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Leaf Spy

Before you purchase "Leaf Spy" or the more advanced "Leaf Spy Pro" please be sure to first install the Free version "Leaf Spy Lite" to confirm you have a phone (or android device) and ELM327 OBDII Bluetooth adapter that works with your Leaf.
Once you have the Lite version running and telling you about your battery you can then purchase either the full version "Leaf Spy" or the more advanced version "Leaf Spy Pro".

The Leaf Spy application allows anyone with a Nissan Leaf electric vehicle, Android device with Bluetooth and an ELM327 OBDII Bluetooth adapter the ability to monitor their battery and other vehicle information normally visible only to the dealer.

Due to a recent cost reduction (and feature reduction) many of the cheap ELM327 OBDII Bluetooth adapters from Asia no longer work with the Leaf and report themselves to be version 2.1. The only one currently recommended is the Bluetooth Konnwei KW902 which still supports all the needed ELM commands to communicate with the Leaf.

User generated guide: http://www.mynissanleaf.com/wiki/index.php?title=Leaf_Battery_Application

Information displayed by Leaf Spy Lite & Leaf Spy:


* Voltage of each of the 96 cell pairs (highlighted if shunt active)
* Minimum, average, maximum cell pair voltages
* Histogram of cell pair voltages
* Battery Temperature readings (4 sensors for 2011/12 models, 3 for 2013 models)
* Battery AHr rating (this will decease with age and is an indication of remaining capacity)
* VIN
* Odometer
* Number of Quick Charge connections
* Number of L1/L2 Charge connections
* EVSE Max available amps
* EVSE voltage

Additional information displayed by Leaf Spy:
* Battery energy level in GIDs & kWh
* Resetable energy usage meter (Wh resolution)
* Graphic display of SOC, GIDs and DTE (Distance to Empty)
* Remaining distance meter (miles/km) to Event (Low Battery Warning, Very Low Battery Warning or Reserve) based on user selectable energy efficiency
* Graphic display of battery temperature with min, avg, max temperatures
* Tire Pressure of each of the four tires with low pressure warning and delta pressure warning alarm
* Ambient Temperature
* Logging function that records most data and optionally GPS location to a csv file that can be easily imported into excel.

You may want to purchase the "Pro" version which adds the ability to perform functions normally requiring a visit to the dealer.
* Change automatic door lock/unlock settings
* Read Diagnostic Trouble Codes (DTC)
* Register Tire Positions (required after tire rotation or seasonal tire changes so your Leaf knows the correct location of each tire on the car)
* Future ability to reset selected DTCs

Category : Tools

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Reviews (16)

C. W. Jun 26, 2021     

Not a great app. All the information is there, and no doubt it is some achievement to extract it. But the interface is absoutely horrible, like something out of Windows 3.1. Nothing is intuitive. Driving with it on is a pain because it switches between night and day mode seemingly randomly. All of the useful information is obfusticated with lots of other information. All this might be forgivable if the app cost a few quid but for the price charged the UI should be a lot better.

Mac. T. May 2, 2022     

This app saved me a big trouble of buying a dealer approved car with 9 battery bars and 70 miles range on GOM. In real life, SOH 66%, 13kWh left and estimated range 45miles.

A. G. u. Feb 11, 2019     

Could not use despite checking my adapter worked in Leafspy Lite first - it seems there is no option for Bluetooth 4 LE even though it is included in Lite version. Have requested refund and will repurchase if this is resolved.

And. G. Dec 26, 2018     

Had to refund. The Lite version works fine so I wanted to upgrade. But the pro version only works if you can pair with your OBD reader, and I can't.

Rac. M. Dec 29, 2019     

Did not find it significantly more useful than Leafspy lite, and not as useful as LeafSpy Pro so might as well pay for the full version if you're going to pay.

A. G. u. Feb 22, 2019     

disconnects from bluetooth, does not show car serial number, will not allow two apps to use bluetooth.

Mic. H. Sep 2, 2020     

The lite version works but no way to connect to ble in paid version

Cra. U. Mar 7, 2019     

Not working on androld 9

Mar. W. Sep 19, 2020     

Doesn't work with pixel 3a

Shr. S. May 14, 2016     

Great app for checking battery apps. But why has this not been updated to show tyres pressures for UK cars (Pro version has been updated but not this version)

Edw. C. Jan 19, 2017     

Is it possible to update this version to support the 30kWh Leaf?

Dou. M. Sep 10, 2014     

This is all the information that Nissan SHOULD have on the cars screen.

Mik. L. Jul 12, 2014     

The only way to really know your leaf!

Chr. S. Oct 15, 2013     

I love this app, it really gave me a good idea about the state of health of my Leafs battery. The only problem I have is when you switch the temperature to centigrade, it also sets the distance units to kilometers. Please allow us to change temperature and distance units independently and the app will be perfect. Otherwise I'm very happy with it, definitely worth the money.

Gar. L. Sep 13, 2013     

Using it with a Galaxy Nexus phone and ELM327 scanner from BAFX. To get it to work I had to switch settings in the app to look for the device on Port 16 rather than the default Port 1.

Bre. H. Jun 20, 2015     

It would not synch even though the lite version worked fine. I got a refund.