Link Engine Management — ECU Plugin G4X V2.4 MX5-X Mazda MX5 NA 1600-1800
Manufacturer Part Number: 212-4000
Easy to install. Affordable. Reliable. G4X PlugIn ECUs offer the latest in engine management technology, designed to easily maximize the potential from your car. This ECU fits inside the factory OEM enclosure. Installation is a breeze, with no alteration of the factory wiring loom required for the models listed below. Designed for the MX5 B6ZE(RS) / BP 1.8L engine.
- Please check your connector matches the header in the listed photo before purchasing.
- This ECU works for manual transmissions only.
- Includes onboard 4 bar or 7 bar MAP sensor
- Knock control not available on this ECU.
- Most factory features are supported.
- Check the features tab for I/O expansion options.
- This ECU will need a modification before E-Throttle is usable.
Suitable applications: 1600 1989-1997 NA MX5 1800 1989-1997 NA MX5 1800 323 GTX 1800 323 GTR Please note: This ECU does not fit NB, NC, ND models. This unit is only suitable for the 2 plug ECU and not the later 3 plug models).
Features
- G4X PlugIn Key Features (where applicable):
- Up to 6D fuel and ignition mapping
- Precision closed loop cam control (four cam, independent control)
- Sequential fuel delivery
- Digital triggering, all OEM patterns
- OEM idle hardware supported
- 5D boost control with three switchable tables
- Motorsport features - antilag, launch, flat shift
- Continuous barometric correction (on board)
- CAN port
- QuickTune - automated fuel tuning
- Individual cylinder correction
- USB tuning cable included
- Stats recording into on-board memory
- Gear compensations for spark, boost and fuel
- Real time selectable dual fuel, ignition and boost maps
- Sync and crank sensors can be a combination of Hall effect, variable reluctance or optical
- Boost control referenced to gear, speed or throttle position
- 512 mega bytes data logging memory
- Staged injection
- Knock with "windowing"
- I/O Expansion Options:
- The following expansion connector inputs/outputs are provided:
- Expansion Connector 1
- SGnd Sensor Ground Only
- +5V Low Current +5V Supply
- DI 7 Digital Input
- DI 6 Digital Input
- Volt 5 Analog 0-5V input
- Volt 6 Analog 0-5V input
- Temp4 Temperature sensor input
- Temp3 Temperature sensor input
- Expansion connector 2
- SGnd Sensor Ground Only
- +5V Low Current +5V Supply
- Ign 7 Auxiliary Output
- Ign 8 Auxiliary Output
- DI 8 Digital Input
- DI 9 Digital Input
- Volt 9 Analog 0-5V input
- Volt 10 Analog 0-5V input
Sold by Top Tier Tune. Genuine Link Engine Management product.
Country of origin: New Zealand.
Please verify fitment and application before purchase. Use messages if you need help confirming suitability for your vehicle.
Manufacturer warranty
LINK Engine Management — Extended Lifetime Warranty
Manufacturer Warranty Information for U.S. Customers
This section summarizes LINK Engine Management Ltd’s published Extended Lifetime Warranty for customers who purchased through Top Tier Tune. It is not a separate warranty issued by Top Tier Tune. LINK Engine Management Ltd remains the warranty provider. For questions about this warranty, please use Messages.
A. Warranty Provider
This Extended Lifetime Warranty is provided by:
Link Engine Management Ltd
45 Ron Guthrey Road, Avonhead, Christchurch, 8024, New Zealand
Top Tier Tune is an authorized reseller and can help you communicate with LINK regarding a claim via Messages. Messaging us does not guarantee warranty approval or a refund.
B. Products Covered
LINK’s published Extended Lifetime Warranty expressly applies to the following products manufactured by Link Engine Management Ltd (“Products”):
- Engine Control Units (ECUs)
- Power Distribution Modules (PDMs)
- DI-Drivers
- CAN-Lambda modules
Not automatically covered by that same lifetime warranty (unless LINK expressly confirms otherwise): sensors, wiring harnesses, cables, connectors, keypads, and other accessories. Use Messages to ask about warranty terms on other products.
