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Knowledge base
General
FAQ
3
OpenEVSE Compatibility
Will OpenEVSE work in my country
Can OpenEVSE provide 3 Phase power to the Electric Vehicle?
Getting Started
4
Theory of Operation
Basics of SAE J1772
OpenEVSE Safety Features
OpenEVSE license
Troubleshooting
Safety
5
Display says GFCI Self Test Disabled
OpenEVSE boots and displays Error no Ground (Earth Ground)
OpenEVSE boots and displays "Error Stuck Relay"
OpenEVSE displays GFCI Error while booting or before charging
OpenEVSE closes relay (may charge for some time) then displays Error No Ground (Earth Ground)
Display
2
Monochrome LCD goes dark but lights up if button is pressed
What kind of battery does the display require? Can I run witho
General
2
Charging Station fails to boot
RV NEMA 14-50 does not work
Current Measurement
3
Display always reads 0A even though vehicle is Charging okay
Measured current is lower/higher than anouther reading
Voltage displays 240. How do I set to something different?
Temperature
2
OpenEVSE charges vehicle fully but displays temperature warning
Service Required Over Temp
Charging
2
Vehicle is connected but STATION still says "Ready" and does not charge.
Vehicle is connected but VEHICLE does not detect plug and does not charge.
OpenEVSE Firmware
LCD Menu
3
LCD Menu
How do I set the Maximum Current available to the Vehicle?
OpenEVSE displays "L1" but is connected to L2 single phase 208 - 240v AC
Assembly
Building my kit
3
Screws do not fit through hole on LCD
Diagrams for OpenEVSE controllers
Seal for Poly-Carbonate Enclosure
OpenEVSE Charging Station Kits
Basic Kit
1
How do I change settings on the basic kit with no display or button?
WiFi
How to
1
Join a WiFi network
Factory Reset
1
Factory Reset / Password recovery
Troubleshooting
1
OpenEVSE_XXXX WiFi Portal Disappeared
Community forums
Showing recent updates
Start a new topic
OpenEVSE Forums
Announcements
9
OpenEVSE has moved.
Posted by
OpenEVSE Support
,
over 3 years ago
Last Reply
by Karen Nakamura
over 3 years ago
New Product - Color LED v2 with temperature sensor
Posted by
OpenEVSE Support
,
over 7 years ago
Last Reply
by OpenEVSE Support
almost 4 years ago
Charging done Right! 54 - 80A Adaptive Charging Stations at Caltech
Posted by
OpenEVSE Support
,
about 7 years ago
Last Reply
by KAICHENG
over 4 years ago
See all 9 topics
OpenEVSE Hardware
266
No Struthers-Dunn relay in kit, Packard contactor instead?
Posted by
Toby Murray
,
22 days ago
Last Reply
by OpenEVSE Support
10 days ago
OpenEVSE WiFi Gateway V4.x
Posted by
Yury
,
16 days ago
Last Reply
by OpenEVSE Support
11 days ago
How do I surge protect EVSE
Posted by
Michael Runyan
,
18 days ago
Last Reply
by Village Idiot
17 days ago
See all 266 topics
OpenEVSE Firmware
103
OpenEVSE on ATMEGA644A
Posted by
Edson
,
6 months ago
Last Reply
by Rich
about 2 months ago
Solar current mismatch?
Posted by
Mike
,
over 2 years ago
Last Reply
by Sam Koerner
about 2 months ago
Monitoring total house load and dropping charger load if need be.
Posted by
Andrew Frazer
,
3 months ago
Last Reply
by OpenEVSE Support
3 months ago
See all 103 topics
OpenEVSE WiFi, RAPI and Communications
118
Any plans for Arduino IDE 2.1 and above
Posted by
Michael Runyan
,
18 days ago
Last Reply
by OpenEVSE Support
11 days ago
Program to check the serial communication
Posted by
Achala Amarasinghe
,
24 days ago
Last Reply
by OpenEVSE Support
19 days ago
Help in figuring out how to communicate with OpenEVSE
Posted by
Rich
,
about 2 months ago
Last Reply
by Brett Hales
21 days ago
See all 118 topics
Electric Vehicles
28
V2G? ( Veichle to Grid )
Posted by
Andrew Frazer
,
11 months ago
Last Reply
by Rick Denzien
3 months ago
Open EVSE compatibility with Tata Nexon EV
Posted by
Madan mohan Manokar
,
about 1 year ago
Last Reply
by Simon Hewison
5 months ago
Nissan Leaf 24kWh - occasionally Connected but drawing nothing
Posted by
Matthew Bloch
,
6 months ago
Last Reply
by Matthew Bloch
6 months ago
See all 28 topics
International
10
is DC residual current protection required ?
Posted by
Aleš Kramžar
,
over 1 year ago
Last Reply
by Howard Lewis
9 months ago
24 Hour clock
Posted by
Kjetil Nysæter
,
over 1 year ago
Last Reply
by Kjetil Nysæter
over 1 year ago
Which Australian wall plug?
Posted by
Phillip Verschuer
,
about 7 years ago
Last Reply
by Phillip Verschuer
over 1 year ago
See all 10 topics
Feature Requests
23
How to monetize my OpenEVSE ?
Posted by
Oliver G France
,
2 days ago
Last Reply
by Oliver G France
about 14 hours ago
Limiting Charging Current Dynamically not to Exceed Service Entrance Limits
Posted by
Neil MacLean
,
7 months ago
Last Reply
by OpenEVSE Support
11 days ago
Update on EV quick charging CHAdeMO/CCS/etc.
Posted by
Mark Claussen
,
almost 6 years ago
Last Reply
by Adam Junid
15 days ago
See all 23 topics
Tips and Tricks
22
Resetting After Cutting Power
Posted by
Matt Percy
,
6 days ago
Last Reply
by OpenEVSE Support
1 day ago
Remote start for Open EVSE
Posted by
Ganesh Prabhu M
,
2 months ago
Last Reply
by OpenEVSE Support
2 months ago
Use Solar to charge to 70% and then 100% from grid
Posted by
Tommy
,
6 months ago
Last Reply
by Tommy
6 months ago
See all 22 topics
Report a problem
86
Measured current not correct
Posted by
Rick van Oosterhout
,
almost 2 years ago
Last Reply
by David Dixon
1 minute ago
assembly instructions issues
Posted by
Doane
,
about 20 hours ago
Last Reply
by OpenEVSE Support
about 3 hours ago
Bricked WiFi Modules after 4.2.2 firmware update?
Posted by
Roger Heward
,
about 2 months ago
Last Reply
by OpenEVSE Support
1 day ago
See all 86 topics