What is a Jaguar 420G I airbag control unit?
The Jaguar 420G I airbag control unit is the central safety unit that activates all occupant restraint systems in the event of an accident. It monitors sensors, stores crash data, and ensures the proper functioning of all airbag modules in the vehicle. Its primary function is to protect vehicle occupants by precisely deploying the airbags.
This essential component is of utmost importance for the safety of the vehicle and its occupants. It continuously analyzes data from various impact sensors, ensuring that airbags and seatbelt pretensioners are activated precisely and instantly when needed.
Why is the Jaguar 420G I airbag control unit defective?
The Jaguar 420G I airbag control unit may be defective because it has stored crash data after an accident, has internal electronic faults, or is experiencing a power supply disruption. Software corruption or sensor failures may also require repair or replacement of the control unit to ensure your Jaguar's safety.
Often, a crash that triggers the airbags will cause the control unit to lock up, necessitating repair. Internal component failures or misconfiguration can also cause failure. In such cases, professional diagnosis is essential.
Water damage or overvoltage can damage the control unit's sensitive electronics. If these symptoms occur, you should quickly visit a specialized workshop to restore full functionality.
Common error codes for Jaguar 420G I airbag control unit repair
During Jaguar 420G I airbag control unit repairs, error codes are often read out, indicating internal problems or sensor malfunctions. Typical Jaguar flashing codes such as 'Crash Data Memory Full' or 'RCM Internal Error' require a precise diagnosis to resolve the cause of the error.
- 13 → indicates → full crash data memory
- 16 → signals → error in the passenger seat weight sensor (CAN)
- 17 → indicates → faulty passenger compartment sensor
- 18 → indicates → fault in the passenger airbag deactivation lamp circuit
- 19 → means → Driver side airbag circuit fault
- 21 → identified → Passenger side airbag circuit fault
- 22 → reports → Side airbag circuit fault driver side
- 23 → indicates → Passenger side side airbag circuit failure
- 24 → indicated → internal error of the Restraints Control Module (RCM)
- 33 → warns of → belt tensioner error driver side
- 34 → alerted about → belt tensioner error passenger side
- 42 → indicates → Front impact sensor circuit failure
- 43 → names → Impact sensor circuit fault driver side
- 44 → describes → Passenger side impact sensor circuit failure
- 51 → registered → Belt switch error driver side
- 52 → detected → Belt switch error passenger side
- 53 → indicates → Airbag warning signal circuit failure
- 54 → signaled → RCM configuration error
What part numbers are available for the Jaguar 420G I airbag control unit repair?
Unfortunately, there are no specific, 100% verified OEM part numbers available for the Jaguar 420G I airbag control unit repair. Official catalogs do not list exact matches for this model. It is recommended to contact a specialist workshop to determine the correct part number for your vehicle.
Research revealed that common OEM part numbers are often available for other Jaguar models or general airbag control units from manufacturers such as Bosch or Continental. Such explicit data is not publicly verified for the Jaguar 420G I. This makes precise identification difficult without direct manufacturer information.
To ensure the correct component is found for your vehicle, contacting an official Jaguar parts dealer or specialized workshop is essential. They can use the VIN to determine the precise part number for the required repair.