58.43 MSRP: $81.16
You Save: $22.73 (29%)
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Product Specifications
- Other Name: Fuse & Relay Box
- Replaces: 5Q0-907-361-C
- Warranty: This genuine part is guaranteed by Volkswagen's factory warranty.
Fits the following Vehicles:
- 2015-2017 Volkswagen GTI | Autobahn, S, SE, Sport | 4 Cyl 2.0 L GAS
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Volkswagen GTI Fuse & Relay Box Part Number: 5Q0-937-125-D
$157.07 MSRP: $219.99
You Save: $62.92 (29%)
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Product Specifications
- Other Name: E Box; Fuse & Relay Box, Fuse Box Main, Relay Fuse Plate
- Warranty: This genuine part is guaranteed by Volkswagen's factory warranty.
Fits the following Vehicles:
- 2018-2021 Volkswagen GTI | Autobahn, Rabbit Edition, S, SE | 4 Cyl 2.0 L GAS
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Volkswagen GTI Fuse & Relay Box Part Number: 1K0-937-125-D
$233.23 MSRP: $326.65
You Save: $93.42 (29%)
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Product Specifications
- Other Name: Plate; Relay Fuse Plate
- Replaces: 1K0-937-125-B, 1K0-937-125-C
- Warranty: This genuine part is guaranteed by Volkswagen's factory warranty.
Fits the following Vehicles:
- 2010-2014 Volkswagen GTI | Base, Driver's Edition, Wolfsburg Edition | 4 Cyl 2.0 L GAS
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Volkswagen GTI Module Part Number: 7N0-907-530-AK-Z00
$333.05 MSRP: $454.99
You Save: $121.94 (27%)
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Product Specifications
- Other Name: Interface
- Replaces: 1K0-907-530-Q, 1K0-907-530-AD, 1K0-907-530-F, 1K0-907-530-L, 7N0-907-530-C, 7N0-907-530, 7N0-907-530-H-Z00, 7N0-907-530-M-Z00, 1K0-907-530-E, 1K0-907-530-J, 1K0-907-530-S, 1K0-907-530-P, 1K0-907-530-AA, 7N0-907-530-AF-Z00, 7N0-907-530-AB-Z00, 7N0-907-530-R-Z00, 1K0-907-530-D, 1K0-907-530-K
- Warranty: This genuine part is guaranteed by Volkswagen's factory warranty.
Fits the following Vehicles:
- 2010-2014 Volkswagen GTI | Base, Driver's Edition, Wolfsburg Edition | 4 Cyl 2.0 L GAS
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Volkswagen GTI Fuse & Relay Box Part Number: 1K0-937-124-K
$408.69 MSRP: $558.32
You Save: $149.63 (27%)
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Product Specifications
- Other Name: Plate; Relay Fuse Plate
- Warranty: This genuine part is guaranteed by Volkswagen's factory warranty.
Fits the following Vehicles:
- 2006-2009 Volkswagen GTI | Base, Fahrenheit | 4 Cyl 2.0 L GAS
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Volkswagen GTI Module Part Number: 3C8-937-049-AC
$649.75 MSRP: $819.35
You Save: $169.60 (21%)
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Product Specifications
- Other Name: Control Unit; Control Module
- Replaces: 3C0-937-049-F, 3C0-937-049-L, 3C0-937-049-S, 3C8-937-049-AB, 3C8-937-049-F, 1K0-937-049-M-Z0A, 1K0-937-049-M, 3C0-937-049-D, 3C0-937-049-E, 3C0-937-049-AG, 3C8-937-049-S, 3C0-937-049-AL, 3C0-937-049-G, 1K0-937-049-C-Z01, 1K0-937-049-C, 3C0-937-049-AC
- Warranty: This genuine part is guaranteed by Volkswagen's factory warranty.
Fits the following Vehicles:
- 2006-2009 Volkswagen GTI | Base, Fahrenheit | 4 Cyl 2.0 L GAS

Volkswagen GTI Relay Boxes

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Volkswagen GTI Relay Boxes Parts and Q&A

Housing
5Q0-907-361-D
Q: What role do Relay Boxes play in the operation of electrical accessories on Volkswagen GTI?
A:
A number of electrical items in the car such as the fuel injection, Horns, starter and the fog lamps use relays to send electrical signals to the parts. The principle of operation of relays is that a small current, called the control circuit, is used to switch the current of a large current, called the power circuit. The faulty relay will lead to inappropriate functioning of the component in question. In most cases, the majority of the relays are mounted in the engine compartment fuse/relay box.