8 votes

OBDII ELM 327 Bluetooth adapter - is it reliable?

The ELM327 is (almost?) as powerful as any other diagnostics solution. That's simply because it only translates the low level OBD protocols to some other format. Bluetooth connections on mobile phones ...
JimmyB's user avatar
  • 307
7 votes
Accepted

1-2 sec delay between phone video and car audio connected to phone via bluetooth

Not wanting to necro a dead thread, but this is a known issue with Honda Bluetooth audio. There is a bug in the bluetooth handshake that results in data-only transmission. Proof. This means then ...
lifebinder's user avatar
5 votes
Accepted

Retrieving handbrake status light and reverse light from OBD II

Start off with a copy of the service manual for your car. The electrical schematics will help you understand where the various annunciators come from. Earlier cars typically have less data available ...
dlu's user avatar
  • 14.5k
4 votes

OBDII ELM 327 Bluetooth adapter - is it reliable?

Bluetooth ELM327 adapters are horrible, I found the Bluetooth connection to be extremely unreliable. Spend some extra and get the USB version, if ELM327 is what you want. The Android apps have the ...
I have no idea what I'm doing's user avatar
4 votes
Accepted

Auto determine the bluetooth device is OBD or not?

Each bluetooth device has a unique 48 bit address and a device name (up to 248 bytes). The name is usually shown when doing a bluetooth scan with a mobile device. The only way you can tell the ...
I have no idea what I'm doing's user avatar
4 votes

Bluetooth connection on Subaru

On page 5-69 of the 2017 Subaru Forester Owner's manual, there are instructions for enabling Bluetooth and connecting devices. Function no. 5 enables/disables Bluetooth. I recommend procuring the ...
the_storyteller's user avatar
4 votes
Accepted

Upgrading the Bluetooth Audio on 2012 Honda Civic?

I have to agree with crasic's old comments. Bluetooth capabilities are usually integrated into the entertainment system / stereo head unit. This was as true in 2013 as it is now (moreso now). On ...
Jason C's user avatar
  • 4,900
3 votes
Accepted

OBD2 not showing up under Bluetooth devices

In some models of the 370Z, there is a transport / storage switch in the interior fuse box. It's meant to reduce battery drain when the car is not being used by a driver. It cuts power to the obd2 ...
toddmo's user avatar
  • 161
3 votes

Nissan keeps losing Bluetooth connectivity to my phone

I'm having the same problem on my Nissan Qashqai (Nissan Connect 1). However, I've come to the conclusion that this is a problem on the phone side, not on the side of Nissan Connect, or maybe the ...
Gerald Schneider's user avatar
3 votes
Accepted

Will steering wheel controls and audio system work if I install new radio?

You'll need two things - firstly a headunit that supports steering wheel controls you're looking for one that has an "SWI-JACK" or "SWI-JS" input - which one varies between the stereo manufacturers ...
motosubatsu's user avatar
3 votes

Bluetooth not working - Any ideas?

There's a procedure to pair your phone Here is a video from BMW for your vehicle. Here is the owners manual for your vehicle. The procedure involves going to the main menu on your audio device and ...
DucatiKiller's user avatar
  • 32.9k
3 votes

bluetooth not shutting off audio when answering the phone

This sounds more like a problem with the app then the Subaru audio system. I would try playing music or a different app and taking a call. If that works fine, you know it's a problem with the app. A ...
MooseLucifer's user avatar
  • 6,037
3 votes
Accepted

How to play music via Bluetooth in Mercedes from 2011?

If your audio system is a "Command" you should be able to get a BT module similar to this that wires in with connections to the car's own 12v feed (so no mucking around turning adaptors off ...
motosubatsu's user avatar
2 votes

2009 BMW 335i sedan

I don't believe adding the A2DP profile is possible on older bluetooth integrations, especially without iDrive. The USB does give you some options, but they're not bluetooth-based. You can do what I ...
Lathejockey81's user avatar
2 votes

Retrieving handbrake status light and reverse light from OBD II

You will not be able to read everything using OBD. Sometimes you can be lucky and the proprietary protocol your car uses can provide you with the right info, however this wouldn't be reliable as it ...
André Borie's user avatar
2 votes

