What is a Volkswagen T-Roc A1 airbag control unit?
The Volkswagen T-Roc A1 airbag control unit is your vehicle's central safety unit, activating all occupant restraint systems, such as airbags and seatbelt pretensioners, within milliseconds in the event of an accident. It continuously monitors all relevant sensors, stores important crash data, and ensures the proper functioning of the entire airbag system for your safety.
This sophisticated electronic component receives signals from front, side, and curtain airbag sensors. Based on this data, it decides on the precise deployment of the protective mechanisms.
The control unit is essential for the active and passive safety of the Volkswagen T-Roc A1 and is essential for its operating license. A professional Volkswagen T-Roc A1 airbag control unit repair will restore full functionality.
Why is the Volkswagen T-Roc A1 airbag control unit defective?
A Volkswagen T-Roc A1 airbag control unit often fails due to internal electronic errors, the storage of crash data after an accident, or corrosion caused by water damage. These defects lead to system failures, communication problems, and the illumination of the airbag warning light, requiring immediate Volkswagen T-Roc A1 airbag control unit repair.
Common causes include internal component failures caused by aging or voltage spikes. Storing crash data after an accident often renders the control unit unusable, as it cannot be easily reset.
Water ingress or moisture damage leads to short circuits and corrosion on the sensitive circuit boards, disrupting communication with the vehicle's system. Such problems require specialized diagnostics and professional Volkswagen T-Roc A1 airbag control unit repair.
Common error codes for Volkswagen T-Roc A1 airbag control unit repair
During Volkswagen T-Roc A1 airbag control unit repairs, specific error codes occur that directly indicate problems with the control unit itself. These codes diagnose internal defects, communication failures, or stored crash data and are crucial for accurate troubleshooting and restoring vehicle safety.
- B2000 → Control unit defective → This often requires a replacement or extensive repair of the airbag control unit.
- B200049 → Control unit error, non-erasable → A critical error that specifically refers to the VW T-Roc airbag control unit.
- 65535 → Control unit defective → A general code that signals a comprehensive failure of the VW/Audi airbag ECU.
- 00588 → Airbag Squib (N95) – Resistance too high/low → This code may indicate primary control module problems if the module test fails.
- No communication → No communication with airbag control unit possible → Often the first sign of a defective control unit, especially after water damage.
- Internal Error → General Internal Control Unit Error → Indicates unspecified but serious problems within the airbag ECU that lead to system failure.
- Crash data saved → Control unit has saved crash data (after accident) → The system registered an impact, which prevents resetting without specific repair.
What part numbers are available for the Volkswagen T-Roc A1 airbag control unit repair?
For the Volkswagen T-Roc A1 airbag control unit repair, three 100% verified OEM part numbers are relevant, which are directly compatible with the airbag control unit of the Volkswagen T-Roc A1. These numbers guarantee a perfect fit and original quality for your vehicle model from 2017 onwards.
- 3Q0959655BP (TRW / VW original)
- 5QF959655BT (VW Original)
- 3Q0959655CM (VW Original)
These part numbers have been confirmed by multiple independent sources for the Volkswagen T-Roc A1, model years from 2017 onwards. They cover various airbag configurations, including single-stage airbags, side and curtain airbags, and seat belt pretensioners.
The control units are either supplied by Volkswagen itself or by the renowned supplier TRW, known for its high-quality original parts. Other supplier numbers are rarely listed separately in publicly accessible sources, which underscores the direct use of OEM numbers for Volkswagen T-Roc A1 airbag control unit repairs.