Scuderia Car Parts specialises exclusively in luxury and exotic marques, and our range of genuine Bentley start buttons reflects the exacting standards these vehicles demand. Whether you are sourcing a replacement engine start button for a Continental GT, a Flying Spur, a Bentayga, a Mulsanne, an Azure, or an Arnage, we supply only genuine OEM parts sourced directly from manufacturers — not approximations of the original specification. Bentley's interior controls are precision-engineered components integrated into complex electrical architectures, and fitment accuracy is non-negotiable. Our team carries the technical knowledge to match the correct part to your specific model and build year. We deliver worldwide, with customers across 85 or more countries relying on us as their specialist source for Bentley OEM start buttons.

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Bentley PM105926PC

Bentley PM105926PC

BUTTON START SWITCH
To Order
$7.61 each
Bentley PM105926PA

Bentley PM105926PA

BUTTON START SWITCH
To Order
$7.61 each
Bentley UD76245

Bentley UD76245

START BUTTON IGNITION
To Order
$174.31 each
Bentley PM105926PD

Bentley PM105926PD

BUTTON START SWITCH
To Order
$7.61 each
Bentley UV11539PA

Bentley UV11539PA

START BUTTON LINK LOOM
PLEASE ENQUIRE
Bentley UG3019

Bentley UG3019

BUTTON
To Order
$73.76 each
Bentley RB4522

Bentley RB4522

BUTTON
PLEASE ENQUIRE
Bentley UD16704

Bentley UD16704

BUTTON
To Order
$5.07 each
Bentley UB14950

Bentley UB14950

BUTTON
PLEASE ENQUIRE
Bentley UD17252

Bentley UD17252

BUTTON
To Order
$9.61 each
Bentley RE3568

Bentley RE3568

BUTTON
PLEASE ENQUIRE
Bentley UG1624

Bentley UG1624

BUTTON
To Order
$125.04 each
Bentley 3Y5819749

Bentley 3Y5819749

BUTTON
To Order
Fits: Bentley Mulsanne (2010+)
$40.48 each
Bentley UB12650

Bentley UB12650

BUTTON
To Order
$5.52 each
Bentley UR16735

Bentley UR16735

BUTTON
PLEASE ENQUIRE
Bentley UE341

Bentley UE341

BUTTON
PLEASE ENQUIRE

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How Bentley Start Buttons Function Within the Vehicle's Electrical System

The start button on a Bentley is not a standalone switch — it is a safety-critical component integrated into the vehicle's keyless entry and engine management systems. When pressed, the ignition button sends a signal through the Body Control Module, which authenticates the key fob, confirms brake input, and authorises ignition of the W12 or twin-turbocharged V8 engine. On models such as the Continental GT and Bentayga, the push start unit must communicate correctly with the Central Electronic Module to complete this sequence without fault codes. The component itself is typically an illuminated, tactile switch engineered to precise resistance and travel tolerances, and must meet OEM specification to function reliably within Bentley's integrated control architecture.

Location, Inspection and Replacement Guidance for Bentley Start Buttons

The start/stop button on Bentley models is located on the centre console, typically positioned to the right of the gear selector on Continental GT, Flying Spur, and Bentayga variants, and in a comparable console position on the Mulsanne and older Azure and Arnage platforms. Because the switch is embedded in a high-contact area of the interior, wear to the illumination ring, tactile mechanism, or internal contacts can develop over time, particularly on higher-mileage vehicles. Signs of failure include intermittent non-response to press inputs, failure of the backlight, or persistent ignition fault codes. Replacement requires careful trim removal to avoid damage to surrounding veneer panels, and the correct part must match the model year's wiring connector and software configuration.

The Case for Genuine OEM Start Buttons on a Bentley

Bentley's interior electronics are calibrated to work within tight tolerances, and a start button that deviates from the original specification — in connector type, resistance values, or illumination voltage — can trigger persistent fault codes or prevent the vehicle from starting entirely. Genuine Bentley start buttons carry the correct OEM part number, match the original switch geometry and electrical profile, and integrate without modification into the vehicle's existing wiring and Body Control Module settings. There is no adjustment required and no compatibility uncertainty. Scuderia Car Parts sources genuine Bentley OEM parts directly, ensuring you receive a component built to the original factory standard, backed by our specialist fitment knowledge.