8K2820021B Blower Motor for AUDI A4

8K2820021B Automotive Blower Motor Overview

AutoParts catalogues 8K2820021B as an HVAC 8K2820021B airflow component for workshops, distributors and export buyers.

For catalogue item 6233-024, When the climate-control circuit commands 8K2820021B airflow, the electric motor rotates the 8K2820021B fan wheel inside the HVAC housing. Use 6233-024 when comparing this 8K2820021B airflow configuration.

OE Reference and Application

The primary catalogue number is 8K2820021B . The recorded application is AUDI A4. For 6233-024, Compare the OE label, plug key, terminal count, mounting flange and fan-wheel diameter with the removed AUDI unit. Record 6233-024 with the approved OE reference.

HVAC Interface and 8K2820021B installation

During work on 6233-024, If 8K2820021B airflow remains weak, inspect the filter, ducts, air doors and speed-control circuit rather than assuming the 8K2820021B motor is the only cause. Recheck 6233-024 before the lower trim is closed.

For item 6233-024, confirm that the 8K2820021B centrifugal wheel clears its housing and that the 6233-024 connector lock engages without force. After seating 6233-024, test the available fan speeds and listen for rubbing, imbalance or intermittent electrical operation linked to 6233-024.

Automotive HVAC Blower Motor Specifications

Product type: Automotive HVAC Blower Motor

Primary OE reference: 8K2820021B

Cross-reference numbers: 8K2820021C / 8EW351040261 / 8K0820021 / KM3734 / 8K2820021A

Vehicle brand: AUDI

Vehicle model: A4

Model year: Confirm by OE reference

8K2820021B installation area: Cabin HVAC / heater blower housing

Main interfaces: Electrical connector, mounting flange and centrifugal fan wheel

Fitment method: OE-number and physical-geometry comparison

Quality and Trade Supply

For product 6233-024, Packing preparation accounts for the 8K2820021B motor weight and wheel shape to reduce movement inside the carton. The 6233-024 record remains the picking reference.

For trade item 6233-024, To reduce selection errors, include the original-part photograph and connector view with the purchase list. Keep 6233-024 on the packing instruction.

Frequently Asked Questions

How should item 6233-024 and blower number 8K2820021B be verified?

Match 6233-024 to the complete 8K2820021B marking, then compare the 6233-024 plug, terminal count, mounting flange and wheel dimensions with the removed AUDI unit.

Can 6233-024 have more than one vehicle-side blower configuration?

Yes. AUDI production changes can affect 6233-024; confirm steering position, climate-control specification and the original 6233-024 geometry before approval.

What circuit checks are useful when 6233-024 does not operate?

For 6233-024, inspect the fuse, relay, speed resistor or controller, wiring and ground before replacing the 6233-024 motor again.

Which details should accompany a wholesale request for 6233-024?

Provide item 6233-024, OE 8K2820021B, the stated application, quantity and destination; add 6233-024 carton or private-label requirements separately.

How can noise be avoided after fitting 6233-024?

Clear debris from the air inlet, check that the 6233-024 wheel turns freely, seat the 6233-024 flange evenly and keep wiring away from the impeller.

Request a quote for 6233-024: Send 8K2820021B, the 6233-024 application and required quantity for a fitment and supply review.

Electrical match: Confirm voltage, plug key and terminal count against the original motor

Motor interface: Compare flange contour, screw spacing and motor-body depth

Fan wheel check: Verify wheel diameter, height and rotation direction before ordering

HVAC function: Stable wheel rotation helps distribute air without relying on vehicle speed, making the blower important at idle and in traffic.

Installation guidance: Seat the mounting flange evenly, avoid impact to the plastic impeller, and listen for rubbing or imbalance during the first test.

Fitment basis: Check voltage, rotation direction, cable exit and the position of every locating tab against the existing blower.

Quotation information: Provide the OE number, vehicle application, quantity and delivery country