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BMW E46 Stereo Upgrade, 7 inch Touchscreen, Wireless CarPlay/Android Auto, GPS Navigations System

$418.99$544.6923% off

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Color: WiFi-(1G-32GB)

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BMW E46 Wireless CarPlay DSP Head Unit

The BMW E46 generation is arguably one of the best-driving platforms ever created, but its Achilles' heel has always been its aging technology. If you own a Coupe, Sedan, M3, or even a Rover 75 from that era, you know the frustration of relying on a decade-plus-old navigation screen and basic CD player.

This 7-inch touchscreen head unit is designed to solve that problem, and after spending some time with it, I can confidently say it’s the definitive modern retrofit for the E46 cockpit. It manages to integrate seamlessly while bringing critical 21st-century functionality right into your dash.

 
 

Installation & Display: Seamless E46 Integration

First off, the fitment is spot-on. With the $250 \times 120 \text{mm}$ face panel dimension, this unit slots perfectly into the original double-DIN opening of the E46. It looks factory-fresh—which is a huge win for those of us who value OEM aesthetics.

The 7-inch touchscreen is bright and responsive. While any screen is an upgrade over the blurry, pixelated stock unit, this display is key to the entire experience, providing a clear interface for the killer feature: Wireless CarPlay and Android Auto. Being able to hop in the car and have your phone automatically connect to a full-screen, responsive interface without fumbling for a USB cable is the convenience that truly modernizes the daily commute.

 

The Audiophile’s Secret Weapon: Digital Sound Processing (DSP)

If you're upgrading your head unit, you’re looking for better sound, and this is where the unit delivers big time. The inclusion of a Built-in Digital Sound Processor (DSP) is not just a marketing gimmick—it’s a game-changer for the factory speaker setup.

The DSP allows for detailed Equalizer Adjustments, letting you sculpt the sound signature exactly how you want it. More importantly, the ability to control the soundstage for spatial audio radically changes the listening experience. The audio no longer feels like it's coming from your knees; you can genuinely elevate the sound to ear level, giving instruments and vocals clarity and separation. The pre-set scene modes (Pop, Rock, Theater, etc.) are fun, but the real power is in tuning the DSP yourself.

 

Coupled with a rock-solid Bluetooth 5.0 connection, the audio signal is clean and resistant to dropouts, maintaining clarity even when you’re pushing the speed limit on the highway.

Practicality & Connectivity

The unit excels in keeping your focus on the road. The Steering Wheel Control support is mandatory for any E46 replacement, and here, it works flawlessly, allowing you to change tracks, adjust volume, and handle calls without ever taking your hands off the wheel. It maintains that vital factory functionality.

For navigation, the flexibility is excellent. Whether you prefer the real-time congestion avoidance of Waze or Google Maps online, or you need to rely on offline services like IGO or Sygic for remote areas, this unit handles them all via its GPS Navigation capability. The voice complement feature helps avoid lane confusion, making navigation safer and less stressful.

Finally, for those who are serious about their high-fidelity audio or video library, the support for external memory up to a massive 2TB via the USB port means you can carry thousands of hours of content with you. And for true sound system builders, the option for Optical and coaxial digital audio output on the S5/S6/S7/S8 series is the final icing on the cake, allowing a pure digital signal to be sent to high-end external amplifiers.

 
 
 
 

GPS Navigation: Supports Online and Off line Google map, Navitel, Waze, Herewego To avoid congestion choose lanes recently , the way of voice complement sensory information.

 

 

🔊 Digital Audio Connectivity

 

The option for optical and coaxial digital audio output is exclusively available on our S5, S6, S7, and S8 series models. This ensures the highest quality digital signal transfer for a premium audio experience.

 

💻 USB Media and External Storage

 

All units support USB connections, allowing you to easily play media from external devices.

  • External Memory: Connect a USB drive up to 2TB to the USB port.

  • Media Playback: The unit can directly access and play your video and audio files stored on the external device.

Its Wire Diagram of each pin wire details



🚘 Compatible Vehicle Models and Production Years

 

The following table details the specific vehicles and their corresponding production years for which this stereo is compatible.

Manufacturer Model / Body Style Chassis Code Production Years Notes
BMW 3-Series Sedan E46 1998–2005 4-door Saloon
BMW 3-Series Coupe E46 1999–2006 2-door Coupe
BMW 3-Series Cabrio E46 1999–2006 2-door Convertible
BMW 3-Series Touring E46 1999–2005 5-door Wagon/Estate
BMW 3-Series Compact E46 (E46/5) 2000–2004 3-door Hatchback
BMW M3 E46 2000–2006 High-performance variant
Rover 75 R40 1998–2005 Large Family Car (Saloon & Estate)
MG ZT R40 2001–2005 High-performance variant of the Rover 75 (Saloon & Estate)
 

🚚 Shipping & Delivery

Important Note on Customs and Fees

 

The buyer is responsible for all import taxes, customs fees, and any remote area surcharges. We are not liable for these charges or any delays caused by customs processing.

