What is a Lexus LS LS600hL airbag control unit?
The Lexus LS LS600hL airbag control unit is the central safety unit in the vehicle, immediately activating all occupant restraint systems, such as airbags and seatbelt pretensioners, in a coordinated manner after a collision. It continuously monitors sensors, intelligently processes impact data, and stores important crash information to optimally ensure passenger safety and prevent misfires.
This critical module is responsible for controlling the multi-stage front airbags, knee, side, and curtain airbags. It takes into account factors such as impact severity, seating position, and the occupants' belt status.
A failure of this central component makes a professional Lexus LS LS600hL airbag control unit repair essential to continue to provide optimal protection for the vehicle occupants.
Why is the Lexus LS LS600hL airbag control unit defective?
The Lexus LS LS600hL airbag control unit often malfunctions after an accident, as it enters crash mode and requires repair. Internal electronic malfunctions, power surges, or even moisture exposure can also cause failure. This makes a professional Lexus LS LS600hL airbag control unit repair essential to restore safety.
Because the control unit stores crash data after an impact, it may be locked and thus prevent the airbags from being deployed again. In this case, a reset service or replacement is required to restore functionality.
A failure may be indicated by an illuminated airbag warning light in the cockpit. A quick diagnosis at the workshop is then crucial to identify the exact cause of the fault.
Common error codes for Lexus LS LS600hL airbag control unit repair
During Lexus LS LS600hL airbag control unit repair, specific B-codes may occur that indicate problems with the control unit itself, although they are system-based and not solely affect the module. These trouble codes require precise diagnostics to pinpoint the cause of the airbag system failure.
- B1000 → Control unit communication error → Problems with data transmission within the airbag system or to the control unit.
- B1010 → Control Unit Internal Errors → A defect in the internal circuit or software of the airbag control unit.
- B1100 → Control unit voltage error → Deviations in the supply voltage that impair the function of the control unit.
- B1156 → Control unit internal monitoring → A fault in the self-diagnosis or monitoring function of the airbag control unit.
- B1160 → Control Unit Configuration Error → An incorrect or damaged configuration of the airbag control unit that requires reprogramming.
What part numbers are available for the Lexus LS LS600hL airbag control unit repair?
Several OEM part numbers are available for Lexus LS LS600hL airbag control unit repair, all of which have been verified to work with the vehicle's original airbag control unit. These specific numbers guarantee compatibility with your Lexus LS600hL and are crucial for a successful repair or replacement of the defective module.
- 89170-50830 (Original OEM)
- 89170-50L00 (Original OEM)
- 89170-50560 (Original OEM, including alternatives)
- 89170-50220 (Original OEM, for 2012 LS600hL)
- 89170-50J50 (Alternative OEM number)
- 89170-50F80 (Alternative OEM number)
- 89170-50180 (Alternative OEM number)
- 89170-50350 (Alternative OEM number)
These Lexus OEM part numbers cover model years from approximately 2007 to 2012 and are listed specifically for the LS600hL airbag control unit. When replacing a part, always check the correct part number for your specific vehicle model to avoid compatibility issues and ensure a successful Lexus LS600hL airbag control unit repair.