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BVSN437AZD Genuine Mazda ABS Hydraulic Control Unit

P/N: BVSN437AZD Manufactured by: Mazda
Original price $1,299.00 - Original price $1,299.00
Original price
$1,299.00
$1,299.00 - $1,299.00
Current price $1,299.00
1 in Stock
Condition: New
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Description

The BVSN437AZD is a genuine Mazda ABS hydraulic control unit intended for select 2004–2009 Mazda 3 vehicles with 2.0L and 2.3L gasoline engines. Combining a hydraulic pump, electric motor, accumulator, and proportioning valve, this assembly adjusts brake fluid pressure during anti-lock braking to help prevent wheel lockup.

Vehicle Compatibility

Year Vehicle Engine Trims
2004 Mazda 3 2.3L L4 Gas S
2004 Mazda 3 2.0L L4 Gas i
2005 Mazda 3 2.3L L4 Gas S
2005 Mazda 3 2.3L L4 Gas SP23
2005 Mazda 3 2.0L L4 Gas i
2006 Mazda 3 2.3L L4 Gas S
2006 Mazda 3 2.0L L4 Gas i
2007 Mazda 3 2.3L L4 Gas Mazdaspeed
2007 Mazda 3 2.3L L4 Gas S
2007 Mazda 3 2.0L L4 Gas i
2008 Mazda 3 2.3L L4 Gas Mazdaspeed
2008 Mazda 3 2.3L L4 Gas S
2008 Mazda 3 2.0L L4 Gas i
2009 Mazda 3 2.3L L4 Gas Mazdaspeed
2009 Mazda 3 2.3L L4 Gas S
2009 Mazda 3 2.0L L4 Gas i


General Specifications

Condition New
Part Number BVSN437AZD
Brand Mazda
Part Type ABS Hydraulic Control Unit
Years 2004–2009
Vehicle Mazda 3
Engine 2.0L L4 Gas, 2.3L L4 Gas
System Anti-Lock Braking System (ABS)
Included Components Hydraulic Pump, Motor, Accumulator, Proportioning Valve
Stability Control Without Stability Control
Fitment Type Direct Replacement
Weight 6.25 lb


Product Features

The BVSN437AZD Mazda ABS hydraulic control unit is engineered to manage braking pressure within the factory anti-lock braking system of compatible Mazda 3 vehicles:

  • Modulates brake fluid pressure when the anti-lock system activates
  • Combines the hydraulic pump and electric motor within one assembly
  • Incorporates an accumulator to support hydraulic pressure regulation
  • Includes a proportioning valve for the designated brake circuit arrangement
  • Configured for Mazda 3 vehicles manufactured without electronic stability control
  • Helps maintain wheel rotation during sudden or heavy braking
  • Interfaces with the corresponding factory ABS electronics and hydraulic lines

Application Notes

The BVSN437AZD is intended for select 2004–2009 Mazda 3 i, S, SP23, and Mazdaspeed configurations equipped with the appropriate ABS system without stability control. Inspect the hydraulic port layout, electrical connections, mounting points, and required brake bleeding procedures before installation.

Always verify the vehicle VIN, original ABS hydraulic unit identification, stability control equipment, brake line connections, and specified bleeding requirements before installation.

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