  • Refused Delivery Policy: If a shipment is returned to us because the buyer refused to pay these mandatory fees, we will not resend the package until the buyer pays all outstanding customs/import fees plus the cost of the return and reshipment.

  • Order Cancellation: We cannot honor order cancellations or refund requests based on the buyer's refusal to pay these necessary fees.

Delivery Guidelines

  1. We ship worldwide, excluding a few sensitive countries.

  2. Orders are processed promptly after payment verification.

  3. We only ship to your confirmed order address. Please ensure your shipping address is accurate.

  4. Transit times are estimates provided by the carrier and do not include weekends or holidays. Delivery times may vary, especially during peak seasons.

  5. If you have not received your item within 30 days of payment, please contact us immediately. We will track the shipment and provide an update as quickly as possible.

  6. To ensure the fastest delivery, we may ship your item from the most readily available warehouse.

 

🔄 Returns & Refunds

Return Policy

  1. You have 7 days after receiving your item to contact us about a return and 30 days to ship it back.

  2. No exceptions: If the item is in your possession for more than 7 days, it is considered used, and we cannot issue a refund or replacement.

  3. Shipping costs for a return are split equally between the seller and the buyer.

Return Requirements

 

  • All returned items must be in the original packaging.

  • You must provide us with the tracking number for the return shipment, the specific reason for the return, and the original Purchase Order (PO).

 

Refund Process

  1. We will issue a full refund for the item once it is received and inspected to confirm it is in its original condition, complete with all components and accessories.

  2. Following the refund, both buyer and seller must formally cancel the transaction (if processed through a platform like AliExpress). Alternatively, you may opt for a direct replacement instead of a refund.

  3. Inspect Your Parcel: As the buyer, it is your duty to carefully inspect the parcel before signing for it. Once the package is signed for, you are confirming that you received the item in good, working condition.

 

⭐ Feedback & Installation

 

  • Your satisfaction is our primary motivation for growth!

 

Customer Support

 

  • If you encounter any issues with your order or the items, please contact us first before opening a dispute. We are committed to providing you with the best possible solution.

 

Product Installation

 

  • We strongly recommend professional installation. Taking your item to a car maintenance store is the best way to reduce the risk of incorrect operation and potential damage during setup.

 

Positive Feedback

 

  • Positive feedback is vital to us. We value every opportunity to serve you and genuinely appreciate all feedback provided!

 

 

🛠️ Frequently Asked Questions & Solutions

 

Initial Installation Troubleshooting: "My device isn't working properly after installation."

 

The most common cause of post-installation issues is incorrect wiring.

Crucial Step Before Your Installer Leaves:

  • Take a clear, well-lit photograph of the final wiring diagram or harness connections while the system is still accessible.

  • Send this picture to us immediately.

Why This Helps: Our expert engineers can diagnose and help you resolve over 95% of installation-related problems simply by reviewing your wiring photo. This drastically speeds up the troubleshooting process!

 



Touchscreen Functionality Issues

 

Question: My touch button or touchscreen isn't responding correctly. What should I do?

Answer: This issue often relates to calibration or a software glitch. We recommend two steps:

  1. Perform a System Calibration: First, find your System Information within the settings menu . Note the details and contact us. We will provide you with a specific instructional video to guide you through the calibration process.

  2. Update the Touch Controller Software: If calibration fails, take a clear picture of the Touch Screen IC (Integrated Circuit) as instructed in the original documentation. Send this image to us, and we will supply the necessary software update to resolve the issue.

 

Screen Power Management

 

Question: Why does the screen stay powered on even after I've switched off the car's ignition?

Answer: Several factors could cause a display delay or constant power:

  • Delayed Shutdown: After turning the car off, close the doors and wait 1-2 minutes. Some vehicle systems, particularly those in Volkswagen and Audi models, have a built-in delayed switch-off function to maintain power briefly.

  • Incorrect Wiring: The most common cause is incorrect power wire connection. The system's Red (ACC) wire must be connected to a switched ignition source, not directly to the battery. The Yellow (B+) wire connects to the constant positive terminal of the battery, and the Black (Ground) wire connects to the negative terminal (or chassis ground). Check and correct the connection of the Red and Yellow wires.

 

Audio and Sound Output

 

Question: The sound volume is very low after the system installation. How can I fix this?

Answer: Try the following to boost your audio output:

  • Increase the Volume: Adjust the volume level to 30 or higher.

  • Adjust the Equalizer (EQ): The EQ control panel may not be configured optimally. Open the EQ settings and adjust the frequency bands to improve clarity and loudness.

  • Install an External Amplifier/Subwoofer: If the volume remains insufficient even after proper EQ adjustment, the car's original speakers may require more power than the head unit provides. In this case, installing an external amplifier and/or a subwoofer is the only way to significantly increase the sound level.

 

Steering Wheel Control Issues

 

Question: Why are my steering wheel controls not working with the new head unit?

Answer: This is typically due to one of three common setup errors:

  1. Control Learning/Programming Not Completed: You must complete the steering wheel control learning process within the unit's settings. Please refer to the system's instructional video for the correct sequence.

