Vehicle Specification & Fitment
- OEM Part Number:
- 44540-30110
- Make:
- Lexus
- Model:
- GS300
- Year Range:
- 2005 - 2011
- Weight:
- 3 Kgs
- Condition:
- Used (Tested & Verified)
- Note:
- -
Genuine Lexus GS300 ABS Pump Module — Part No. 44540-30110 (2005–2011)
100% Fitment Guarantee for Lexus GS300
Unsure if this fits your vehicle? Our experts will manually verify the compatibility of SKU: WBEDZX for your specific Lexus model before dispatch.
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Free Express Shipping Australia-Wide (1-2 business days) or free in-store pickup from our Yennora, NSW warehouse.
View Warehouse LocationTested & Verified Braking Modulator | SKU: WBEDZX | 12-Month Replacement Warranty
Restore absolute braking control and clear critical system faults with this Genuine Lexus GS300 ABS Pump Modulator (Part No: 44540-30110). Sourced from low-mileage donor vehicles and meticulously bench-tested at our Yennora, NSW warehouse, this unit is the definitive replacement for failing 2005–2011 GS300 series braking systems. This module serves as your primary Electronic Brake Control assembly, essential for anti-lock performance on Australian roads.
Fault Symptoms (Is Your Lexus GS300 ABS Module Failing?)
The Lexus GS300 S190 platform frequently exhibits these exact diagnostic symptoms when the 44540-30110 internal modules encounter circuitry or hydraulic breakdown:
-
C1256 / C1252 Accumulator Low Pressure Internal Fault A critical hydraulic drop error that forces the internal electric pump motor to run continuously or cycle excessively trying to hold pressure, triggering continuous warning alerts.
-
Constant Chirping or Buzzing Noise from Engine Bay Internal pressure regulator valve leakage inside the actuator module block, causing noticeable system "barking" noises when the brake pedal is depressed.
-
Hard Brake Pedal with VSC and Check Engine Lights On The vehicle enters emergency fail-safe backup mode, significantly reducing hydraulic braking assist due to internal signal voltage drop out on the master processor.
Fitment & Technical FAQ for Lexus GS300 (2005 - 2011) Braking System Part #44540-30110
The diagnostic trouble code C1256 signifies that the gas-charged internal brake accumulator can no longer hold standard operational pressure parameters. This structural drop forces the electronic control unit to lock out the vehicle's stability control (VSC) network and illuminate the master cluster lights as a critical driving safety alert.
While this hardware series does not strictly require complex VIN flashing, it requires a highly specialized installation procedure. Once bolted into place, your technician must use a professional diagnostic scan tool (such as Toyota/Lexus Techstream) to perform an electronic brake system bleeding routine and initiate the Linear Solenoid Valve Calibration sweep to match the new unit to the chassis.
Due to the complex nature of the luxury Lexus braking platform, every unbolted 44540-30110 module goes through strict tracking at our Yennora center. We monitor the processing chips for CAN communication stability and conduct strict pressure retention checks on the internal valves to ensure the motor holds maximum system load without bleeding off pressure.
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