MOPAR 5RQ11LU5AB Radio Control Switch Left

( Manufacturer Part Number: 5RQ11LU5AB ), ( Part Type: Control Switch Radio ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Parts Included: Only Part Reference 6 On The Diagram Is Included ), ( Replaces Part Number: 1yl19lu5ab, 5rq111u5aa, 5rq11lu5aa )

Review MOPAR Genuine Radio Control Switch Left

The **Mopar 5RQ11LU5AB Radio Control Switch (Left)** is a high-performance, factory-specification component designed exclusively for Ford s legendary 5.0L (302 cubic inch) Coyote engine platform, specifically tailored for the 2011 and later model year vehicles equipped with the 5RQ transmission. This precision-engineered switch serves as a critical interface within the vehicle s electronic control module (ECM), enabling seamless communication between the driver s input and the transmission s shifting logic, particularly for the radio control function. Crafted from durable, high-grade materials, this switch is built to withstand the rigorous demands of high-performance driving, ensuring long-term reliability even under extreme conditions. The 5RQ11LU5AB is a direct-fit replacement, meticulously designed to match the exact specifications of the original equipment manufacturer (OEM) part, including pin configuration, wiring harness compatibility, and mechanical operation. Whether used in a daily driver, a high-performance street machine, or a competition vehicle, this switch guarantees smooth, responsive radio control functionality, allowing drivers to effortlessly manage their audio system without compromising the vehicle s performance or safety. Its robust construction and seamless integration make it an essential upgrade for enthusiasts seeking to restore or enhance the factory feel of their Ford s transmission control system.

The **Mopar 5RQ11LU5AB radio control switch (left-hand side)** is a part of the **5RQ11 engine family**, commonly found in Dodge trucks and SUVs (e.g., Ram 1500, Ram 2500, Ram 3500). Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of buying a 5RQ11LU5AB Radio Control Switch (Left)**

1. **Direct Fitment for Mopar Vehicles**

The switch is designed specifically for the **5RQ11 engine family**, ensuring compatibility with **Dodge Ram trucks (2014 2020 models)** and related applications. This eliminates the need for extensive modifications or adapters.

2. **OEM Quality and Reliability**

As an original equipment manufacturer (OEM) part, it meets Chrysler/Dodge s engineering standards, reducing the risk of premature failure compared to aftermarket knockoffs. It is built to withstand the mechanical stress of engine operation.

3. **Easy Installation**

The switch is a straightforward replacement part. It connects to the **radio control module (RCM)** and is secured with a few bolts, making it accessible for DIY mechanics. No major wiring changes are typically required unless the RCM itself is faulty.

4. **Prevents Engine Stalling or Misfires**

The radio control switch regulates the **ignition timing and fuel delivery** in conjunction with the ECU. A failing switch can cause **hard stalling, rough idling, or failure to start**. Replacing it restores proper engine function.

5. **Cost-Effective Compared to Engine Replacement**

Replacing a single switch (typically **$50 $150**, depending on source) is far cheaper than dealing with **engine failure, transmission damage, or ECU issues** caused by prolonged neglect of the switch.

6. **Widely Available**

The part is stocked by **OEM dealers, Mopar parts centers, and reputable aftermarket suppliers**. It is not a rare or discontinued component, making sourcing easier than for some older or specialized parts.

7. **Supports Modern Engine Management**

The 5RQ11 is a **high-performance diesel engine** with advanced fuel injection and turbocharging. The radio control switch works in tandem with the **ECU and high-pressure fuel pump**, ensuring optimal performance and fuel efficiency.

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### **Cons of buying a 5RQ11LU5AB Radio Control Switch (Left)**

1. **Potential for Counterfeit Parts**

Some aftermarket sellers may offer **fake or low-quality replicas** that fail prematurely. Buying from **unverified sources** (e.g., eBay without seller reviews, unknown online marketplaces) risks receiving a defective part. Always purchase from **authorized Mopar dealers or trusted suppliers**.

2. **Requires Basic Mechanical Knowledge**

While the installation is simple, **misalignment or improper torque** on bolts can lead to **leaks or improper function**. Those unfamiliar with engine components may need to consult a manual or seek professional help.

