Scosche CR4000SW-WM1 Factory Stereo Replacement Interface Adapter Kit

1. Product Overview

The Scosche CR4000SW-WM1 is a factory stereo replacement interface adapter kit designed to seamlessly integrate an aftermarket stereo into select 2004-2020 Chrysler, Dodge, and Jeep vehicles. This kit ensures that essential vehicle features, such as steering wheel controls and OEM amplifier functionality, are retained after the installation of a new car radio.

Image: The Scosche CR4000SW-WM1 kit, showing the interface module, main wiring harness, and steering wheel control harness.

2. Key Features

• Seamless Integration: Connects your aftermarket stereo to the car's factory radio harness using standard wire color codes for easy installation.
• Enhanced Control: Retains the use of your car's steering wheel controls and safety/warning chimes, allowing safe operation of your new aftermarket radio.
• Advanced Connectivity: Enhances sound quality and performance by providing a stable data output for reliable audio reproduction.
• Comprehensive Features: User-friendly design simplifies installation, enabling modern car stereo capabilities like Apple CarPlay or Android Auto.
• Vehicle Specific Design: Specifically designed for select 2004-2020 Chrysler, Dodge, and Jeep vehicles, ensuring optimal performance and integration.

3. Package Contents

The Scosche CR4000SW-WM1 kit typically includes the following components:

• Interface Module
• Steering Wheel Control Harness
• Interface Harness
• Instruction Booklet (PDF available online)

Images: Individual components of the Scosche CR4000SW-WM1 kit, including the interface module, main wiring harness, and steering wheel control harness.

4. Vehicle Compatibility

The CR4000SW-WM1 is compatible with a range of Chrysler, Dodge, Jeep, Mitsubishi, and Volkswagen vehicles from 2004-2020. Please refer to the detailed fit guide below to verify your vehicle's compatibility.

Image: Detailed fit guide table for the Scosche CR4000SW-WM1, listing compatible makes, models, and years.

Installation Note: Specified models equipped with factory amplified systems may not retain fade control. Always check the online vehicle fit guide for the most current information.

For the most up-to-date compatibility information, please visit the official online vehicle fit guide: Scosche Online Vehicle Fit Guide

5. Installation Guide

This section provides general guidance for installing the Scosche CR4000SW-WM1. For detailed, step-by-step instructions, always refer to the official PDF installation manual provided by Scosche.

5.1. Wiring Diagram

The wiring harness uses standard EIA (Electronic Industries Association) color codes to simplify connections to your aftermarket stereo. Ensure all connections are secure and properly insulated.

Image: EIA Standard 12V Wiring Color Code Chart, showing wire colors and their corresponding functions.

5.2. Connection Steps (General)

1. Disconnect the vehicle's negative battery terminal before beginning any electrical work.
2. Remove the factory radio from the dashboard.
3. Connect the aftermarket stereo's wiring harness to the Scosche CR4000SW-WM1 interface harness, matching wire colors according to the EIA standard.
4. Connect the Scosche interface harness to the vehicle's factory radio harness.
5. Connect the steering wheel control harness to both the interface module and your aftermarket stereo (if supported).
6. Secure all connections and ensure no bare wires are exposed.
7. Test the aftermarket stereo and all retained features (steering wheel controls, chimes) before reassembling the dashboard.
8. Reinstall the dashboard components and reconnect the vehicle's negative battery terminal.

For a complete and detailed installation guide, please download the official PDF manual: Scosche CR4000SW-WM1 Installation Manual (PDF)

6. Setup

The Scosche CR4000SW-WM1 is largely plug-and-play once correctly wired. No complex software setup or programming is typically required for basic functionality. For steering wheel control programming, refer to your aftermarket stereo's manual and the Scosche installation guide for specific steps, as some stereos may require a learning process for the controls.

7. Operating Instructions

Once installed, the Scosche CR4000SW-WM1 operates transparently, allowing your aftermarket stereo to function as intended while retaining factory features. The primary operational benefit is the continued use of your vehicle's steering wheel audio controls (volume, track, mode, etc.) and safety/warning chimes, which are integrated through the interface.

Operate your new stereo and steering wheel controls as described in your aftermarket stereo's user manual. The interface ensures that the signals from your steering wheel are correctly translated to your new head unit.

8. Maintenance

The Scosche CR4000SW-WM1 is a sealed electronic component and requires no regular maintenance. Ensure it is installed in a dry, secure location within the dashboard, away from excessive heat, moisture, or physical damage. Do not attempt to open or repair the interface module, as this will void the warranty.

9. Troubleshooting

• No Power to Stereo: Double-check all power connections (constant 12V, switched 12V, ground) from the interface harness to the aftermarket stereo and the vehicle. Ensure the vehicle's battery is fully charged.
• No Sound: Verify all speaker wire connections are correct and secure. Check the aftermarket stereo's settings and ensure the OEM amplifier (if present) is receiving power and signal.
• Steering Wheel Controls Not Working: Confirm the steering wheel control harness is properly connected to both the interface module and the aftermarket stereo. Some aftermarket stereos require a specific programming or learning procedure for steering wheel controls; consult your stereo's manual.
• No Chimes/Warning Tones: Ensure the interface module is correctly connected and receiving power. Verify that the vehicle's factory chime module is not bypassed or disconnected.
• No Front-to-Rear Fade Control: As noted in the compatibility section, some factory amplified systems may not retain fade control with this interface. This is a known limitation for certain vehicle models.
• Intermittent Issues: Check all connections for looseness or corrosion. Ensure wires are not pinched or shorting.

If issues persist after reviewing the installation manual and these troubleshooting steps, contact Scosche technical support.

10. Specifications

11. Warranty and Support

The Scosche CR4000SW-WM1 is backed by Scosche's Lifetime Tech Support and Limited Warranty. For specific warranty terms and conditions, please refer to the documentation included with your product or visit the official Scosche website.

For technical assistance or support, please contact Scosche customer service. You can also find additional resources and the full installation manual on their website.