Mercedes-Benz W221 Blower Motor Assembly with Integrated Regulator Module - Used Original Parts
RM 500
Condition: Used (Original)Description
Product Title
Mercedes-Benz W221 Blower Motor Assembly with Integrated Regulator Module - Used Original Parts
Diagnosis and Common Symptoms
From a workshop perspective, a faulty blower motor assembly in the W221 S-Class is a straightforward diagnosis with definitive symptoms. The primary fault often lies with either the motor's bearings seizing or, more commonly, the failure of the integrated electronic regulator module. When the regulator fails, it typically presents as a blower that operates only on the maximum speed setting, or one that is completely inoperative despite commands from the climate control panel. Intermittent operation, where the fan cuts in and out, also points directly to a failing regulator or worn motor brushes.
Audible cues include a high-pitched whine or a grinding noise from behind the glovebox area, indicating imminent motor bearing failure. On a diagnostic level, connecting a scan tool will often reveal fault codes stored in the N22/1 (AAC Control Unit), specifically referencing a communication error or short/open circuit for the A32n1 (Blower Regulator). A lack of response from the climate system is the most obvious indicator for the driver.
Introduction
Restore the precise climate control functionality of your S-Class with a Genuine Mercedes-Benz Blower Motor Assembly. This is not an aftermarket alternative; it is an original, vehicle-sourced component that includes the critical integrated regulator module. Each complete assembly is professionally removed and subjected to a full-spectrum bench test to verify correct operation across all fan speeds. Trust in a genuine part that meets the factory's original performance and acoustic standards.
Product Details
- Brand: Mercedes-Benz
- Model Compatibility: W221 S-Class (2007-2013) - S350, S400, S550, S600, S63/S65 AMG
- Part Name: Blower Motor Assembly with Integrated Regulator Module
- Condition: Genuine Used (Tested Working)
- Notes: This is a complete, bolt-in unit. The integrated design ensures the motor and regulator are perfectly matched for correct amperage draw and speed control, preventing premature failure often seen with mismatched aftermarket parts.
Frequently Asked Questions
Q: What symptoms indicate failure? A: The most common signs are no airflow from the vents, the fan being stuck on the highest setting, intermittent fan operation, or a persistent whining/grinding noise from the passenger side dashboard.
Q: Does this require coding? A: No. This is a direct plug-and-play component. The integrated regulator is self-calibrating and does not require any programming or SCN coding after installation.
Q: Is this original? A: Yes. This is a Genuine Mercedes-Benz part salvaged from a donor vehicle, not a replica or an aftermarket copy.
Why Choose Us?
- Verified functionality
- Actual photos/videos provided
- 30-day exchange warranty
- Complete assembly ensures compatibility between the motor and regulator, preventing voltage mismatch issues.
Shipping
Location: Kuala Lumpur, Malaysia Shipping: West Malaysia RM50 (Estimate) / East Malaysia RM80 (Estimate) Delivery: 1-2 working days Packaging: Secure anti-static packaging, heavy-duty shock absorption. (We send actual photos/videos of the unit and packaging before shipping)
Warranty and Return Policy
- 30-day exchange warranty from the date of receipt.
- Proof of professional installation by a qualified workshop is required for warranty claims.
- No returns if the item is opened, modified, tampered with, or damaged due to incorrect electrical wiring.
- Exchange only for confirmed internal electronic defects.
How to Order
- WhatsApp us to confirm compatibility with your specific VIN.
- Send your chassis number or a clear photo of your old unit label.
- Confirm order details and stock availability.
- Receive actual product photos and diagnostic test confirmation.
- Make payment via bank transfer.
- Item is shipped immediately with tracking details provided.
Contact Us
Ready to order or have questions? Tap the WhatsApp button to chat with our team directly.
Price Notice
Price is estimated only. Actual price depends on current stock levels, specific part number revisions, and unit condition. Please WhatsApp us for a formal quote.
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