Vehicle Specification & Fitment
| OEM Part Number | 3M51-2C405-HC |
|---|---|
| Make | Mazda |
| Model | 3 |
| Series | Bk |
| Year Range | 2003 - 2009 |
| Compatible Years | 2003, 2004, 2005, 2006, 2007, 2008, 2009 |
| Weight | 2 Kgs |
| Condition | Used (Tested & Verified) |
Genuine Mazda 3 BK ABS Pump & Control Module - 3M51-2C405-HC (2003 - 2009)
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Verified FitmentHigh-Precision Control Unit for BK Mazda 3 Braking Systems
If your mechanic has diagnosed a communication error or internal solenoid fault, this Genuine 3M51-2C405-HC Assembly is the direct OEM replacement. This 'HC' revision is specifically designed for Mazda 3 BK models with full Dynamic Stability Control (DSC). We ensure every electrical pin is clean and every hydraulic port is sealed before it reaches your door.
Fault Symptoms (Is Your DSC Modulator Failing?)
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The "Trifecta" Lights ABS, Traction Control, and Handbrake lights all illuminated simultaneously on your instrument cluster.
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No Comm with Scan Tool Complete failure to connect to the ABS module via OBDII, signaling a dead electronic control unit.
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Fault Code C0001/C0002 Specific TCS Solenoid Valve malfunctions indicating internal electrical failure within the block.
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Erratic Speedometer Speed readings fluctuating or dropping to zero due to wheel sensor signal loss processed by the module.
Fitment & Technical FAQ for Mazda 3 (2003 - 2009) Braking System Part #3M51-2C405-HC
Yes. Fault code C1288 (Pressure Transducer Main Circuit Failure) is the most common issue for the Mazda 3 BK. This is a hardware failure inside the hydraulic block. Replacing your faulty unit with our tested 3M51-2M110 or 3M51-2C405 series module is the only permanent solution to clear the DSC light and restore safety.
It’s possible. In some Mazda 3 BK models, an internal valve can get stuck without triggering a code, leading to a soft pedal. Before replacing the unit, many Aussie DIYers try "cycling" the ABS on a gravel road, but if the pedal still sinks, the internal seals of the modulator have likely failed and the unit must be replaced.
Most BK series modules (2004-2009) are plug-and-play and do not require VIN-specific coding. However, you will need a scan tool to perform a "Sensor Calibration" (initializing the pressure and lateral acceleration sensors) and to clear any historic codes to turn off the dash lights.
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