BVSN437AZD Genuine Mazda ABS Hydraulic Control Unit
Unit Auto Parts LLC provides a complimentary 2-Year Warranty on all automotive parts. Shop with confidence knowing your purchase is protected. Learn More
Unit Auto Parts LLC provides a complimentary 2-Year Warranty on all automotive parts. Shop with confidence knowing your purchase is protected. Learn More
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.
| 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 |
| 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 |
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:
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.