MITSUBISHI MR578861 Pedal Travel Sensor

( Manufacturer Part Number: MR578861 ), ( Part Type: Pedal Sensor ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Year: 2004 2005 2006 )

Review MITSUBISHI Genuine Pedal Travel Sensor fits OUTLANDER 2004–2006

The **Mitsubishi MR578861 Pedal Travel Sensor** is a high-performance, precision-engineered component designed to enhance the responsiveness and safety of modern automotive throttle systems. This advanced sensor plays a critical role in the vehicle s electronic throttle control (ETC) mechanism, ensuring seamless communication between the driver s foot and the engine s power delivery. Crafted with Mitsubishi s signature reliability and engineering excellence, this sensor features a robust, durable construction that is built to withstand the demands of daily driving, extreme temperatures, and prolonged exposure to harsh environmental conditions. The MR578861 operates using a linear potentiometer design, which allows for precise and consistent measurement of pedal displacement, translating even the slightest movement of the accelerator into accurate electrical signals for the engine control unit (ECU). This level of precision is essential for optimizing throttle response, improving fuel efficiency, and maintaining smooth acceleration whether in stop-and-go traffic or high-speed cruising. The sensor is compatible with a wide range of Mitsubishi vehicles, including popular models from the Outlander, Lancer, and Pajero lines, as well as other makes and models equipped with electronic throttle systems, making it a versatile and indispensable part for both original equipment and aftermarket applications. Its compact yet sturdy design ensures easy installation, often requiring minimal adjustments to the existing throttle linkage, while its sealed construction protects internal components from dust, moisture, and debris, reducing the risk of malfunctions over time. Whether replacing a worn-out original sensor or upgrading an existing system for enhanced performance, the Mitsubishi MR578861 Pedal Travel Sensor delivers a perfect blend of accuracy, durability, and compatibility, ensuring that drivers experience a more refined and controlled driving experience with every press of the accelerator.

### **Pros and Cons of buying a Mitsubishi MR578861 Pedal Travel Sensor**

1. **Compatibility** This sensor is designed specifically for Mitsubishi vehicles, ensuring a proper fit without modification. It is commonly used in models like the Eclipse, Lancer, and Galant, making it a reliable choice for those vehicles.

2. **Enhanced Safety** The pedal travel sensor helps monitor the position of the accelerator pedal, which is crucial for preventing unintended acceleration or sudden surges in speed. This can be particularly important in older vehicles where wiring or mechanical issues may cause erratic behavior.

3. **Easy Installation** The sensor is typically a plug-and-play replacement, requiring minimal wiring knowledge. Most users can install it themselves with basic tools, reducing labor costs.

4. **Cost-Effective** Compared to full throttle body or engine control unit (ECU) replacements, this sensor is relatively inexpensive. It is often the first component checked in cases of false accelerator pedal issues.

5. **Prevents Further Damage** If a faulty sensor is causing erratic throttle responses, replacing it early can prevent additional wear on the throttle body, wiring harness, or even the engine.

6. **Widely Available** As a common OEM or aftermarket part, it is easy to find through automotive suppliers, online retailers, or even at local parts stores.

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1. **Potential Counterfeit Issues** Some aftermarket sensors may be low-quality or counterfeit, leading to premature failure or incorrect functionality. Buying from reputable sellers (such as OEM suppliers or trusted online marketplaces) helps mitigate this risk.

2. **Diagnostic Confusion** If the issue is not actually the pedal travel sensor but another component (e.g., a faulty throttle position sensor, wiring problem, or ECU glitch), replacing just this part may not resolve the problem. A proper diagnostic scan is essential before purchase.

3. **Limited Lifespan** Like any electronic component, this sensor can wear out over time, especially in high-mileage vehicles. It may need replacement again in the future.

4. **Mixed Reviews on Aftermarket Quality** While OEM sensors are reliable, some aftermarket alternatives may not match the performance or durability of the original. This can lead to frustration if the issue persists after installation.

5. **Requires Basic Mechanical Knowledge** While installation is straightforward, those unfamiliar with automotive wiring or sensors may struggle with proper connection or calibration, potentially voiding warranties or causing further issues.

6. **Not a Universal Fix** If the problem stems from a software issue in the ECU or a mechanical failure in the pedal linkage, replacing the sensor alone will not address the root cause.

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The **Mitsubishi MR578861 Pedal Travel Sensor** is a practical and cost-effective solution for vehicles experiencing false accelerator pedal issues. It is a reliable OEM or high-quality aftermarket part that can significantly improve safety and drivability when the problem is indeed sensor-related. However, it is not a universal fix, and proper diagnostics are necessary to ensure it resolves the underlying issue.

Before purchasing, verify that the sensor is compatible with your specific vehicle model and year. Additionally, consider buying from a trusted supplier to avoid counterfeit or low-quality parts. If the problem persists after replacement, further diagnostics (such as checking the throttle body, wiring, or ECU) may be required.

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- **Buy it if:** You have confirmed through diagnostics that the pedal travel sensor is faulty, and you are comfortable with basic installation. Choose an OEM or reputable aftermarket brand to ensure reliability.

- **Avoid buying it if:** The issue is not clearly linked to the sensor, or you lack confidence in diagnosing the problem yourself. In such cases, consult a professional mechanic first.

- Perform a **scan tool diagnostic** to confirm the sensor is the source of the issue.

- Purchase from a **verified seller** (e.g., RockAuto, Amazon with positive reviews, or a local Mitsubishi dealer).

- Follow the **installation instructions carefully**, ensuring proper wiring and connection.

- If the problem recurs, **recheck other components** (throttle body, wiring, ECU) or seek professional assistance.

For most Mitsubishi owners dealing with accelerator pedal issues, this sensor is a worthwhile investment when used correctly. However, always prioritize accurate diagnostics to avoid unnecessary replacements.

Details:

Parts must be resalable and in the original packaging. Electrical parts are not returnable. South Park Mitsubishi. Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer.

Genuine Mitsubishi Pedal Travel Sensor MR578861: Parts: Outlander.

part #: mr578861 prices

• $23.49-$30.80

specifications pedalspadsaz:

• for models: Outlander
• for makes: Mitsubishi
• for years: 2004-2006
• mpn: Mr578861
• part type: Pedal Sensor
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• year: 2004 2005 2006

seller pedalspadsaz:

• rating: 100.0%
• # reviews: 26
• city: Bethel Park, Pennsylvania

returns pedalspadsaz:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

general pedalspadsaz:

• condition: New
• Car Truck Parts Accessories > Interior Parts Accessories > Pedal Assemblies, Pads Parts

offer pedalspadsaz:

• sold: 0
• options: Ship-to-home
• quantity: 1
• availability: In Stock
• started: February 5, 2026

shipping pedalspadsaz:

• service: Standard
• class: Standard
• cost: $25.88
• type: Fixed
• transit: 4-9 Days

payments pedalspadsaz:

• credit card: Discover
• wallet: Google-pay
• other

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