4H1820021A Blower Motor for AUDI Phideon 2012-2018

4H1820021A Automotive Blower Motor Overview

The photographed motor-and-wheel unit is indexed by 4H1820021A to support OE-number comparison before purchase.

For catalogue item 6233-004, Cabin 4H1820021A airflow depends on the 4H1820021A motor, fan wheel, resistor or controller, wiring and an unobstructed filter working together. Use 6233-004 when comparing this 4H1820021A airflow configuration.

OE Reference and Application

The primary catalogue number is 4H1820021A . The recorded application is AUDI Phideon 2012-2018. For 6233-004, Check voltage, rotation direction, cable exit and the position of every locating tab against the existing blower. Record 6233-004 with the approved OE reference.

HVAC Interface and 4H1820021A installation

During work on 6233-004, Inspect the resistor or electronic controller and connector terminals if the original fault involved intermittent speed operation. Recheck 6233-004 before the lower trim is closed.

For item 6233-004, confirm that the 4H1820021A centrifugal wheel clears its housing and that the 6233-004 connector lock engages without force. After seating 6233-004, test the available fan speeds and listen for rubbing, imbalance or intermittent electrical operation linked to 6233-004.

Automotive HVAC Blower Motor Specifications

Product type: Automotive HVAC Blower Motor

Primary OE reference: 4H1820021A

Cross-reference numbers: 4H1820021B / 4H1820021C

Vehicle brand: AUDI

Vehicle model: Phideon

Model year: 2012-2018

4H1820021A 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 6233-004, Product preparation focuses on clean fan-wheel geometry, intact terminals and protection of projecting plastic features. The 6233-004 record remains the picking reference.

For trade item 6233-004, Wholesale enquiries should identify the reference, quantity, market and packaging requirement so the correct variant is selected. Keep 6233-004 on the packing instruction.

Frequently Asked Questions

How should item 6233-004 and blower number 4H1820021A be verified?

Match 6233-004 to the complete 4H1820021A marking, then compare the 6233-004 plug, terminal count, mounting flange and wheel dimensions with the removed AUDI unit.

Can 6233-004 have more than one vehicle-side blower configuration?

Yes. AUDI production changes can affect 6233-004; confirm steering position, climate-control specification and the original 6233-004 geometry before approval.

What circuit checks are useful when 6233-004 does not operate?

For 6233-004, inspect the fuse, relay, speed resistor or controller, wiring and ground before replacing the 6233-004 motor again.

Which details should accompany a wholesale request for 6233-004?

Provide item 6233-004, OE 4H1820021A, the stated application, quantity and destination; add 6233-004 carton or private-label requirements separately.

How can noise be avoided after fitting 6233-004?

Clear debris from the air inlet, check that the 6233-004 wheel turns freely, seat the 6233-004 flange evenly and keep wiring away from the impeller.

Request a quote for 6233-004: Send 4H1820021A, the 6233-004 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: Cabin airflow depends on the motor, fan wheel, resistor or controller, wiring and an unobstructed filter working together.

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