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OEM Radio Bible

OEM Radio Bible
By: Drewster 

Introduction:

Many people prefer to keep the OEM radio in a convertible to minimize the temptation for theft or vandalizm.  Drew has compiled this great resource of OEM radio information for the US Spec. 2000-2002 Spyder.  His original postings and updates can be found Here.

Wiring Diagrams
OEM Radio Connectors and Pinouts
Radio Wiring
Wire
What it does
Usual wire color (stock)
A
Right Front Speaker (+)
Green
B
Left Front Speaker (+)
Pink
C
Ignition Lead (+)
Gray
D
Battery Lead (+)
Blue w/Yellow stripe
E
Right Front Speaker (-)
Blue
F
Left Front Speaker (-)
Purple
G
Ground (-)
Black
H
Power Antenna Wire 1
More information Pending
I
Power Antenna Wire 2
More information Pending
J
Illumination Lead (+)
More information Pending
Wire
What it does
Usual wire color (stock)
K
Right Rear Speaker (+)
Red
L
Left Rear Speaker (+)
Black
M
Right Rear Speaker (-)
White
N
More information Pending
More information Pending
O
More information Pending
More information Pending
P
Left Rear Speaker (-)
Yellow
Wire
What it does
Usual wire color (stock)
Q
This side is for a CD Changer input harness
More information Pending
R
More information Pending
S
More information Pending
U
More information Pending
V
More information Pending
Legend
Stock wiring harness
Metra 71-1761 Harness
Aftermarket CD Changer Harness

Rear Speakers with Fader Control

For this you need to purchase Metra Wiring Harness part number 71-1761.
A link to Parts Express' page selling the Metra Harness I have never shopped there or done business with them and can not speak for their customer service personally.
Your local audio store may have it, but from what I have found their books tell you that you want part number 70-1761. This is incorrect. 70-1761 will not plug into your radio and is designed to adapt and aftermarket receiver to your wires.

There are 5 wires on the Metra Harness

Metra Harness
The 71-1761 harness is the one on the upper/left
All 5 of them will be used.

You will need: Wire cutter and cleaners, cable ties, soldering iron (experience with it), electrical tape, heat shrink tubing, a screwdriver and wrench (to remove dash panel).

Disconnect the Battery. Remove the panel under the steering wheel. Wiring will hold it in your way, but you can move it to the corner of the foot well. At this point I also removed the door sill and kick panel. The kick panel is held on by a single hand nut in the front. Everything else is "snap-on" and can be pulled off with the right angling and force. I ran the wiring for the speakers this route and up through the interior molding to the rear storage area. The rear panel (inside to the rear of the door) was not removed. I pulled the outside outboard enough to feed the cable in and reached down from the storage area to fetch it. Careful, you don't want to interfere with the seat belt stuff at all. Make sure the wire stays clear of it.

Wire K,L,M and P to your rear speaker leads in order corresponding to the above diagram. Then crawl under the dash on the driver's side. There is a 1 wire harness on the back of the radio. Pull this out. The release is on the top - squeeze and pull. It works similar to a phone jack.

The remaining wire must be spliced with the wire in the existing harness in the radio. You will have to do this under the dash as it is very short. Bring a light! It is in the "N" hole and goes to the wire in the same location on the Metra harness

Once you have wired up the harness with your speakers, then the wire in the "N" hole under the dash - it's plug and play. The harness slides into the spot left vacant when the stock, 1 wire harness is removed. It is a small challenge fitting it in around all of the wiring back there, but it will go. My harness was a tight fit the first time, but clicked in pretty easy after that.
 

 

"Mid" Control on Your Equalizer

That's right Toyota decided that hiding the Midrange adjust button for the radio would be more entertaining than making it obvious. If you have aftermarket speakers this little adjuster can make the radio sound pretty good without the issues of theft aftermarket receivers have.

This will not work with a Disc in the player

Press the right hand button in until you hear a "beep". This takes some time

The mid-range adjustment is the very next feature past the bass adjustment when you press the right button in to scroll through the radio controls.