C. Warranty Coverage and Duration
Link Engine Management Ltd warrants that its Products are free from manufacturing defects in materials and workmanship under normal use and installation for the life of the Product, subject to the limitations and exclusions published by LINK.
The life of the Product means the period the Product continues to be used by the original purchaser in accordance with its intended use, in compliance with the Product’s instructions, and without misuse. The life of the product ends when it can no longer perform its intended function through normal wear and tear, or when it cannot be repaired.
This Extended Lifetime Warranty is in addition to any non-excludable statutory rights that may apply in your jurisdiction.
D. Original Purchaser and Transferability
This Extended Lifetime Warranty and its terms apply only to the original purchaser of the Product and are non-transferable.
E. Repair, Replacement and Refund Remedies
If a manufacturing defect arises and a valid claim is received, Link Engine Management Ltd will, at its sole discretion (but subject to any statutory rights you may have):
- Repair the defective Product (note: repair may result in the loss of user-generated data or stored configurations), or
- Replace it with a new or refurbished Product of comparable function, or
- Refund the purchase price of the product.
Products presented for repair may be replaced by refurbished Products of the same type rather than being repaired. Refurbished parts may be used to repair the Products.
F. How to Make a Warranty Claim
If you purchased this item from Top Tier Tune on , start a warranty request with Messages:
- Open this listing (or your order) and send an message to Top Tier Tune.
- Select or describe your inquiry as a Support / warranty request.
- Include your order number.
- Describe the product issue and include photos if helpful.
- We will guide you through LINK’s claim process.
Proof of purchase and supporting information may be required. Any expenses you incur in making a claim are borne by you, as stated in LINK’s published warranty.
If you purchased from another LINK reseller, you may take the Product back to that reseller with proof of purchase, or work with LINK through that reseller’s process.
G. Warranty Exclusions
This warranty does not cover:
- Products damaged or impaired due to incorrect installation, misuse, neglect, accident, or external causes such as water damage
- Normal wear and tear or cosmetic damage
- Products that have been modified or used with incompatible software or components
- Defects due to the Products being used in highway-registered vehicles (Products are intended for off-road use only, as specified by LINK) or used outside their intended purpose
H. Software and Firmware Requirements
The Product includes a user-configurable software programme, which must be installed using the latest version of LINK’s official tuning software for the Product.
The warranty is voided if:
- The incorrect or outdated software version is used, or
- The user attempts modifications or setups that aren’t supported.
I. Software License Conditions
The software included in the Product is licensed, not sold. It may only be used in accordance with LINK’s license terms. Link Engine Management Ltd grants the user a non-exclusive license to use the software:
- Only in the country where it was originally acquired
- On a single device at a time
- In accordance with the applicable End User Licence Agreement (EULA)
If the license is terminated by you or by LINK (for example, for breach of terms), the software must be permanently deleted.
J. U.S. Consumer Rights
LINK’s published warranty includes references to Australian Consumer Law. For U.S. customers, the following presentation applies as an information adaptation only — it does not invent equivalent U.S. statutory rights or replace LINK’s legal warranty terms.
This manufacturer’s warranty is subject to applicable law. Nothing in this warranty summary is intended to exclude or limit any consumer rights or remedies that cannot lawfully be waived under applicable United States federal or state law.
This Extended Lifetime Warranty is an extended manufacturer warranty and is in addition to any statutory rights that cannot be excluded. Nothing in this warranty limits or excludes any rights you may have under such laws.
Note: This U.S.-facing presentation adapts LINK’s published terms for U.S. customers. It is not a separate warranty issued by Top Tier Tune.
K. Official Manufacturer Warranty Reference
LINK Engine Management publishes the authoritative Extended Lifetime Warranty text on the manufacturer’s own website. Ask via Messages if you need help locating the current official terms.
