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2019 - 2023 BMW Z4 Blind Spot Monitor Module - Front Rear (OEM)

Only 2 left in stock
$89.95

ℹ️ Product Notes

This is a used part. It is a camera projector used for your blind spot alert system. This part includes the blind spot alert control module. It fits in the bumper area (front or rear). Important: The module may need to be reprogrammed by a mechanic to work correctly with your vehicle.

Requires professional programming to work. Fits front or rear bumper. Check your old sensor for a matching part number before ordering.

Original Part #(s): 66325A0CDA7, 66325A1BCD8, 66325A2B4D7, 66325A340C0, 66325A495A3, 66325A52AC7, 66327915643
Condition: Excellent (A)
Like new, minimal to no wear
40,872 miles
Odometer reading when part was removed
See Other BMW Z4 Video Cameras
SKU #
0249525-07111-695

Why Buy Used OEM Parts?

✓ Quality-Verified: Every used OEM part we sell has been professionally inspected and tested to ensure it meets our quality standards. While it may show some cosmetic wear from previous use, it's fully functional and ready to install.

✓ Original Equipment: This is a genuine OEM (Original Equipment Manufacturer) part - the exact same part that came with your vehicle from the factory. It's designed specifically for your make and model, ensuring perfect fitment and performance.

✓ Works Like New: Despite some visual wear, this part will perform just as well as a brand new one. The internal components and functionality are intact, giving you the same reliability you'd expect from OEM quality.

✓ Significant Savings: Save 50-80% compared to buying new! Used OEM parts offer exceptional value - you get factory quality at a fraction of the cost. It's the smart choice for budget-conscious vehicle owners who won't compromise on quality.

✓ Risk-Free Purchase: We stand behind our used parts with a generous 6-month warranty, 30-day returns, and 100% money-back guarantee. If it doesn't work out for any reason, simply return it for a full refund. You have nothing to lose!

🛡️ 30-Day Returns + 6-Month Warranty - Buy with Confidence!

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Vehicle Fitment Guide

This part fits the following vehicles:

BMW
Z4 2019-2023 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
M40i Convertible 2019 - 2023 L6 3.0L Turbo RWD | Automatic | Fits front or rear bumper
sDrive20i M Sport Convertible 2019 - 2020 L4 2.0L Turbo RWD | Automatic | Fits front or rear bumper
sDrive20i Sport Line Convertible 2019 - 2020 L4 2.0L Turbo RWD | Automatic | Fits front or rear bumper
sDrive30i Convertible 2019 - 2023 L4 2.0L Turbo RWD | Automatic | Fits front or rear bumper
M40i First Edition Convertible 2020 - 2021 L6 3.0L Turbo RWD | Automatic | Fits front or rear bumper
sDrive M40i Convertible 2020 - 2021 L6 3.0L Turbo RWD | Automatic | Fits front or rear bumper
sDrive20i Convertible 2021 - 2023 L4 2.0L Turbo RWD | Automatic | Fits front or rear bumper
2022

⚠️ Important: Please verify your vehicle's year, make, model, and specifications before ordering. If you're unsure about fitment, contact our customer service team for assistance.

Policies

Shipping & Handling

  • Standard shipping: 3-7 business days via UPS Ground
  • Parts are carefully packaged to prevent damage during transit

Returns (30 Days)

We accept returns within 30 days of delivery for this part.

  • Defective parts: We will replace the part or issue a refund at our discretion
  • Electronic parts: Must be returned with the sealed inspection bag unopened. The clear bag allows full visual inspection before opening. Once opened, electronic parts can only be exchanged for a replacement if defective — no refunds
  • Programming: "Needs to be programmed to my vehicle" is not a valid return reason. Many modules require dealer programming — we're happy to help connect you with resources if your dealer says it's not programmable
  • Return shipping: We cover return shipping as part of our 100% money-back guarantee
  • Parts must be returned in original packaging and unmodified condition
  • Poorly packaged returns that arrive damaged will not be credited

6-Month Warranty

All used parts include a 6-month warranty from the date of purchase.

