'06 HU Wire Diagram?
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ALARM !
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12volts red (30A), white (25A) + ignition harness
Starter black + ignition harness
Second Starter green + ignition harness
Ignition blue + ignition harness
Second Ignition yellow + ignition harness
Third Ignition N/A
Accessory gray + ignition harness
Second Accessory N/A
Keysense black - ignition harness
Power Lock green to blue - driver kick, 20 pin plug, pin 15
Power Unlock purple to pink (double pulse) - driver kick, 20 pin plug, pin 14
Lock Motor blue to brown 5wi driver kick, gray 7 pin plug, pin 6
Unlock Motor pink to blue 5wi driver kick, gray 7 pin plug, pin 5
Parking Lights+ brown + top of fuse box, 30 pin plug, pin 29
Parking Lights- brown - headlight switch
Hazards orange - hazard light switch
Turn Signal(L) yellow + top of fuse box, 30 pin plug, pin 27
Turn Signal(R) green + top of fuse box, 30 pin plug, pin 28
Reverse Light pink + top of fuse box, 14 pin plug, pin 2
Door Trigger orange (D), blue (P) - top of fuse box
Dome Supervision blue - L side of fusebox, 6 pin plug, pin 2
Trunk/Hatch Pin purple - top of fuse box, 30 pin plug, pin 7
Hood Pin N/A
Trunk/Hatch Release orange - driver kick, gry 12 pin plug, pin 12
Power Sliding Door N/A
Factory Alarm Arm arms with lock
Factory Alarm Disarm disarms with unlock
Disarm No Unlock use key sense wire
Tachometer black ac data link conn. under dash, pin 9
Wait to start N/A
Brake Wire blue + brake pedal switch
Parking Brake black - parking brake switch
Horn Trigger white - horn switch
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Audio
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Radio 12v blue + radio harness
Radio Ground brown - radio harness
Radio Ignition gray + radio harness
Radio Illumination green + radio harness
Factory Amp Turn-on N/A
Power Antenna orange + radio harness
LF Speaker +/- pink - purple +,- radio harness
RF Speaker +/- lt. green - blue +,- radio harness
LR Speaker +/- brown - yellow +,- radio harness
RR Speaker +/- red - white +,- radio harness
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-insanelyx-
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ALARM !
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12volts red (30A), white (25A) + ignition harness
Starter black + ignition harness
Second Starter green + ignition harness
Ignition blue + ignition harness
Second Ignition yellow + ignition harness
Third Ignition N/A
Accessory gray + ignition harness
Second Accessory N/A
Keysense black - ignition harness
Power Lock green to blue - driver kick, 20 pin plug, pin 15
Power Unlock purple to pink (double pulse) - driver kick, 20 pin plug, pin 14
Lock Motor blue to brown 5wi driver kick, gray 7 pin plug, pin 6
Unlock Motor pink to blue 5wi driver kick, gray 7 pin plug, pin 5
Parking Lights+ brown + top of fuse box, 30 pin plug, pin 29
Parking Lights- brown - headlight switch
Hazards orange - hazard light switch
Turn Signal(L) yellow + top of fuse box, 30 pin plug, pin 27
Turn Signal(R) green + top of fuse box, 30 pin plug, pin 28
Reverse Light pink + top of fuse box, 14 pin plug, pin 2
Door Trigger orange (D), blue (P) - top of fuse box
Dome Supervision blue - L side of fusebox, 6 pin plug, pin 2
Trunk/Hatch Pin purple - top of fuse box, 30 pin plug, pin 7
Hood Pin N/A
Trunk/Hatch Release orange - driver kick, gry 12 pin plug, pin 12
Power Sliding Door N/A
Factory Alarm Arm arms with lock
Factory Alarm Disarm disarms with unlock
Disarm No Unlock use key sense wire
Tachometer black ac data link conn. under dash, pin 9
Wait to start N/A
Brake Wire blue + brake pedal switch
Parking Brake black - parking brake switch
Horn Trigger white - horn switch
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Audio
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Radio 12v blue + radio harness
Radio Ground brown - radio harness
Radio Ignition gray + radio harness
Radio Illumination green + radio harness
Factory Amp Turn-on N/A
Power Antenna orange + radio harness
LF Speaker +/- pink - purple +,- radio harness
RF Speaker +/- lt. green - blue +,- radio harness
LR Speaker +/- brown - yellow +,- radio harness
RR Speaker +/- red - white +,- radio harness
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-insanelyx-
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The standard '06 HU (one **** HU specifically, but the other has it too) has an auxiliary mini jack input (for iPods or other audio devices).
I believe this jack (on your dash) has at least 3 wires connected directly to the HU's connectors.
I believe this jack (on your dash) has at least 3 wires connected directly to the HU's connectors.
i have an 06' Scion with the IPOD/AUX already built into the car... ran into the center arm rest pocket... but if i remember correctly.. it uses an interface.. built into the HU... one harness from the connectors from the center arm rest to behind the HU. i could be wrong. ..... or maybe u have a different stock HU
not sure if this will help. this is all i could find in the wiring diagrams for the ipod connector. i also put the pic's of the Z4 (ipod connector) and S20 (aux connector) so you can tell what they look like:
http://home.cfl.rr.com/sciontc/audio_breakout.gif
http://home.cfl.rr.com/sciontc/audio_breakout.gif
Can any of you guys with an 06 and an aux jack poke at the pins in the back of the aux jack both with and without a stero plug inserted and tell me what you see. There are four pins, L+,R+, GRND, and one other one. What I'm trying to figure out is what that other one does. It does something to let the radio know that something is plugged into it. I'm sure the Service Manual has something about that.
Are you trying to make your own Aux in? I have been thinking about trying to do that because:
1) I am cheap
2) I like playing with electronics
3) My FM modulator sucks
I have been wondering if it is as simple as soldering some wires and connectors together, or if it much more complex than that.
1) I am cheap
2) I like playing with electronics
3) My FM modulator sucks
I have been wondering if it is as simple as soldering some wires and connectors together, or if it much more complex than that.
That's what I'm doing. BUt I need the above info... I'm almost there... just need some help from an 06 owner or someone with access to the service manual can look up the troubleshooting section of the aux input circuit.
That's what I'm doing. BUt I need the above info... I'm almost there... just need some help from an 06 owner or someone with access to the service manual can look up the troubleshooting section of the aux input circuit.
yes:
**EDIT** after realizing i dont have the other plugs...and reading the previous post on what your trying to do, sorry i am of no help. ill leave the wiring dia's up tho.
clicky


i believe i have the other plugs as well but dont have them uploaded....this is the main harness. You can tap into the grey for amp tun on.
**EDIT** after realizing i dont have the other plugs...and reading the previous post on what your trying to do, sorry i am of no help. ill leave the wiring dia's up tho.
clicky
i believe i have the other plugs as well but dont have them uploaded....this is the main harness. You can tap into the grey for amp tun on.
acutally I have the description of the jack I'm looking for (s20) but I have no idea about the jack itself... somewhere in the manual it should go and explain how the AUX jack works. I.e. some sort of description of the signals.
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Wrencher
Scion xB 1st-Gen Owners Lounge
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Jul 29, 2015 01:38 PM








