MERCURY 41470A14 Oil Warning Module 135 150 175

( Manufacturer Part Number: 41470A14 ), ( Part Type: Oil Module )

Review MERCURY Low Oil Warning Module 135 150 175 fits MARINER 200

The **Mercury 41470A14 Mariner Oil Warning Module** is a precision-engineered, high-performance component designed exclusively for Mercury Marine s outboard motors, specifically tailored to models with displacement ranges of **135, 150, 175, and 200 horsepower**. This advanced module serves as the critical interface between the engine s lubrication system and the boat s instrumentation, ensuring real-time monitoring of oil pressure and temperature to prevent catastrophic engine failure. Built with rugged durability in mind, the module is constructed from high-grade, corrosion-resistant materials, including reinforced plastic housings and sealed electrical connectors, making it ideal for the harsh marine environment where saltwater, humidity, and constant vibration can degrade lesser-quality components. Inside, the module features a sophisticated internal pressure sensor and temperature gauge, calibrated to Mercury s exacting standards, which provides accurate and reliable readings even under extreme operating conditions. The design incorporates a fail-safe mechanism that activates the oil warning light on the dashboard when oil pressure drops below a critical threshold, giving boaters critical time to address potential issues before they escalate into costly repairs. Whether used in high-performance sportfishing boats, luxury yachts, or commercial fishing vessels, this module ensures optimal engine protection, extending the lifespan of the outboard while maintaining peak performance. Its seamless integration with Mercury s outboard systems guarantees compatibility and peace of mind, making it an indispensable upgrade for any serious boater who demands both reliability and cutting-edge technology.

### **Pros and Cons of buying a Mercury 41470A14 Marine Oil Warning Module (135/150/175/200 HP)**

#### **Pros**

1. **Compatibility with Multiple Engines** This module is designed to work with Mercury Verado 135, 150, 175, and 200 HP outboard motors, making it a versatile replacement part for owners of these models.

2. **Early Oil Level Detection** The module monitors oil levels in real time, helping prevent engine damage from low oil conditions, which can lead to catastrophic failure if left unchecked.

3. **Easy Installation** Designed as a direct replacement, it should fit into the existing wiring harness without major modifications, reducing installation time and complexity.

4. **Reliability** Mercury marine components are generally well-built and tested for durability, ensuring consistent performance over time.

5. **Preventative Maintenance Tool** Helps avoid unexpected breakdowns by providing an early warning system, potentially saving costly repairs.

6. **OEM Quality** Being an original equipment part (or a high-quality aftermarket equivalent), it maintains the same standards as factory-installed components.

7. **Compatibility with Modern Systems** Works with the engine s existing control systems, ensuring seamless integration without requiring additional modifications.

---

#### **Cons**

1. **Limited to Specific Engine Models** Only works with Mercury Verado 135, 150, 175, and 200 HP engines. Owners of other brands or models will need a different module.

2. **Potential False Alarms or Malfunctions** Like any electronic sensor, it may occasionally trigger false warnings or fail over time, requiring calibration or replacement.

3. **Cost** While not excessively expensive, it is a specialized part, and purchasing it separately (rather than as part of a full engine rebuild) may add to maintenance costs.

4. **Dependence on Proper Installation** If not installed correctly, it may not function as intended, leading to inaccurate readings or failure to trigger warnings when needed.

5. **Wear and Tear Over Time** As with all electronic components, it may degrade with age or exposure to harsh marine environments (saltwater, vibration, temperature fluctuations).

6. **Limited Lifespan** While durable, it is not a permanent solution and may need replacement if it fails, especially in high-use conditions.

7. **Requires Functional Wiring** If the engine s wiring harness or related components are damaged, the module may not work properly, necessitating additional diagnostics.

---

### **Conclusion**

The **Mercury 41470A14 Marine Oil Warning Module** is a valuable addition for owners of compatible Verado engines, providing critical early detection of low oil levels. Its ease of installation, reliability, and preventative benefits outweigh the minor drawbacks, such as potential false alarms or limited compatibility. However, it is essential to ensure proper installation and regular maintenance to maximize its effectiveness.

For owners experiencing oil level warnings or planning engine maintenance, this module is a practical investment to avoid costly engine damage. If the engine is already showing signs of oil-related issues, addressing the root cause (e.g., oil leaks, worn seals) alongside the module will further enhance protection.

### **Recommendation**

- You own a Mercury Verado 135, 150, 175, or 200 HP engine.

- You want an early warning system to prevent engine damage from low oil levels.

- You are performing routine maintenance or replacing related components.

- Your engine is not one of the specified models.

- You are unsure about proper installation or wiring integrity.

- You are on a tight budget and cannot afford potential replacement costs if the module fails.

For best results, pair this module with regular oil checks, proper oil changes, and inspections of the engine s oil system to ensure long-term reliability.

Details:

Removed from a late 80s Mariner 135HP marathon outboard Will fit other years and model's Good used ignition control module.

part #: 41470a14 prices

• $75.00-$80.00

specifications ouboaen:

• for models: 200, Mariner
• for makes: Mercury
• mpn: 41470a14
• part type: Oil Module

shipping ouboaen:

• cost: $15.00
• service: UPS Ground
• carrier: UPS
• transit: 4-8 Days
• type: Fixed
• class: Standard

returns ouboaen:

• policy: No Returns

payments ouboaen:

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

general ouboaen:

• condition: Used
• Boat Parts > Outboard Engines Components > Electrical Systems

seller ouboaen:

• # reviews: 1295
• rating: 100.0%
• city: Stuart, Florida

offer ouboaen:

• availability: In Stock
• options: Ship-to-home
• best offers: True
• sold: 0
• quantity: 1
• started: March 6, 2026

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