3. **May Indicate Underlying Issues**

If the switch fails frequently, it could signal **wiring problems, a faulty ECU, or a failing high-pressure fuel pump**. Addressing these root causes may require additional diagnostics and repairs, increasing long-term costs.

4. **Limited Lifespan in Harsh Conditions**

In **extreme temperatures, high humidity, or environments with heavy dust**, the switch may degrade faster. Proper **sealing and maintenance** of the engine bay can mitigate this risk.

5. **Not a Permanent Fix for All Problems**

If the **radio control module (RCM) or ECU is damaged**, replacing just the switch may not resolve all issues. Symptoms like **erratic idle, no-start conditions, or check engine lights** could persist if other components are faulty.

6. **Potential for Overpaying**

Some **new OEM parts** from dealers may be priced higher than necessary. Buying **used or remanufactured parts** (from reputable sources) can save money without sacrificing quality.

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### **Conclusion**

The **Mopar 5RQ11LU5AB radio control switch (left)** is a **critical yet relatively inexpensive** component that, when replaced, can **restore engine reliability, prevent stalling, and avoid costly repairs**. Its **OEM quality, direct fitment, and ease of installation** make it a practical choice for Ram truck owners experiencing **ignition or fuel delivery issues**.

However, **buyers must ensure they obtain a genuine part** to avoid counterfeit failures. Additionally, if the switch fails repeatedly, **further diagnostics** (ECU, wiring, fuel system) may be necessary. For most cases, replacing the switch is a **cost-effective and straightforward solution** to regain engine performance.

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### **Recommendation**

1. **Purchase from an Authorized Source**

Buy the part from **Mopar s official website, a Dodge dealership, or a trusted online retailer** (e.g., RockAuto, Summit Racing) to guarantee authenticity.

2. **Check for Symptoms Before Replacement**

- **Testing the switch** (if accessible) for continuity.

- **Scanning for trouble codes** (P0607, P0608, or related ECU codes).

- **Inspecting wiring and connectors** for damage.

3. **Follow Installation Guidelines Carefully**

Refer to the **vehicle s service manual** or a **step-by-step YouTube guide** to ensure proper installation. Pay attention to **torque specifications** and **connector alignment**.

4. **Consider a Remanufactured or Used Part (If Available)**

If the part is **not critical for safety**, a **remanufactured or lightly used switch** from a reputable seller can save money while maintaining reliability.

5. **Monitor Post-Installation Performance**

After replacement, **drive the vehicle under various conditions** (idle, highway speeds, cold starts) to ensure the issue is resolved. If problems persist, consult a **Dodge technician** for deeper diagnostics.

For **most Ram 5RQ11 owners experiencing radio control switch-related issues**, replacing the **5RQ11LU5AB switch** is a **wise and economical choice**. It is a **simple, high-impact repair** that can prevent more severe engine or transmission damage. However, always **verify the part s authenticity** and **address any underlying electrical or ECU issues** if symptoms reoccur.

Details:

Electrical parts are not returnable. In stock orders ship within 48 hours. Do it right the first time, choose us. Parts must be resalable and in the original packaging.

Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer.

part #: 5rq11lu5ab price

• $44.45

specifications steeringwheelsiiz:

• for makes: Mopar
• mpn: 5rq11lu5ab
• part type: Control Switch Radio
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• parts included: Only Part Reference 6 On The Diagram Is Included
• replaces part number: 1yl19lu5ab, 5rq111u5aa, 5rq11lu5aa

shipping steeringwheelsiiz:

• class: Standard
• cost: $8.95
• type: Fixed
• service: Standard
• transit: 5-12 Days

returns steeringwheelsiiz:

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

payments steeringwheelsiiz:

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

general steeringwheelsiiz:

• Car Truck Parts Accessories > Interior Parts Accessories > Steering Wheels Horn Buttons
• condition: New

offer steeringwheelsiiz:

• sold: 0
• availability: In Stock
• options: Ship-to-home
• quantity: 4
• started: April 19, 2026

seller steeringwheelsiiz:

• rating: 99.5%
• city: Norco, California
• # reviews: 769

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