Solution: Go to iOS Settings -> Wi-Fi -> Tap on the “i” symbol near Wi-Fi network name. In this case you would see that network is checked in the iOS Wi-Fi settings, but you wouldn’t see Wi-Fi icon in the top of the screen. 4) iOS shows connected to WiFi network, but it actually doesn’t use it. Solution: make sure that any other devices nearby are not connected to the same OBDII WiFi netowrk and force close all other OBDII apps.
Even if 2 devices connected to the same OBDII Wi-Fi network could cause this issue, so one of them or even both devices would be unable to connect.
3) ELM327 device is occupied by another app or device.ĮLM327 device can’t be used by several apps or devices at the same time.
#Obd2 scanmaster software how to#
Please read my guide how to buy a good ELM327 device. It’s just a cheap device, made with extremely low quality. Sometimes they work 1 year, sometime they work just 1 time. May cheap ELM327 clones die unexpectedly. Many users asks questions like “I have successfuly connected yesterday, but can’t do that today! What’s wrong with the app?!” Possible reason #2: ELM327 device is dead. Go to iOS Wi-Fi settings to reconnect to the OBDII Wi-Fi network and try connection in Car Scanner. Solution: Pull ELM327 out of the socket and put it back again.
#Obd2 scanmaster software software#
Possible reason #1: Software bug in the device (it happens very often with cheap ELM327 clones) 2) ELM327 part of the device is not responding. Solution: Go to iOS Settings -> WiFi and connect to network that is called “OBDII WiFi” or something similar. List of most common reasons of connection issues and their solutions: 1) iPhone/iPad not connected to ELM327 OBDII WiFi network. In this case you should set Wi-Fi network settings manually (read point #4). This often happens with iOS 14 and higher (yes, iOS 15 is higher than iOS 14).
This is very important! You would see Wi-Fi network checked in iOS settings, but you wouldn’t see Wi-Fi icon in the top bar. Please, don’t be the one, who have connected to his home Wi-Fi network and asking why he can’t connect to the ELM327 device.ģ) While iOS is expecting normal Wi-Fi network with Internet access, it may connect to ELM327/OBDII Wi-Fi network, check that it doesn’t provide Internet access and use “iOS magic”: show to the user that iPhone/iPad is connected to the Wi-Fi network, but doesn’t actually use this network. “Keenetic-1234”, “MyHOME”, etc.) or your car brand (e.g. It’s never called like your home network (e.g. This network usually have name “OBDII WiFi” or “WiFi OBD2” or something like that. You should do this before you try to connect in Car Scanner. Besides, ELM327 uses simple TCP/IP connection, that is usually not affected by iOS version update.Ģ) ELM327 device with Wi-Fi connetion type pretends to be a Wi-Fi access point and creates Wi-Fi network, that you should connect using iOS settings. Car Scanner is always updated to support latest iOS versions. First of all, you should understand 3 simple things:ġ) Car Scanner supports all iOS versions, even the latest one.
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