If you turn your radio off BEFORE you shut down the car, you will lose your midrange setting. Hence the mod above

 

 

Radio stays on after ignition is off
Once you have discovered how to use the Mid control on your EQ you discover how much better the factory unit is than you thought. The problem is that if you turn off the engine before turning off the radio, you loose the control. A little annoying.

This fix is a simple combine of 2 leads

You will need: Wire cutter and cleaners, electrical tape, heat shrink tubing, soldering iron (experience with it), a screwdriver and wrench (to remove dash panel).

 

Disconnect the Battery. You may have to remove the dash panel to get your head behind the radio. Unplug the larger, factory wiring harness (A-J above). The release is on the top - squeeze and pull. It works similar to a phone jack.

Once out, you will want to cut back the plastic sheet over the wires that holds them together and insulates. It is basically a plastic tube and is not tight over the wires. I cut it about an inch back so I had better access to the wires inside.

Look for the C and D wires from above. One is Gray and one is Blue with a Yellow stripe (mine was actually Blue with white checks). The Blue and Yellow wire is the one you want for power. Cut both of the wires at the same distance from the harness. Make sure you have enough room to re solder them together.

You can tape off the Gray wire at the end, or use a heat shrink tube. Make sure it can not get out and ground itself or you could have serious problems.

Combine the other three wires. Again careful about the ground-out issue. Once combined and sealed correctly, plug the harness back in. You should be ready to go.
 

 

Wiring an item that is only functional when ignition is on
I did this on my car after doing the above "Radio stays on after ignition is off" mod. I do not know if will work otherwise

The wire that leads to the radio from the ignition on power supply is about 18 gauge and very thin. I wouldn't use it for anything other that the smallest currents. It is only designed to handle lighter loads. I wired a switch light for my in dash garage opener with it. I also had disconnected it from the radio so it was not carrying that load. The fuse attached to the wire is probably also designed for a very small load. I did not verify the fuse type with the tiny load I was using.

You will need: Wire cutter and cleaners, electrical tape, heat shrink tubing, soldering iron (experience with it), a screwdriver and wrench (to remove dash panel).

Disconnect the Battery. You may have to remove the dash panel to get your head behind the radio. Unplug the larger, factory wiring harness (A-J above). The release is on the top - squeeze and pull. It works similar to a phone jack.

Once out, you will want to cut back the plastic sheet over the wires that holds them together and insulates. It is basically a plastic tube and is not tight over the wires. I cut it about an inch back so I had better access to the wires inside.

Look for the C wire from above. It is Gray cut the wire from the harness (unless you have also done the mod above). Make sure you have enough room to solder it together with another wire.

Combine this lead with a wire long enough to reach the (+) positive terminal on your electrical item. Replace the positive wire with this one. Make sure the old wire is either completely removed or covered enough so an accidental ground can not take place - it would be a very bad thing.

If you are still using this wire in the radio, also combine the remaining wire from the harness with the Gray lead and the new lead to the item you are powering. Again careful about the ground-out issue. Once combined and sealed correctly, plug the harness back in. You should be ready to go.
 

 

Aux Inputs for an Alternate Music Source
This part is cool. Maker's web site. If you have an iPod, MP3, DVD player, even a record player (drive very carefully), you can listen to it on your Spyder's radio. Get It Here. I discovered the manufacturer's directions HERE. But have a change to make it less work.

This mounts to the Q-V slots pictured above. Under INSTALLATION:

Changes To Manufacturers Installation Instructions
CD Harness

2. Remove the factory radio to gain access to the radio's 12-pin CD changer data port. Skip this step. The port can be accessed without taking the radio out. It is on the upper passenger side rear of the radio. Accessible by laying upside down on the passenger side floor (Bring a light)

5. Reinstall the factory radio. Only if you took it out :)

 

 

If you have made a custom set up for this harness, please send me pics at andy@wrenbeck.com. I have been contemplating it, but have no set plan yet.

This adaptor works with 2000, 2001 and 2002 Spyders ONLY




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