FORD 1L5A-13A603-AA Security Car Alarm Module Door Lock Unlock Parking Lights

( Manufacturer Part Number: 1L5A-13A603-AA ), ( Type: Car Alarm ), ( Features: Door Lock, Door Unlock, Parking Lights, Hood Lock )

Review FORD Vehicle Security System Car Alarm Module Door Lock Unlock Parking Lights

The **Ford 1L5A-13A603-AA Security Car Alarm Module with Door Lock Unlock and Parking Lights** is a high-performance, factory-direct replacement security system designed to enhance the safety, convenience, and functionality of your Ford vehicle. Engineered to meet or exceed OEM specifications, this advanced alarm module integrates seamlessly with your vehicle s existing electrical system, providing robust protection against theft while offering intuitive features for everyday use. At its core, this module features a sophisticated anti-theft system with a **remote keyless entry transmitter**, allowing you to lock, unlock, and even activate the alarm with the push of a button, ensuring peace of mind whether you're approaching your car or leaving it unattended. Beyond basic security, the system includes **door lock unlock functionality**, enabling you to remotely unlock your vehicle s doors ideal for accessing your car without fumbling for keys, especially in inclement weather or when carrying groceries. The integrated **parking lights** further elevate convenience by automatically illuminating your vehicle s rear lights when the alarm is triggered, making it easier for you to locate your car in a crowded parking lot or dimly lit area.

This module is built with **durable, high-quality components** to ensure long-term reliability, including a **waterproof and dust-resistant housing** that protects against environmental elements, ensuring consistent performance in various conditions. The system is compatible with a wide range of Ford models, including those equipped with **push-button start, keyless ignition, or traditional key-based systems**, making it a versatile upgrade for both newer and older vehicles. The alarm itself is equipped with **multiple sensor inputs**, such as door ajar, hood pop, and trunk release detection, which trigger a **loud, piercing siren** and flashing hazard lights to deter potential thieves while alerting you to any unauthorized access. For added security, the module supports **immobilizer integration**, preventing the engine from starting without the correct key fob or ignition signal, further reducing the risk of vehicle theft.

Beyond its core security functions, the **1L5A-13A603-AA** module is designed with **user-friendly programming options**, allowing for easy customization of settings such as alarm delay times, sensor sensitivity, and remote control range. This flexibility ensures that the system can be tailored to your specific driving habits and preferences, whether you prioritize a quick response time or a longer delay to accommodate passengers exiting the vehicle. The module also features **low-battery monitoring**, alerting you when it s time to replace the remote batteries or the vehicle s alarm system battery, preventing unexpected failures when you need the system the most. Installation is straightforward, with clear wiring diagrams and compatibility with standard alarm wiring harnesses, though professional installation is recommended to ensure proper functionality and avoid voiding any existing warranties.

In summary, the **Ford 1L5A-13A603-AA Security Car Alarm Module** is a comprehensive, high-tech security solution that combines **theft deterrence, convenience, and reliability** into a single, compact unit. Whether you're looking to upgrade an existing alarm system or replace a faulty OEM module, this replacement part delivers **superior protection, intuitive controls, and long-lasting performance**, making it an essential accessory for any Ford vehicle owner who values both security and ease of use. With its blend of advanced features and Ford-specific engineering, this module stands as a testament to modern automotive security technology.

The **Ford 1L5A-13A603-AA Security Car Alarm Module (Door Lock Unlock, Parking Lights)** is a replacement alarm control module for certain Ford vehicles. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros**

1. **Compatibility with Ford Vehicles**

The module is designed specifically for Ford vehicles, ensuring a direct fit without major modifications. It is commonly used in models like the **Ford Focus (2002 2007), Ford Fusion (2006 2010), and other select Ford cars** with similar alarm systems. This reduces the risk of compatibility issues compared to aftermarket generic alarms.

2. **Door Lock Unlock Functionality**

The module includes a **remote door unlock feature**, which is a convenient security and convenience feature. This allows drivers to unlock their doors remotely (within range) without needing to carry keys, reducing the risk of lockouts.

3. **Parking Lights Integration**

The module controls **parking lights**, which can be useful for visibility when parking or exiting the vehicle at night. Some aftermarket alarms lack this feature, making this module more functional for daily use.

4. **OEM-Quality Build**

As an **original equipment manufacturer (OEM) part**, it is built to Ford s standards, which typically means better durability and reliability compared to cheap aftermarket alternatives. This reduces the likelihood of early failure or poor performance.

5. **Easy Installation (For Qualified Mechanics)**

While installation requires some electrical knowledge, the module is designed to replace the original alarm control unit. If the wiring harness is intact, the swap can be straightforward for someone with basic automotive experience or a professional mechanic.

6. **Security Features**

- **Impact detection** (for theft prevention).

- **Glass break sensor compatibility** (if equipped in the vehicle).

- **Remote arming/disarming** via the key fob.

These features help deter theft and provide peace of mind.

