The Complete Guide to the 2007–2014 Nissan Dualis J10 ECU: Part Number MEC93-870 D1 (Genuine OEM)
Welcome to www.automanspareparts.com, the Africa's No.1 trusted source for Genuine OEM Engine Control Modules (ECMs). We pride ourselves on offering the cheapest rates globally for a huge range of OEM ECUs and guaranteeing fast shipping worldwide. If your Nissan Dualis J10 is experiencing electrical or engine performance issues, the Engine Control Unit (ECU) may be the culprit. This comprehensive guide details everything you need to know about the critical MEC93-870 D1 module.
Why the Nissan Dualis J10 ECU is Crucial
The Engine Control Unit, also known as the Engine Control Module (ECM) or Powertrain Control Module (PCM), is the central electronic brain of your 2007–2014 Nissan Dualis J10. It is responsible for monitoring and controlling the engine's core functions, including fuel injection, ignition timing, and idle speed. A faulty ECU can lead to severe performance issues, ranging from a 'Check Engine' light to complete engine failure.
Key Details of the MEC93-870 D1 Module
This specific part number, MEC93-870 D1, is a genuine Original Equipment Manufacturer (OEM) unit, typically manufactured by Hitachi for Nissan.
| Specification | Detail |
| OEM Part Number | MEC93-870 D1 |
| Alternative/Superseded Numbers | Check the full sequence on your existing unit |
| Vehicle Model | Nissan Dualis J10 (also known as Nissan Qashqai J10 in some markets) |
| Year Range | 2007–2014 |
| Engine Type | Typically for 2.0L Petrol MR20DE engines |
| Transmission | Check the full part number for Manual or Automatic distinction |
| Manufacturer | Genuine Nissan / Hitachi |
Does a Replacement ECU Need Programming?
Yes, in almost all cases, a replacement MEC93-870 D1 ECU will require programming/coding to your vehicle.
The ECU is paired with your car's security system (immobilizer) and other modules (like the BCM and key transponders). A new or used replacement unit needs to be coded to recognize your specific vehicle and keys to allow the engine to start and run correctly.
Essential Programming Steps
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Immobilizer Sync: The most critical step. The new ECU must be synchronized with the Nissan Anti-Theft System (NATS) immobilizer unit.
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Key Coding: Your existing key transponders must be coded to the new ECU.
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VIN Writing: The Vehicle Identification Number (VIN) is often written to the ECU's internal memory.
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Software Updates/Calibration: The ECU may require the latest calibration files from Nissan for optimal performance.
AutoMan Spare Parts Solution: We understand this complexity. We offer options including Virgin (uncoded) ECUs, or we may be able to provide a Plug-and-Play Cloned unit if you send us your original faulty ECU for data transfer. Always contact us with your VIN to confirm the best solution for your vehicle.
Compatibility Table: Nissan Dualis J10 (2007–2014)
To ensure a perfect fit, always match the full OEM Part Number on your original unit. The J10 Dualis/Qashqai came in several variants.
| Vehicle Model | Engine Type | Transmission | Production Year Range | Notes |
| Nissan Dualis J10 | 2.0L Petrol (MR20DE) | Manual | 2007–2014 | Different ECU required (check part number) |
| Nissan Dualis J10 | 2.0L Petrol (MR20DE) | Automatic/CVT | 2007–2014 | Most likely application for MEC93-870 Series |
| Nissan Dualis J10 | 1.6L Petrol (HR16DE) | Manual/Auto | 2007–2014 | Different ECU required (check part number) |
| Nissan Dualis J10 | 1.5L/2.0L Diesel | Manual/Auto | 2007–2014 | Diesel ECU required (different type) |
Note: The MEC93-870 D1 is part of a series (MEC93-XXX). The last digits and letters are crucial. We always recommend you cross-reference the number or send us your VIN to confirm exact compatibility.
FAQ - Frequently Asked Questions
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Q: What are the symptoms of a bad Nissan Dualis J10 ECU?
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A: Common symptoms include a persistent 'Check Engine' light, misfires, poor fuel economy, sudden stalling, failure to start (no-start condition), or incorrect gear shifting in automatic models.
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Q: Is this a Genuine OEM part?
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A: Yes. At AutoMan Spare Parts, we specialize in Genuine OEM ECUs like the MEC93-870 D1, ensuring the highest quality and perfect compatibility with your vehicle.
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Q: Do you ship outside the UK?
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A: Absolutely. While we are the No.1 OEM ECM supplier in the UK, we offer fast shipping globally to customers in the USA, Europe, Asia, Africa, and beyond at the most competitive rates.
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Q: Why should I buy from AutoMan Spare Parts?
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A: We stock the largest range of OEM ECUs, offer the cheapest prices, provide expert pre-sale VIN verification, and guarantee fast, tracked global delivery.
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TLDR (Too Long; Didn't Read)
The Nissan Dualis J10 ECU MEC93-870 D1 is the genuine OEM engine control module for the 2007–2014 model, typically paired with the 2.0L petrol engine. Replacement requires professional programming (immobilizer and key coding). AutoMan Spare Parts offers this genuine part at the cheapest global rates, backed by our expertise and fast worldwide delivery. Check your part number and VIN with us for guaranteed compatibility!
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