MX5TECH
Diagnostic Tool
Diagnostic Tool
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New and improved design Mazda Diagnostic Tool Now Available!
Diagnostic tool for MX5/Miata which includes Flash Code Scanner and multiple Test & Measurement functions.

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The Diagnostic Tool plugs into the diagnostic port in the engine bay and will:
- Read engine fault codes and display in plain language
- Test switch inputs into ECU (Clutch, break, fan, etc.)(Not NB)
- Measure revs in base idle and free running modes
- Measure battery voltage
- Test the cooling fans (Not NB)
- Test the fuel pump
- Test the Oxygen sensor (Not NB)
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Where systems are fitted, the Diagnostic Tool will also detect faults with:
- Air Conditioning System
- ABS System
- Automatic Gearbox System
In addition, the Diagnostic Tool will also allow you to quickly test switch inputs into the ECU. If these switches have become faulty or disconnected it is not always apparent yet can affect the operation of the ECU and the running of your engine. Switch inputs include clutch, gearbox, accelerator, brake etc.
The Diagnostic Tool will also allow you to test the cooling fan and fuel pump to ensure full functionality without having to run the engine or heat the thermostat.
In addition the Diagnostic Tool also includes battery voltage measurement, two rev counters and Oxygen sensor function test.
Housed in a robust case, the Diagnostic Tool now features a full colour touch screen, wireless connection for update of the firmware for new features and functions.
Compatible with the following models with suitable diagnostic connector and original ECU: MX5 Mk1(NA), MX5 Mk2(NB) Pre-2000 (Some functions not available on NB), RX7, MX3, MX6, 323, 626, 929RX-7 Datastream functionality in development. Software update will be released later to enable functionality.
NOT compatible with cars which have a modern OBDII connector.
Gallery
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The gallery above shows a selection of the screens and functions available
For full details of each function please view the user instructions on the Support Page
What Does It Do?
1.Flash Code Reader
Reads, decodes and displays flash codes for Engine, Air Con, ABS and Auto Gearbox from Mazda cars with appropriate ECU and diagnostic connector. Note: Will NOT work with after-market ECUs
2.Switch Tester (Not NB)
Quickly test switch inputs to the ECU with audio and visual feedback. Also displays a handy list of switches which can be tested.
3.Fan Tester (Not NB)
Operate the cooling fan to ensure full function without having to run the engine or heat the thermostat.
4.Fuel Pump Tester
Operate the fuel pump to ensure full function without having to run the engine.
5.Battery Level
Measure the voltage of your battery in real time to asses the operation of your alternator and charge state of your battery
6.Rev Counter
See the rev count of your engine in real time both in "Base Idle" and "Free Running" mode.
7.Oxygen Sensor (Not NB)
See the operation of the Oxygen sensor in real time on a scrolling graph.
8.Update
The Diagnostic Tool is updatable via the MX5Tech remote 2 App.