71-043 - Haut-parleur auto Metra - Free user manual and instructions

Product Type	Speaker Wiring Adapter
Brand	Metra
Model	71-043
Intended Use	Car audio installation – connects aftermarket speakers to factory harness
Main Function	Provide a plug-and-play connection between speaker and vehicle wiring
Connection Type	Wire-to-wire with solder or twist-on; housing plugs into factory harness
Polarity Indication	White wire: positive, Black wire: negative
Number of Channels	Single channel (one speaker per adapter)
Tools Required	Soldering iron, rosin core solder, electrical tape (for alternate method)
Installation Method	Strip wires, connect to speaker, plug housing into vehicle harness
Alternate Connection	Twist wires together, solder, and tape
Maintenance	Keep dry; clean with a dry cloth if necessary
Safety Precautions	Ensure correct polarity; disconnect vehicle battery before installation
Repairability	Not serviceable – replace if defective
Customer Support	Contact Crutchfield at 1-888-955-6000
Copyright	© 1996 Crutchfield Corporation

Frequently Asked Questions - 71-043 Metra

What is the Metra 71-043?

The Metra 71-043 is a speaker wiring adapter designed to connect aftermarket car speakers to the factory vehicle harness. It simplifies installation by providing a plug-and-play solution.

How do I install the 71-043?

First, strip the wires on the adapter and your speaker. Connect the white wire to the speaker's positive terminal and the black wire to negative. Then plug the adapter's housing into the factory harness in your vehicle. Ensure polarity is correct.

What tools are required for installation?

You will need a soldering iron, rosin core solder, and electrical tape. Alternatively, you can twist the wires together, solder, and tape them.

How do I determine the correct polarity?

The adapter uses color-coded wires: white for positive and black for negative. Match these to your speaker's terminals. Incorrect polarity can cause poor sound or damage.

Does the 71-043 fit all vehicles?

The adapter is designed for use with standard factory harnesses, but fitment may vary. Check the connector shape and pin configuration. It is commonly used with Metra and Crutchfield products.

Can I install without soldering?

Yes, you can use the alternate twist method: strip wires 1/2 inch, twist them together, then tape securely. Soldering provides a more reliable connection.

What if my vehicle's wiring colors are different?

Always refer to your vehicle's wiring diagram. The 71-043 uses generic white/black coding; you may need to verify polarity with a multimeter before connecting.

Does this adapter affect sound quality?

No, the adapter is a passive component that does not alter sound quality. It simply provides a secure electrical connection. Ensure clean, tight connections for best results.

How do I clean and maintain the adapter?

Keep the adapter dry and free of moisture. Wipe with a dry cloth if needed. No special maintenance is required. If connections become loose, re-solder or replace.

What should I do if the adapter is not working?

First, check all connections and polarity. Ensure the housing is fully seated in the harness. If still not working, contact Crutchfield support at 1-888-955-6000 for assistance or replacement.

USER MANUAL 71-043 Metra

Speaker Wiring Adaptor

Before starting, compare items on your invoice with items received. If any parts are missing, first thoroughly check through packaging material. If an item is missing, please call:

Crutchfield at 1-888-955-6000

120 71-043

STEP 1 -- CONNECT WIRES

Connect wires to speakers as shown (see inset). Make sure polarity is correct.

STEP 2 -- INSTALL

Plug housings into factory harnesses in vehicle.

CRUTCHFIELD™

Copyright 1996 Crutchfield Corporation

Revision 10/31/96

Alternate Connection Method

Tools Required