8D1820021A Blower Motor for AUDI A6

8D1820021A Automotive Blower Motor Overview

For cabin heating, ventilation and air-conditioning repairs, 8D1820021A is presented as the primary lookup number.

For catalogue item 6233-013, Stable wheel rotation helps distribute air without relying on vehicle speed, making the 8D1820021A blower important at idle and in traffic. Use 6233-013 when comparing this 8D1820021A airflow configuration.

OE Reference and Application

The primary catalogue number is 8D1820021A . The recorded application is AUDI A6. For 6233-013, Match the 8D1820021A motor body depth, flange shape, connector lock and impeller profile instead of relying on the listed AUDI vehicle name alone. Record 6233-013 with the approved OE reference.

HVAC Interface and 8D1820021A installation

During work on 6233-013, After 8D1820021A installation, operate low through high speed and confirm 8D1820021A airflow reaches the selected vents without abnormal vibration. Recheck 6233-013 before the lower trim is closed.

For item 6233-013, confirm that the 8D1820021A centrifugal wheel clears its housing and that the 6233-013 connector lock engages without force. After seating 6233-013, test the available fan speeds and listen for rubbing, imbalance or intermittent electrical operation linked to 6233-013.

Automotive HVAC Blower Motor Specifications

Product type: Automotive HVAC Blower Motor

Primary OE reference: 8D1820021A

Cross-reference numbers: 8D1820021C

Vehicle brand: AUDI

Vehicle model: A6

Model year: Confirm by OE reference

8D1820021A 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 6233-013, Packing preparation accounts for the 8D1820021A motor weight and wheel shape to reduce movement inside the carton. The 6233-013 record remains the picking reference.

For trade item 6233-013, For a quotation, provide the OE number, required quantity, vehicle application, destination and preferred carton marking. Keep 6233-013 on the packing instruction.

Frequently Asked Questions

How should item 6233-013 and blower number 8D1820021A be verified?

Match 6233-013 to the complete 8D1820021A marking, then compare the 6233-013 plug, terminal count, mounting flange and wheel dimensions with the removed AUDI unit.

Can 6233-013 have more than one vehicle-side blower configuration?

Yes. AUDI production changes can affect 6233-013; confirm steering position, climate-control specification and the original 6233-013 geometry before approval.

What circuit checks are useful when 6233-013 does not operate?

For 6233-013, inspect the fuse, relay, speed resistor or controller, wiring and ground before replacing the 6233-013 motor again.

Which details should accompany a wholesale request for 6233-013?

Provide item 6233-013, OE 8D1820021A, the stated application, quantity and destination; add 6233-013 carton or private-label requirements separately.

How can noise be avoided after fitting 6233-013?

Clear debris from the air inlet, check that the 6233-013 wheel turns freely, seat the 6233-013 flange evenly and keep wiring away from the impeller.

Request a quote for 6233-013: Send 8D1820021A, the 6233-013 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: When the climate-control circuit commands airflow, the electric motor rotates the fan wheel inside the HVAC housing.

Installation guidance: Support the motor during removal, keep wiring clear of the wheel, and test all commanded fan speeds before refitting panels.

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