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Yep, I was working on my '07 head unit, slipped and put the weight on the OldJaguar interface cable. Ripped it out.
Searching the electrical manuals for the Aux Input connections, no joy. Interface is IP057, somewhere in IP057/9 to /12, I think. Can anyone help identify the Aux Input pinouts for the connector interface to connect the small red, yellow and white leads? Large red and black are respectively BattV and Gnd.
A picture of the connector with the leads attached would do it, or some installation reference.
Pic below.
Thanks!!
Panthera
Last edited by panthera999; Feb 21, 2025 at 09:10 AM.
I would contact Cambo at his business which as you posted is OldJaguar.Com. OldJaguar.com
I think he is so busy now that he no longer posts much if any on the forum but I do wish he would come back. A massively knowledgeable Jaguar guy and was also responsible for the great Torque Pro custom Jaguar PID pack. Which I am still using all these years later!
Thanks again Cambo!
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This is a photo of an UNMODIFIED Volvo Bluetooth connector (which I purchased, but hadn’t gotten around to modifying for my XK).
Follow the instructions in the above link for proper pinning for your car.
Thanks! With your help, I've identified the pin-outs in the image below.
But, in Cambo's Old Jaguar product, which one goes where? Note it's not the same as the Volvo image above. One more time, Thanks!
I assume that the cable in the photo is attached to the Bluetooth module? You need to determine which colour is common audio, which is left channel and which is right. This info might be in the documentation which came with the module.
As I said in my linked post, if you are in any doubt as to which is the audio common, simply test the three audio output wires against the -ve (earth) feed to the BT module with a multimeter. Inside the BT module the audio ground and the -ve feed are shorted with zero resistance between them.
I'm not sure how to determine the left and right if you have no documentation other than to temporarily wire up the module to a 12V battery and test it by connecting your phone to it and playing a test file with left and right channels. Once you know which channel is which, left, common, right are pins 10,11 and 12. 12V positive is pin 2 and earth is pin 8 as in my link.
A massively knowledgeable Jaguar guy and was also responsible for the great Torque Pro custom Jaguar PID pack. Which I am still using all these years later!
Thanks again Cambo!
Heck one of the guys even got it working as an Android app on his updated center screen. Now he can display digital gauges on the head unit with a push of a button. Really well done! I need to work on my Android tablet I installed and load TP.
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Resolution: The five leads on the oldJag bluetooth device:
Yellow: connected to /11, common, determined by checking resistance to black (ground). 0, so this is neutral. Thanks, Richard.
Red: connected to /12, right audio signal input, for no better reason most audio uses red for right. I didn't care enough to test it.
White: connected to /10, left audio signal input.
Black: connected to /8, ground.
Heavier Red: Power, can be connected to the lead to the socket in the glove compartment. This lead shuts off with the car. Also been proposed to connect to /2 to get switched, but I didn't want to fight with removing the connector pin.
Everything running well.
Note: the foam wrap on the wire bundles in the dash had decayed into sticky slop with pieces scattered around the area, so it's a good idea before you go in to get some automotive cloth tape, clean off the bundles as best you can, and re-wrap them.
Again, thanks for everyone's help!
Panthera.
Last edited by panthera999; Feb 24, 2025 at 08:40 AM.