7. **Long-Term Reliability**

OEM parts generally have a longer lifespan than aftermarket components, especially if the vehicle s electrical system is well-maintained. This can save money in the long run by avoiding frequent replacements.

---

### **Cons**

1. **Limited Availability and Pricing**

OEM parts like this module can be **expensive** compared to aftermarket alternatives. Prices often range between **$150 $300**, depending on the seller and region. This cost may deter budget-conscious buyers.

2. **No Additional Features**

- **GPS tracking**.

- **Smartphone integration** (e.g., remote start, app-based controls).

- **Advanced sensor upgrades** (e.g., better motion detection).

If these features are desired, an aftermarket system may be more appealing.

3. **Installation Complexity**

Replacing the alarm module requires **disconnecting the battery, removing the old unit, and properly connecting the new one**. This process can be tricky for inexperienced DIYers, especially if the vehicle has additional sensors or wiring quirks. Improper installation can lead to **malfunctions, electrical issues, or even damage to the vehicle s systems**.

4. **No Warranty on Aftermarket Sales**

While the module itself may come with a **limited warranty from the manufacturer**, purchasing from third-party sellers (e.g., eBay, Amazon) may void this warranty. Buying directly from a **Ford dealership or authorized parts distributor** ensures better warranty coverage but at a higher cost.

5. **Potential for Counterfeit Parts**

Since OEM parts are in demand, there is a risk of **counterfeit or refurbished units** being sold. These may not function correctly or could fail prematurely. Buyers should purchase from **reputable sellers** with return policies and verify the part s authenticity.

6. **No Upgradability**

Unlike aftermarket systems, this module cannot be **upgraded with new software or sensors**. If the vehicle s alarm system needs enhancements (e.g., better sensors, keyless entry), the entire module may need replacement.

7. **Compatibility Gaps**

- Some **2002 2004 Focus models** may require additional wiring tweaks.

- **Fusion models (2006 2010)** with keyless entry systems might need extra programming.

Always **double-check compatibility** with the vehicle s specific trim and year before purchasing.

---

### **Conclusion**

The **Ford 1L5A-13A603-AA Security Car Alarm Module** is a **reliable, OEM-quality replacement** for Ford vehicles that need a direct fit for their alarm system. It offers **convenience features like remote door unlock and parking light control**, which are useful for daily driving. The module is also **durable and long-lasting**, making it a solid choice for those who prioritize **original equipment performance**.

However, the **high cost, lack of advanced features, and potential installation challenges** make it less ideal for buyers looking for **budget-friendly or high-tech solutions**. Additionally, the **risk of counterfeit parts and limited availability** requires careful purchasing decisions.

---

### **Recommendation**

- You own a **Ford vehicle (e.g., Focus, Fusion) that requires an exact OEM replacement**.

- You **prioritize reliability and long-term durability** over advanced features.

- You are **comfortable with or can hire a mechanic for installation**.

- You want a **direct fit without compatibility issues** (assuming the correct model/year).

- You are **willing to pay the premium** for an OEM part.

- You want **additional features** (e.g., smartphone integration, GPS tracking).

- You are on a **tight budget** and can find a **high-quality aftermarket module** (e.g., Viper, Alert, or Allsecure) that fits your vehicle.

- You need **easier installation** (some aftermarket systems come with detailed guides).

- You want **upgradability** (e.g., adding new sensors or remote start later).

- **Authorized Ford dealers** (for warranty coverage).

- **RockAuto, CarQuest, or PartsGeek** (reputable online retailers with return policies).

- **eBay or Amazon** (only if purchasing from a **verified seller with positive reviews** and a return option).

If installing yourself, **take photos of the wiring before disconnecting anything** and **double-check polarity** to avoid damaging the vehicle s electrical system. If unsure, **consult a professional mechanic**.

**Final Verdict:** This is a **strong OEM choice for Ford owners** who need a direct replacement, but those seeking **modern features or cost savings** may prefer aftermarket options. Always verify compatibility before purchasing.

Details:

Ford Vehicle Security System Car Alarm Module Door Lock Unlock Parking Lights.

part #: 1l5a13a603 prices

• $11.50-$135.00

specifications carsecurityi:

• for makes: Ford
• mpn: 1l5a-13a603-aa
• type: Car Alarm
• features: Door Lock, Door Unlock, Parking Lights, Hood Lock

shipping carsecurityi:

• service: UPS Ground
• carrier: UPS
• cost: $9.80
• type: Calculated
• transit: 3-9 Days
• class: Standard

general carsecurityi:

• Vehicle Electronics GPS > Car Alarms Security > Car Alarms Security Systems
• condition: Used

seller carsecurityi:

• rating: 100.0%
• city: Brooklyn, New York
• # reviews: 1

payments carsecurityi:

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

offer carsecurityi:

• options: Ship-to-home
• sold: 0
• availability: In Stock
• quantity: 1
• best offers: True
• started: March 25, 2026

returns carsecurityi:

• policy: No Returns

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