827151 Temperature Sensor for Volvo Penta MD11C MD11D MD17C MD17D MD21 2010 2020 2040 D1-13 D1-20 D1-30 D2-40 D2-50 D2-55 D2-60 D2-75 D30 D31 D32 D40 D41 D42 D43 | JLM Marine

Temperature Sensor – Fits Volvo Penta MD11C MD11D MD17C MD17D MD21 2010 2020 2040 D1-13 D1-20 D1-30 D2-40 D2-50 D2-55 D2-60 D2-75 D30 D31 D32 D40 D41 D42 D43

This temperature sensor is designed for a wide range of Volvo Penta marine diesel engines, including the MD-series, 2010/2020/2040, D1, D2, and D30–D43 series. It provides accurate temperature readings essential for engine monitoring and protection systems.

Direct replacement for Volvo Penta OEM 827151, ensuring compatibility with your existing electrical connector and gauge system.

• Fits Volvo Penta MD, D1, D2, and D30–D43 series marine diesel engines
• Direct replacement for OEM part number 827151
• Single temperature sender unit included

Part Number Cross-Reference

Use this table to confirm equivalent part numbers across OEM and aftermarket brands.

Compatible Engine Models

Confirm your engine model/year in the table below.

Technical Specifications

Package Contents

• 1 × Temperature Sender

Installation Guide

1. Ensure the engine is completely cool and shut off all electrical power before beginning installation.
2. Locate the existing temperature sender on your Volvo Penta engine block or cylinder head.
3. Disconnect the electrical connector from the old sensor by gently pulling it free.
4. Using an appropriate wrench or socket, carefully unscrew the old temperature sender in a counterclockwise direction.
5. Clean the mounting threads on the engine block to remove any debris, corrosion, or old sealant.
6. Apply a small amount of thread sealant (if recommended by your engine manual) to the new sensor threads.
7. Hand-thread the new temperature sender into the mounting hole clockwise to avoid cross-threading.
8. Tighten the sensor to the manufacturer's specified torque using a torque wrench; avoid over-tightening.
9. Reconnect the electrical connector to the new sensor, ensuring a firm and secure connection.
10. Restore electrical power and start the engine, allowing it to reach normal operating temperature.
11. Monitor your temperature gauge to confirm accurate readings and check for any coolant leaks around the sensor.
12. If readings are abnormal or leaks are present, shut down the engine immediately and inspect the installation.

Troubleshooting & FAQ

Q: How do I confirm this temperature sensor fits my Volvo Penta engine?
A: Cross-reference your engine model with the compatibility table above and verify your original sensor bears OEM part number 827151. If your engine is listed and the part number matches, this sensor will fit.

Q: What are the signs that my temperature sensor needs replacement?
A: Common symptoms include erratic or no temperature gauge readings, engine overheating warnings without actual overheating, or a temperature gauge that remains at zero. A faulty sensor can lead to engine damage if not addressed promptly.

Q: How often should I replace the temperature sensor?
A: Temperature sensors typically do not have a fixed replacement interval but should be inspected during routine maintenance. Replace immediately if you notice inaccurate readings, corrosion, or electrical connector damage.

Q: Can I use this sensor with my existing temperature gauge?
A: Yes, this sensor is designed as a direct replacement for OEM part 827151 and will work with your factory-installed temperature gauge and wiring harness without modifications.

Q: Is this an OEM part or an aftermarket replacement?
A: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.

Q: How fast do you ship and how much does it cost?
A: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.

Q: What is your warranty and return policy?
A: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.

Important Notes

• Verify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.
• This product is an aftermarket replacement part and is not an OEM component.
• Professional installation is recommended to ensure safety and optimal performance.

Why Choose JLM MARINE?

• Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
• Fast Global Shipping: Free delivery worldwide in 5–15 days.
• Direct from Manufacturer: Competitive pricing without compromising quality.