If you own a 2002 Saab 9-3, you might be wondering about the radio wiring diagram. This guide will help you better understand the wiring and explain how to install an aftermarket radio.
Wiring Overview
The 2002 Saab 9-3 has two wiring harnesses that connect to the radio: the main harness and the amplifier harness. The main harness, which is the larger of the two, has 8 pins. The amplifier harness, which is the smaller of the two, has 12 pins.
The main harness connects the radio to power and the speakers. The amplifier harness connects the radio to the external amplifier, which is located in the trunk of the car.
Main Harness Pinout
| Pin | Wire Color | Function |
|---|---|---|
| 1 | Red | Ignition |
| 2 | Orange | Illumination |
| 3 | Black | Ground |
| 4 | Green | Right Front Speaker (+) |
| 5 | Purple | Right Front Speaker (-) |
| 6 | Blue | Left Front Speaker (+) |
| 7 | Yellow | Left Front Speaker (-) |
| 8 | Gray | Ground |
Amplifier Harness Pinout
| Pin | Wire Color | Function |
|---|---|---|
| 1 | Gray | Right Rear Speaker (+) |
| 2 | Beige | Right Rear Speaker (-) |
| 3 | Green | Right Front Speaker (+) |
| 4 | Purple | Right Front Speaker (-) |
| 5 | Blue | Left Rear Speaker (+) |
| 6 | Black | Ground |
| 7 | Yellow | Left Front Speaker (-) |
| 8 | Pink | Power |
| 9 | White | Left Rear Speaker (-) |
| 10 | Red | Right Rear Speaker (+) |
| 11 | Brown | Left Front Speaker (+) |
| 12 | Blue/White | Antenna |
FAQs
What if my Saab doesn’t have the amplifier harness?
If your Saab doesn’t have the amplifier harness, you will need to use a wiring harness adapter to connect the radio to the car’s wiring. You can find these adapters at most auto parts stores.
Can I install an aftermarket radio in my Saab?
Yes, you can install an aftermarket radio in your Saab. You will need the proper wiring harness adapter to connect the radio to the car’s wiring. You may also need a mounting kit to fit the new radio into the dashboard.
Why won’t my Saab’s radio turn on?
If your Saab’s radio won’t turn on, it could be due to a blown fuse or a problem with the radio’s wiring. Check the car’s fuse box and replace any blown fuses. If that doesn’t work, check the wiring to make sure everything is connected properly.
Can I connect an iPod or other device to my Saab’s radio?
Yes, you can connect an iPod or other device to your Saab’s radio. You will need an auxiliary input adapter, which can usually be found at an electronics store or online. Follow the instructions included with the adapter to connect your device to the radio.
Do I need to disconnect the car’s battery before installing a new radio?
It is recommended that you disconnect the car’s battery before installing a new radio. This will prevent any electrical damage and ensure a safe installation.
