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Mercedes AMG GTXX LEAKED: The Explicit Images That Are Breaking The Internet!

Mar 15, 2026 • minute read

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Have you seen the leaked images? The automotive world is buzzing with speculation, excitement, and a touch of controversy over the recently surfaced explicit photographs of the upcoming Mercedes-AMG GTXX. Spy shots and design renderings are flooding forums and social media, offering an unprecedented, uncamouflaged look at what promises to be one of the most formidable sports cars on the planet. But while enthusiasts dissect every curve and vent, a very different conversation is happening in garages and online communities across the globe—a conversation about the real-world challenges of owning and maintaining a Mercedes-Benz, regardless of whether it's a classic W211 or the next hyper-GT. This article dives deep into that world, using actual owner queries and expert advice to bridge the gap between the hype of the unreleased and the realities of the driven.

We’ll navigate everything from cryptic fault codes and steering sensor failures to the practicalities of AdBlue top-ups and the eternal quest for the perfect tyre. Consider this your comprehensive field guide to Mercedes ownership, inspired by the very questions owners are asking. Because before you can appreciate the raw aesthetics of a leaked GTXX, it helps to understand the intricate engineering—and occasional eccentricities—that define the three-pointed star.

Decoding the Digital Language: Understanding Mercedes Fault Codes

One of the most common entry points into the world of Mercedes diagnostics is a mysterious warning light on the dash, often accompanied by a cryptic alphanumeric code. As one owner frantically posted, "Hi guys, does anyone know what this fault code means from star?" This sentiment echoes across countless forums. The STAR diagnostic system is the official Mercedes-Benz diagnostic and programming tool, the key to unlocking the car's internal computer language. Without it, owners are left guessing, often turning to the internet in desperation: "Ive looked all over tinternet and cant find any answers!"

A prime example is the code P068500. This specific OBD-II trouble code translates to "ECU/PCM Power Relay Sense Circuit / Open" or more specifically for Mercedes, "The output for relay circuit 87 (combustion engine) has an error." This isn't a simple sensor issue; it points to a problem in the primary power supply circuit for the engine control unit (ECU). The relay responsible for feeding constant battery power to the ECU when the ignition is on may be faulty, its wiring damaged, or the connection corroded. Symptoms can range from a hard-start condition to a complete no-start, with the engine cranking but not firing. Diagnosing this requires the STAR system or a professional-grade equivalent to perform active tests on the relay control and monitor live data from the ECU's power input. It’s a reminder that modern cars are complex electrical ecosystems, and a single failed relay can paralyze the entire drivetrain.

The Steering Angle Sensor: A Delicate Calibration

A particularly insidious issue that can leave drivers stranded is related to the steering angle sensor. As one experienced forum member advised regarding a car with ESP and steering warnings: "Hi well if he has moved the steering wheel he has probley broken steering angle sensor. what you need to do know is take it to someone with star machine or merc dealer to read esp put steering." This highlights a critical truth: the steering angle sensor is not just for measuring wheel position for the power steering; it's a fundamental input for the Electronic Stability Program (ESP), traction control, and even some airbag systems.

The sensor is a delicate potentiometer or Hall-effect unit mounted on the steering column. It can be damaged by forcing the steering wheel against the lock when the car is stationary, by a faulty clock spring (the spiral cable that allows the wheel to turn while maintaining electrical connections), or through general wear. When it fails or loses its calibration, multiple warning lights—ESP, steering wheel, sometimes even the brake light—will illuminate on the dash. The car may enter a "limp mode" with reduced power. The fix is two-fold: first, diagnose the sensor's resistance values and circuit for faults using a STAR diagnostic tool. Second, and most importantly, perform a steering angle sensor calibration (or "basic setting"). This procedure requires the wheels to be perfectly straight and the sensor zeroed via the diagnostic software. It is not a job for generic scan tools; it demands the proprietary Mercedes software to ensure the sensor's output aligns perfectly with the vehicle's geometry. Attempting to DIY this without proper knowledge can lead to dangerous handling characteristics.

The AdBlue Conundrum: Emissions, Warnings, and DIY Top-Ups

For owners of modern diesel Mercedes, AdBlue is a non-negotiable reality. This urea-based solution is injected into the exhaust stream to reduce harmful nitrogen oxide (NOx) emissions. When the system detects a low fluid level, a stark message appears: "Got the adblue low, requires topping up warning message." Ignoring this warning eventually leads to a more severe one, and ultimately, the car will not restart after a certain distance to prevent excessive emissions.

The good news is that topping up AdBlue is one of the simplest maintenance tasks a owner can perform. As one user noted, "I've previously had this done at a service but one not due for 3 months so i thought i'd do it myself. Went to halfords and got 10 litres of." AdBlue is widely available at auto parts stores like Halfords, motorway services, and fuel stations. The filler is typically located near the diesel filler neck or in the boot (trunk), identified by a blue cap. Crucially, use only genuine AdBlue (ISO 22241). Cheaper, contaminated alternatives can destroy the selective catalytic reduction (SCR) system, leading to repair costs in the thousands. The process is simply unscrewing the cap and pouring the fluid in—no special tools needed. The warning will reset automatically after a few ignition cycles once the system detects sufficient level. This small, £10-£15 task is a vital part of diesel Mercedes ownership, preventing costly immobilization.