BMW E90 Aftermarket Head Unit Eonon GA9165B Installation Troubleshoot with Auto StartStop Button

If you look closely, there's a line that goes in between the panel for the head unit itself, and the HVAC controls. The actual head unit itself is separate from everything below it. Checking the head ...
Kitsunemimi's user avatar
2 votes

1-2 sec delay between phone video and car audio connected to phone via bluetooth

As far as I know this is just how Bluetooth works. Throughout all my years there has always been a delay in audio when used in combination with Bluetooth. There are some software that delay the video ...
Cucumber's user avatar
2 votes

Check beforehand if will pass emissions test?

Use a free app like AndrOBD or Torque Lite; here's a screenshot from the latter, the top widget of which is that of a car that passes emissions testing:
Geremia's user avatar
  • 207
2 votes

UK 2017 Ford Fiesta Bluetooth issues

I never touch any Ford Fiesta before and only had a few cars in my life. But have a similar problem when switching to my current car, which uses an aftermarket android stereo. If I get your question ...
purnadika's user avatar
  • 171
1 vote

Can an ELM327 adapter be used to flash a VIN?

My understanding is ... yes, you can. Don't go away so fast though ... there are caveats: The ELM327 device is only a passthrough. It is just a connection from your device to the PCM. There is no way ...
Pᴀᴜʟsᴛᴇʀ2's user avatar
1 vote
Accepted

Why navigation sounds from Bluetooth are not working while in radio mode?

I know that this is not an intrinsic limitation because when I have incoming calls, I do hear the call sound and can answer and hear the other person, all through BT while in radio mode. This isn't ...
motosubatsu's user avatar
1 vote
Accepted

I have an Opel Astra H 2008 Bluetooth adapter and need to install a power switch for it

I would put the switch in the power supply (+) wire. But if there are two power wires I would not switch the one controlling the memory settings, but that would leave an albeit small energy drain. ...
Solar Mike's user avatar
  • 34.7k
1 vote
Accepted

Cannot pair/connect to the Bluetooth in my Mazda 3

After much searching high and low I found this youtube video that solved my issue. In a nutshell: It seems that trying to pair with the default pin (0000) does not work. You need to set a different ...
Doddie's user avatar
  • 111
1 vote

My 2012 Imprezza unpairs my phone every time I turn off car

For my radio I noticed that whenever I was working on the car and unplugged the battery my Bluetooth devices would afterwards unpair and I would have to reconnect them again. Maybe your car radio has ...
TheSlavMan's user avatar
1 vote
Accepted

Trouble with car audio system

Both the BT device providing the media (presumably your phone) and the device receiving the media need to support AVRCP v1.6 in order to transmit/display album art images over Bluetooth. So it's ...
motosubatsu's user avatar
1 vote

Prius doesn't playing music through bluetooth

Series 3 Priuses don't have the necessary A2DP Bluetooth profile to stream media, the only ways you can do are either to replace the headunit itself or get a BT dongle that hooks into the AUX input.
motosubatsu's user avatar
1 vote

Music playback on an old car

I used to have a 1989 Opel Vectra. It didn't have bluetooth, AUX or USB, and I also didn't have the code for the radio and the battery had been flat many times, so obviously even the radio didn't work....
juhist's user avatar
  • 14.6k
1 vote

1-2 sec delay between phone video and car audio connected to phone via bluetooth

This is a software / hardware limit problem you could try a better streaming app on your phone if your stereo support others, the problem is streaming audio via Bluetooth is quite a lot of work, ...
Barkermn01's user avatar
1 vote

Cannot pair two phones to one car

Looks like the manual for the 2013 Impreza says it is limited to one "registered (paired)" device. So for the Impreza you'll only be able to pair a single device. For the 2015 Forester however, there ...
kyle_engineer's user avatar
1 vote

FM transmitter, aux-in adapter, or car deck for car audio? help please. :)

So, tried 2 of the three - FM transmitter works fine until you get to an area that is using the frequency you chose. Did look at aux-in adaptor but decided to replace unit. Fitting one is easier now ...
Solar Mike's user avatar
  • 34.7k

Only top scored, non community-wiki answers of a minimum length are eligible