21/08/2017
Peugeot RCZ: A Stylish Coupe's Facelift
The Peugeot RCZ, a car synonymous with distinctive styling and a sporty driving experience, received a mid-life refresh that brought its aesthetics in line with Peugeot's evolving design language. This update primarily focused on the vehicle's front end, aiming to inject a dose of contemporary sophistication. While the original RCZ was lauded for its unique and bold appearance, the revised model sought to integrate more seamlessly with Peugeot's newer offerings, such as the sharper-looking 208 hatchback. This article delves into the specifics of the RCZ's design evolution and addresses some common technical questions that owners and enthusiasts might have.
The New Nose: A Refined Aesthetic
When the Peugeot RCZ first emerged at the 2007 Frankfurt Motor Show, it was a clear statement of intent from Peugeot, signalling a return to striking design. Nearly five years later, the automotive landscape and Peugeot's own design philosophy had shifted. The original RCZ featured a front bumper design that shared similarities with the first-generation 308, characterised by a full-width horizontal bar that seemed to hold open a gaping grille. This approach, while distinctive, was subsequently updated.
The revised RCZ sports a completely new front bumper design, which dramatically alters the car's face. The most noticeable change is the grille, now split into two distinct sections. The upper grille is a smaller, trapezoidal unit, reminiscent of the design found on the 208, even featuring the Peugeot lettering along its top edge. This is positioned above a wider, wing-shaped intake that incorporates daytime running lights on its outer edges. Coupled with more angular and modern-looking headlights, the updated RCZ presents a more contemporary and refined appearance. This revised front-end styling not only aligns the RCZ with Peugeot's current design direction but also enhances its overall visual appeal, making it look more current and sophisticated.
RCZ Powertrain Options and Performance
While the exterior design is a significant talking point, the performance and mechanical aspects of the Peugeot RCZ are equally important. The RCZ was offered with a range of potent and efficient engines. To understand the power output, one would need to refer to the specific generation and version of the RCZ. Peugeot has a long history of producing diverse models, and the RCZ is no exception. Technical specifications such as engine power, dimensions, weight, and fuel consumption vary across the different variants. For instance, selecting a specific generation from Peugeot's extensive lineup, which includes models like the 208, 308, and 508, allows access to detailed technical data for each RCZ version.
Understanding Common Technical Issues: Misfires and P0087 Codes
Like many performance-oriented vehicles, the Peugeot RCZ can encounter technical issues. One recurring concern among owners involves misfires, particularly under specific driving conditions, and the interpretation of diagnostic trouble codes (DTCs). A common query revolves around the P0087 code, which typically relates to fuel pressure issues.
Case Study: Misfires and Potential Causes
One owner described a persistent issue with their 2013 Peugeot RCZ (1.6 petrol, 156hp) experiencing violent shaking and misfires, indicated by the engine repair light. This problem typically manifested at motorway speeds (above 70mph) and especially when driving uphill, or during sudden, intense acceleration. Crucially, the car performed perfectly under normal town driving conditions and at lower speeds. Several recent error codes were noted, with discussions on forums suggesting these could relate to cylinder misfires or timing (camshaft and sensor) issues.
The owner had already undertaken several preventative maintenance steps:
- New Spark Plugs: Replaced all spark plugs with Bosch ZR7SI332S.
- New Ignition Coils: Replaced all ignition coils with NGK 48206.
- Oil Change: Performed a routine oil change.
- Sensor Replacements: Replaced camshaft and MAP sensors.
Despite these efforts, the misfire issue persisted. The owner expressed uncertainty about whether the problem lay with the fuel system (specifically the High-Pressure Fuel Pump - HPFP) or engine timing, especially since the P0087 code (related to fuel pressure) had never been triggered. This lack of the P0087 code led to questioning the HPFP as the primary culprit.
Further observations included:
- Fuel Sender Unit Noise: A very loud, constant hissing noise from the fuel sender unit in the fuel tank, suggesting it might be an aftermarket replacement.
- Oily Breather Pipes: Oily PCV section of the rocker cover and turbo intake pipes. The camshaft position sensor was consistently found to be covered in oil, leading to speculation about a potential PCV issue causing misfires under light load.
- ECU Damage: Mention of ECU damage from a previous main battery short circuit, which triggered numerous error codes, although the misfiring issue developed later.
- Timing Codes: A mechanic reported a timing code after a rocker cover replacement, but this was not a Peugeot specialist, leaving the interpretation of the code uncertain.
- Driving Conditions: The misfires were more likely when the car carried extra weight (a passenger) and could be triggered by long uphill motorway drives, but oddly not by short, steep hills with high revs.
- Idling Issues: Erratic idling only occurred when stationary for extended periods (e.g., over 30 minutes in traffic), potentially preceding the misfiring issue upon resuming normal driving.
- Battery Reset: Disconnecting the battery for extended periods had no effect.