Electrical Gremlins: Battery Warnings and the Auxiliary Battery

Mercedes, especially models from the W211 era (2002-2009) and later, employ sophisticated battery management systems. A common dashboard concern is the illumination of the battery symbol alongside a message like "Battery protection is displayed on the dash." As one owner of a W211 220 CDI reported: "All im currently working on a w211 220cdi, the battery symbol and battery protection is displayed on the dash."

This often points to an issue with the auxiliary (or "boot") battery. Many Mercedes use a dual-battery system: a main starter battery under the hood and a smaller auxiliary battery in the boot to support the extensive electrical load when the engine is off (for keyless entry, infotainment, etc.). If the auxiliary battery fails or its connection is poor, the car's intelligent alternator control (IAC) system detects a voltage irregularity and triggers warnings to protect the main battery from deep discharge. The solution, as the owner discovered, is often straightforward: "Replaced the boot battery with a new one, with the engine running voltage at the..." (presumably normal). However, diagnosis should always begin with checking the charging voltage at both batteries with the engine running (should be ~13.8-14.4V) and performing a load test. Corroded or loose battery terminals are a frequent culprit. Always replace the auxiliary battery with one of the correct specification (AGM type if required) and ensure the battery management system is reset via a diagnostic tool like STAR to recalibrate the system to the new battery's characteristics.

Engine Longevity: Chains, High Mileage, and Peace of Mind

A persistent myth in the Mercedes community is that high-mileage examples are ticking time bombs, particularly concerning timing chains on certain V6 and V8 engines. This fear was directly addressed by a specialist: "I recently contacted a specialist mercedes service station and said they have seen many cars with 300.000 plus on the 0646 engine same chain so should be good for many miles unless you..." The "0646" likely refers to the M272 or M273 engine family (3.0L-3.5L V6/V8), which was indeed equipped with a timing chain instead of a belt.

The specialist's insight is crucial. While early versions of these chains were prone to premature wear and failure due to tensioner issues or poor oil maintenance, many well-maintained examples have surpassed 300,000 miles on their original chains. The key qualifiers are "well-maintained." This means:

Strict adherence to oil change intervals using the correct specification (e.g., 229.5/229.51) synthetic oil.
Avoiding frequent short trips that prevent the oil from reaching optimal temperature and viscosity.
Addressing any timing chain tensioner rattles (a known "chirping" noise on cold start) immediately, as this is a precursor to failure.
Regular inspections during major services.

So, a high-mileage Mercedes with a documented service history on a known chain engine can be a robust and reliable purchase. The fear should be directed at neglected examples, not the odometer reading itself.

The Essential Contact: Why Tyres Are Non-Negotiable

Amidst all the electronic warnings and diagnostic codes, it's easy to forget the most fundamental connection between car and road: the tyres. As one succinctly put it: "Tyres are the essential point of contact between a car and the." (the road, implicitly). This is not just a platitude; it's a critical safety and performance truth. Your tyres are the only components responsible for acceleration, braking, cornering, and absorbing road imperfections.

For a high-performance vehicle like a Mercedes-AMG, tyre choice and condition are paramount. Worn, under-inflated, or low-quality tyres will:

Drastically increase stopping distances.
Reduce grip, leading to understeer or oversteer, especially in wet conditions.
Negatively impact ride quality and noise levels.
Place extra strain on suspension and drivetrain components.

Actionable Tip: Regularly check tyre pressure (monthly and before long trips) against the manufacturer's placard (found on the driver's door jamb). Inspect tread depth (the legal minimum in the UK is 1.6mm across the central three-quarters of the tread, but for safety, consider replacing at 3mm). Look for uneven wear, which can indicate alignment issues. For a Mercedes, investing in premium tyres (like Michelin Pilot Sport, Continental SportContact, or Pirelli P Zero) appropriate for your model and climate is one of the best performance and safety upgrades you can make.

Diagnostic Tools: STAR, Copies, and the Quest for the Right Connection

The discussion around fault codes inevitably leads to the tools used to read them. The consensus among experts is clear: "Thats ok yes star is the real mercedes tool, there are copies like carsoft, launch x431 and a few more."Mercedes-Benz STAR (StoreStar or XENTRY/Diagnostic Assistant) is the factory-standard, proprietary software and hardware system. It provides the deepest level of access, including:

Reading all manufacturer-specific fault codes.
Performing actuator tests (e.g., cycling window motors, pumps).
Coding and programming modules.
Performing critical adaptations and calibrations (like the steering angle sensor).

