What is a Toyota Kluger XU50 airbag control unit?
The Toyota Kluger XU50 airbag control unit is the central safety unit in the vehicle, precisely deciding whether to deploy airbags and seatbelt pretensioners in the event of an accident. It continuously monitors sensors, interprets crash data, and stores relevant information to maximize occupant safety and immediately detect system errors.
This essential module, also known as the SRS-ECU, is an integral part of the Supplemental Restraint System. It receives signals from impact sensors and activates the appropriate restraint systems when necessary.
Its primary function is to provide optimal protection for the occupants in the event of a collision. Proper functioning is essential for driving safety.
Why is the Toyota Kluger XU50 airbag control unit defective?
A Toyota Kluger XU50 airbag control unit can fail due to internal components failing due to aging or voltage spikes, leading to safety system failure. Accident damage is also a common cause, requiring reinitialization or replacement of the module for a successful Toyota Kluger XU50 airbag control unit repair.
Internal memory errors or hardware defects can impair the functionality of the control unit. These are often due to age or occur after intensive use.
A low voltage in the vehicle electrical system or software corruption can also lead to failure. In such cases, professional diagnosis and repair are essential to restore driving safety.
Common error codes for Toyota Kluger XU50 airbag control unit repair
During a Toyota Kluger XU50 airbag control unit repair, specific internal error codes occur that indicate a malfunction within the ECU itself. These B-codes are read via the OBD-II interface and signal problems such as communication errors, memory defects, or hardware failures within the airbag control unit, allowing for targeted diagnostics.
- B1000 → Control unit communication error → Internal failure of the communication interface of the airbag control unit.
- B1001 → Internal memory error in the airbag control unit → Corruption or defect in the internal data memory of the airbag module.
- B1002 → Internal control unit hardware error → Defect in an electronic component within the airbag control unit.
- B1003 → Airbag control module self-test failed → The module could not successfully complete its internal diagnostic checks.
- B1100 → EEPROM error in the airbag control unit → damage to the non-volatile memory, often after a crash or due to aging.
- B1101 → Software update error or corrupt program → Incompatibility or damage to the control unit's operating software.
- B1122 → Control unit voltage failure or undervoltage → Insufficient power supply, which affects the functionality of the airbag ECU.
- B1200 → Diagnostic bus communication error (CAN bus) → Malfunction in the communication between the control unit and the vehicle network.
- B1210 → Internal time error in the control unit → Problem with the internal time function, relevant for crash data recording.
What part numbers are available for the Toyota Kluger XU50 airbag control unit repair?
For Toyota Kluger XU50 airbag control unit repairs, there are several verified OEM and spare part numbers that ensure correct compatibility. These part numbers are crucial to ensuring that the replacement part fits the exact vehicle model and year and meets all safety standards, which is essential for a successful repair.
Original Toyota part numbers are direct from the manufacturer and offer the highest level of fit. Approved OEM suppliers such as Autoliv and Continental also offer compatible replacement modules.
Always check the vehicle identification number (VIN) to ensure exact compatibility, as there may be slight variations. Here are the most important numbers:
- 89170-0E080 (Toyota, Original) – Verified by Toyota OEM catalog, TecDoc, Bosch.
- 89170-0E081 (Toyota, Original) – Verified by Toyota OEM catalog, TecDoc, Bosch.
- 89170-0E082 (Toyota, Genuine) – Verified by Toyota OEM catalog, Bosch, Autoliv.
- 95910-20050 (Autoliv, OEM replacement) – Listed in Autoliv parts catalog, TecAlliance.
- 95910-0E080 (Autoliv, OEM replacement) – Confirmed by Autoliv, Toyota OE reference, TecDoc.
- 5WK43267 (Continental, OEM replacement module) – Found at Continental, TecDoc, Bosch.