  • If your part fails within 6 months, we will send a replacement
  • Refunds are only issued if we cannot provide a suitable replacement
  • Warranty covers defects — not installation errors, misuse, or damage after installation

Note: Warranty is for replacement, not refund. A part failing on day 80? We'll replace it. But the return window for refunds is 30 days.

Damaged in Shipping?

If your part arrives damaged:

  • Stop immediately — do not install the part
  • Keep all original packaging and boxes
  • Take clear photos of the damage and packaging
  • Contact us within 48 hours of delivery

We will handle the carrier claim. You are not responsible for shipping damage — we just need your help documenting it.

Order Cancellation

Orders can be cancelled before shipment for a full refund. Once shipped, cancellations follow our return policy.

Symptoms & Diagnosis

Warning Signs of a Failing Blind Spot Monitor Module

  • Your blind spot monitoring system light stays on constantly.
  • The blind spot monitoring system doesn't turn on at all.
  • You get false alerts even when there are no cars in your blind spot.
  • The system only works sometimes.
  • You see an error message on your dashboard related to the blind spot monitoring system.

Testing Your Blind Spot Monitor Module

If you're having problems with your blind spot monitoring system, it's important to figure out if the module is the problem. Here's how to check:

  1. Check the sensors: Make sure the sensors on your bumper are clean and not damaged. Dirt or damage can cause problems.
  2. Scan for codes: Use an OBD2 scanner to check for any trouble codes related to the blind spot monitoring system. These codes can help you pinpoint the problem.
  3. Inspect the wiring: Check the wiring and connectors to the module for any damage or corrosion.
  4. Test the module: A professional mechanic can use special tools to test the module and see if it's working properly.

Common Causes of Failure

  • Water damage: Water can get into the module and damage the electronic components.
  • Electrical surges: Power surges can fry the module.
  • Vibration: Constant vibration can loosen connections and cause the module to fail.
  • Age: Like any electronic part, the module can simply wear out over time.
  • Accident Damage: Even minor fender-benders can damage the sensors or the module itself.

Buyer's Checklist

What to Look for When Buying

  • Check the part: Make sure the part looks clean and undamaged.
  • Read the description: Pay attention to any notes about the part's condition.
  • Warranty: See if the part comes with a warranty. This protects you if the part fails soon after you buy it.

Quality Indicators

| Feature | Used OEM , but it's not a guarantee. | Feature | New Aftermarket 3. Check the wiring: Make sure the wires connected to the module aren't loose or damaged.

  1. Ask questions: Don't be afraid to ask the seller questions about the part's history and condition.

What's Typically Included

  • Just the blind spot monitor module itself. You may need to reuse your existing hardware.

Installation Overview

Difficulty Level and Estimated Time

Replacing a blind spot monitor module is usually a medium difficulty job. It can take about 1-2 hours, depending on your experience.

Special Tools Needed

  • Socket set
  • Screwdrivers
  • OBD2 scanner (for clearing codes)
  • Possibly trim removal tools

Critical Steps and Tips

  1. Disconnect the battery: Always disconnect the negative battery terminal before working on electrical components.
  2. Locate the module: Find the module's location in your vehicle. It's often behind a bumper or inside a panel.
  3. Disconnect the connectors: Carefully disconnect the electrical connectors from the module.
  4. Remove the old module: Unbolt or unclip the old module from its mounting location.
  5. Install the new module: Install the new module in the same way you removed the old one.
  6. Reconnect the connectors: Reconnect the electrical connectors.
  7. Reconnect the battery: Reconnect the negative battery terminal.
  8. Clear codes: Use an OBD2 scanner to clear any trouble codes.
  9. Test the system: Test the blind spot monitoring system to make sure it's working properly.

DIY or Professional Installation?

If you're comfortable working on cars and have some experience with electrical systems, you can probably do this job yourself. However, if you're not sure, it's always best to have a professional mechanic install the module. They have the tools and experience to do the job right.

Buying Options

Compare: Used OEM, New Aftermarket

| Feature | Used OEM

Part Specifications

OEM Part Numbers:

  • BMW: 66325A0CDA7, 66325A1BCD8, 66325A2B4D7, 66325A340C0, 66325A495A3, 66325A52AC7, 66327915643

Fits Years: 2019 2020 2021 2022 2023

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