Aftermarket tools like CarSoft, Launch X431, or Autel have come a long way. Many can read and clear generic and some manufacturer-specific codes, perform basic services, and offer live data. However, they often lack the full capability for advanced coding, programming, or specific calibrations required for newer models or complex systems. For a simple check engine light, a good quality aftermarket scanner may suffice. For anything involving ESP, airbags, SBC brakes, or module programming, STAR or its official successor XENTRY is indispensable. The choice often comes down to budget and required functionality. For a professional or serious enthusiast, access to STAR (via a legitimate subscription or a trusted independent with a license) is the gold standard.

The Wisdom of the Forums: Meet the Experts

The fragmented, urgent questions at the start of this article are not isolated; they are the lifeblood of online Mercedes communities. On forums like Mercedes-Benz Club, BenzWorld, and Mercedes-AMG, a hierarchy of knowledge emerges. A prime example is the user "Botus" (Senior Member, joined Jul 29, 2014, 6,287 messages, 2,489 reaction score, location UK), who, in a thread about an S500 from 2010, provided a stark update: "i looked the other day they killed it off." This refers to the discontinuation of certain diagnostic access or parts, a common reality for aging platforms.

These senior members become de facto experts, their experience spanning decades and countless models. They provide context a simple code reader cannot: "I've seen this on the W220 S-Class, but it's rare on the W221," or "That noise is the hydraulic pump for the ABC suspension, and here's how to diagnose it." Their value lies in pattern recognition—knowing which symptoms cluster together to point to a single, often overlooked, root cause. For any owner, lurking and searching these forums with your car's chassis code (e.g., W211, C207) and fault code is the first and most valuable diagnostic step. The collective intelligence of thousands of owners and mechanics is a resource more powerful than any single manual.

Sponsored Spotlight: The Value of Specialized Care

In the vast ocean of online advice, sometimes the most reliable path leads back to a specialist. This is where businesses like Heaney Motor Co, "based in the small rural village of..." (location implied), come into their own. While the snippet is cut off, the sponsorship signals a trusted local independent. For complex issues—like the steering angle sensor calibration, SBC brake system work, or diagnosing intermittent electrical gremlins—a Mercedes-specialist independent is often the best choice.

These workshops typically:

Invest in genuine STAR/XENTRY diagnostic equipment.
Employ technicians trained specifically on Mercedes systems.
Have deep knowledge of model-specific quirks (e.g., the known issues with the 722.6 transmission valve body, or the intake manifold runner flaps on M272 engines).
Offer labour rates significantly lower than a main dealer while maintaining expertise.
Source genuine or high-quality OEM parts.

When your car displays a critical warning that generic garages can't solve, seeking out such a specialist, often found in unassuming rural locations, can save thousands in misdiagnosis and ensure the repair is done correctly the first time.

The Bigger Picture: Motorsport, Media, and the Hype Cycle

The frenzy around a leaked supercar exists within a larger ecosystem of automotive passion. The leaked images from L’Automobile magazine ("Images published by l’automobile magazine reveal the...") are the modern equivalent of the spy photographers of the 1960s, risking all to capture the next big thing. This feeds into a "homage to motorsport" that Mercedes-AMG embodies. The GTXX, likely a hyper-GT rival to the Porsche 918 Spyder or McLaren P1, isn't just a car; it's a statement of engineering prowess, drawing directly from the brand's success in Formula 1 and GT racing.

Simultaneously, the "latest news and headlines from yahoo news" and other aggregators amplify every rumor, creating a feedback loop of anticipation. This media cycle is a world away from the gritty reality of a W211 with a failing auxiliary battery, yet both are part of the Mercedes tapestry. The "exclusive insights and individual offers" ("Exklusive einblicke und individuelle angebote" / "Exclusive insights and individual offers") promised by the brand itself to its most loyal customers—often through exclusive events or early access—mirror the insider knowledge sought by forum dwellers troubleshooting their own cars. It’s all about access: to the car, to its secrets, to its performance potential.

Conclusion: Bridging the Hype and the Highway

The leaked images of the Mercedes-AMG GTXX give us a tantalizing glimpse into the future of automotive engineering—a future of breathtaking design, hybrid powertrains, and stratospheric performance. Yet, the conversations happening in the trenches of ownership are equally important. They remind us that a car, no matter how spectacular, is ultimately a collection of systems—electrical, mechanical, hydraulic—that require understanding, care, and sometimes, expert intervention.

From decoding P068500 to mastering an AdBlue top-up, from respecting the steering angle sensor's fragility to appreciating a timing chain's longevity with proper maintenance, these are the skills that keep the Mercedes experience alive and enjoyable. The tools—whether a STAR diagnostic or a trusted local specialist like Heaney Motor Co—are the keys to unlocking that understanding. So, as you scroll through the sensationalized spy shots of the GTXX, spare a thought for the robust, complex, and deeply rewarding machines already on the road. True automotive passion isn't just found in the next big leak; it's forged in the daily dialogue between driver and machine, a conversation spoken in the language of fault codes, service intervals, and the simple, profound joy of a perfectly calibrated ride.

Mercedes-AMG GT XX - Battery Design

Mercedes-AMG GT XX - Battery Design

Mercedes-AMG GT XX - Battery Design