The P0087 Code Explained
The P0087 DTC signifies 'Fuel Rail/System Pressure Too Low'. This code is typically triggered when the engine control unit (ECU) detects that the fuel pressure in the fuel rail is below the expected threshold. Potential causes for this can include:
- A failing high-pressure fuel pump.
- Issues with the low-pressure fuel pump in the tank.
- A faulty fuel pressure sensor or its circuit.
- Leaks in the fuel system, including injectors or the fuel rail itself.
- Clogged fuel filter.
Given that the owner had not encountered the P0087 code, it suggests that the fuel pressure, at least as monitored by the ECU, might be within acceptable parameters, or the fault lies elsewhere. The oily components and potential PCV issues could point towards problems with crankcase ventilation, which can indirectly affect engine performance and combustion, especially under load.
The Importance of Service Manuals
For owners keen on maintaining their RCZ or tackling repairs themselves, access to reliable service information is crucial. The availability of RCZ service and repair manuals, including wiring diagrams, can be invaluable. One owner shared information about a comprehensive manual accessible via Google Drive, which details repair and installation procedures, part numbers, and estimated job times. Accessing such resources often requires the vehicle's VIN and RPO number, typically found on the driver's side door pillar. These manuals, often requiring a virtual machine to run on Windows PCs, provide detailed guidance for a wide range of maintenance tasks, making them a legitimate and highly useful resource for DIY mechanics.
Comparative Analysis: Design vs. Functionality
The Peugeot RCZ represents a fascinating balance between striking design and driving dynamics. The mid-life refresh successfully modernised its appearance, bringing it into line with Peugeot's contemporary styling. However, as with many coupes that prioritise aesthetics, potential owners should be aware of the common technical challenges that can arise. The misfire issue, for example, highlights the complexity of modern engine management systems and the need for thorough diagnostics. While the car's grippy chassis and potent engines (especially the efficient diesel variants) ensure a rewarding driving experience, understanding potential issues like those related to the PCV system or fuel delivery is key to maintaining its performance and reliability.
| Aspect | Details | Potential Concerns |
|---|---|---|
| Design | Distinctive coupe styling, updated front-end with modernised grille and headlights. | Original design might be considered more unique by some; updated design aligns with current Peugeot family look. |
| Engine Performance | Offers a range of powerful and efficient engines, including diesel options. | Specific power outputs vary by model. Potential for misfires under load, as reported by some owners. |
| Handling | Known for a grippy chassis and enjoyable driving dynamics. | Wheel alignment issues can affect high-speed stability, though this is a common automotive concern. |
| Maintenance | Service manuals are available, providing detailed repair information. | Complex issues may require specialist knowledge. Oily components (PCV, sensors) can indicate potential problems. |
| Common Faults | Misfires under load, potential PCV system issues, noisy fuel sender units. | Lack of specific DTCs (like P0087) can complicate diagnosis. ECU sensitivity after battery issues is also noted. |
Frequently Asked Questions
Q1: What is the main change in the new nose of the Peugeot RCZ?
A1: The new nose brings the RCZ in line with Peugeot's latest design language. It features a unique front bumper with a split grille – a smaller upper grille similar to the 208, and a wider lower intake with integrated daytime running lights. The headlights are also more angular and modern.
Q2: What power options are available for the Peugeot RCZ?
A2: The Peugeot RCZ was offered with various engine options, including potent petrol and efficient diesel units. Specific power outputs vary depending on the generation and version. Consulting the technical specifications for each variant is necessary to determine the exact power.
Q3: Is a Peugeot RCZ service manual reliable?
A3: Yes, legitimate and comprehensive RCZ service manuals are available. These often include detailed repair procedures, part numbers, and wiring diagrams. Resources found online, such as those shared via platforms like Google Drive, can be highly valuable for maintenance and repairs, provided they are accessed and used correctly.
Q4: Is the P0087 code related to fuel pressure in a Peugeot RCZ?
A4: Yes, the P0087 diagnostic trouble code specifically indicates 'Fuel Rail/System Pressure Too Low'. While this points towards potential issues with the fuel pump or other fuel system components, its absence in a misfire scenario doesn't automatically rule out fuel-related problems entirely, but suggests other causes might be more likely.
Conclusion
The Peugeot RCZ remains a compelling choice for those seeking a stylish and engaging coupe. Its updated design enhances its visual appeal, while its performance, underpinned by a well-engineered chassis, continues to impress. However, potential owners and current drivers should be aware of the technical intricacies, such as the reported misfire issues under load. Thorough diagnostics, consulting reliable service manuals, and understanding the potential causes, whether related to fuel systems, engine timing, or ventilation, are essential for keeping this distinctive French coupe in optimal condition. The car’s overall appeal lies in this blend of striking design and sporty performance, making it a memorable entry in the coupe segment.
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