  2. Incorrect Canbus/Protocol Selection: If your car uses a CAN Bus protocol for steering controls, you may have selected the wrong vehicle or agreement type in the system settings. Verify the correct Canbus agreement is chosen.

  3. Physical Wiring Error: Ensure the Square Control Wire (Key1/Key2) is properly connected to the corresponding wiring harness of the vehicle. A loose or incorrect connection will prevent control signals from reaching the head unit.

 

Power Cycling and Shutdowns

 

Question: The unit switches off immediately after turning on, or shuts down unexpectedly after working for a short time. What's wrong?

Answer: This indicates a power or electrical protection issue:

  1. Insufficient Voltage/Power: The unit may not be receiving adequate power. Use a multimeter to test your car battery's voltage to confirm it's within the normal operating range (typically $12.0V$ or higher when off, and around $13.5V - 14.5V$ when running).

  2. System Protection Triggered by Incorrect Wiring: The car radio has a built-in protection function that will automatically shut down the unit if a wiring error is detected (e.g., a short circuit or incorrect power supply). Please provide your complete wiring diagram to our support team so we can help identify and correct the faulty connection.

 

Canbus Configuration

 

Question: How do I correctly set up the Canbus on my system?

Answer: Follow these steps to configure your Canbus adapter:

  1. Connect the Canbus: Ensure the physical Canbus adapter is securely connected to the head unit and the vehicle harness.

  2. Access Factory Settings: Navigate to the system's settings menu and enter the Factory Settings using the designated passcode.

  3. Canbus Settings Menu: Select the Canbus Settings option.

  4. Select Vehicle Model: Choose the Canbus Brand and then your specific car model and year from the list.

If you cannot locate your exact model year or brand, please contact our customer support for assistance.

 

AHD Camera Installation Wiring

 

Question: How should I connect my AHD backup camera to the head unit and car's power system?

Answer: Follow this revised three-step guide for a proper AHD camera installation, ensuring your reversing functionality works correctly:

  1. Reverse Signal Trigger Connection (H to I):

    • Connect the camera's Signal Output Cable (H) to the head unit's Reversing Detection Cable (I) (often labeled as 'REVERSE,' 'BACK,' or 'REV IN').

    • Purpose: This crucial connection allows the head unit to automatically switch to the camera view when the car is put into reverse gear.

  2. Power Supply Connection (J and K to BUL Positive):

    • Connect the camera's Positive Power Wires (J and K) to the positive pole of the vehicle's Backup Lamp (BUL).

    • Purpose: This ensures the camera only receives power and turns on when the backup light is active (i.e., when the car is in reverse).

  3. Grounding Connection (L):

    • Connect the camera's Negative/Grounding Wire (L) to a secure grounding point on the car's chassis, or to the negative terminal of the power source.

    • Note: If your camera is already grounded through the RCA video cable shield (less common, but possible), this separate connection may sometimes be left unconnected ('none'). However, a dedicated ground is generally recommended for the most stable signal.

 

Vehicle Compatibility Confirmation

 

Question: How can I determine if this unit is compatible with my specific car model?

Answer: To ensure seamless integration with your vehicle, follow these three steps for compatibility verification:

  1. Check the Product Page: Click on the product link and carefully review the compatible model years listed.

  2. Compare the Dashboard: Crucially, examine the provided central control image on the product page. This image must match your car's existing dashboard and head unit cavity exactly.

  3. Review Installation Notes: Read all special attention notes or disclaimers listed on the product page (e.g., warnings about premium sound systems or specific trim levels).

If the model year, dash image, and notes align, you can proceed with the purchase confidently. If you are still unable to confirm compatibility, please send a picture of your dashboard to our customer service team for personalized assistance.

 

Troubleshooting: The Unit Won't Power On

 

Question: My new head unit won't turn on or power up. What steps should I take to diagnose the issue?

Answer: A non-functional unit usually stems from a power delivery issue. Check these potential causes in order:

  • A. Verify Main Power Connections: Confirm the three essential power wires are correctly connected:

    • Red Wire: Connects to the ACC (Accessory) or switched ignition power.

    • Yellow Wire: Connects to the Car Battery Positive ($B+$) for constant power.

    • Black Wire: Connects to the Car Battery Negative (Ground).

  • B. Test the Power Source (Battery Condition): An old or weak car battery might not provide sufficient startup current. Test the unit with an external, known-good extra battery to rule out your car's battery as the cause.

  • C. Inspect the Fuse: Check the Blue or Red fuse located on the back of the head unit's chassis. If the wire inside is burnt or broken, replace it immediately with a fuse of the correct amperage rating.

  • D. Check Internal Connections (Screen): Power issues can sometimes be caused by a mechanical failure. Ensure the ribbon cables from the main PCB (Printed Circuit Board) to the screen are not loose or disconnected.

  • E. Check for Short Circuits: Inspect the connection of your car's original cables. If the metal conductors are exposed and touching each other or the car's metal frame (a short circuit), this can trigger protection mode. Ensure all connections are properly wrapped and insulated.

  • F. PCB Failure: If all external checks pass, the unit may have an internal Printed Circuit Board (PCB) problem, requiring professional repair or replacement.

 

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