What is a Jaguar XE S X760 airbag control unit?
The Jaguar XE S X760 Airbag Control Module is the central safety control unit (RCM) that activates all occupant restraint systems, such as airbags and seatbelt pretensioners, within milliseconds in the event of an accident. It continuously monitors sensors, stores crash data, and is essential for the proper functioning of your vehicle's passive safety systems.
This sophisticated electronic unit analyzes impact data in real time to precisely decide which safety systems need to be triggered in an emergency.
It is closely integrated with the Jaguar XE X760's on-board network to ensure smooth communication with other control units.
The module is located centrally in the vehicle, often under the driver's seat or in the center tunnel, and connects to all relevant sensors and actuators for occupant safety via multiple plugs.
Why is the Jaguar XE S X760 airbag control unit defective?
A Jaguar XE S X760 airbag control unit often fails due to internal damage such as EEPROM errors, power supply failures, or software corruption. It also often fails after an accident, as crash data is permanently stored, making repair or reset essential to restore full functionality.
Internal components can be damaged by aging or electrical voltage fluctuations, leading to failure of the entire system.
This is often manifested by an illuminated airbag warning light in the dashboard and requires professional diagnosis to correct the failure.
A failed internal self-test or communication problems in the CAN bus system can also cause the control unit to stop functioning.
After an impact, the module stores irreversible crash data, rendering it unusable until reset or reprogrammed by a specialized workshop. These conditions require a Jaguar XE S X760 airbag control unit repair or replacement.
Common error codes for Jaguar XE S X760 airbag control unit repair
When repairing a Jaguar XE S X760 airbag control unit, specific error codes are crucial for identifying the exact cause of a defect. These codes indicate internal control unit issues such as communication problems, memory errors, or power supply failures that require targeted diagnosis and repair.
- B1000 → Control unit communication error → The airbag ECU cannot communicate with other control units; often a CAN bus problem or internal module error.
- B0091 → Control Module Error → This signals a deeper internal error in the airbag control unit, indicating a software or hardware defect.
- B0100 → Internal memory or software error → Problems with the control unit's internal memory or software; may be an EEPROM defect or data corruption.
- B0101 → Internal self-test failed → The control unit fails its internal system check, indicating a fundamental internal hardware or software error.
- B0102 → Control unit power supply failure → The airbag ECU is receiving no or unstable power supply; indicates a wiring problem or an internal power supply fault.
- B0110 → EEPROM error in the control unit → A defect in the non-volatile memory of the control unit, often caused by data corruption or hardware errors in the EEPROM.
- B0115 → Voltage fluctuation or short circuit → Irregular voltage input or a short circuit in the control module circuit; may be due to an electrical problem in the vehicle or module damage.
What part numbers are available for the Jaguar XE S X760 airbag control unit repair?
For a successful Jaguar XE S X760 airbag control unit repair, knowing the correct OEM part numbers is essential to ensure part compatibility. Common numbers include LX73-14D374-AC, 0285013586 from Bosch, and JPLA-14D374-AE and GX73-3504-BE from Jaguar, all of which are verified to be specific to this model.
- LX73-14D374-AC : Jaguar (OEM) – This is one of the most common original part numbers, specifically for the Jaguar XE X760 airbag control unit.
- 7D40018245AC : Bosch / Jaguar – Another original number often associated with Bosch-produced control units for Jaguar models.
- 0285013586 : Bosch – A specific Bosch part number proven to fit Jaguar XE airbag control units.
- JPLA-14D374-AE : Jaguar (OEM) – A Jaguar OEM number confirmed for airbag control units in the Jaguar XE X760.
- GX73-3504-BE : Jaguar (OEM) – This number is known to be compatible with the Jaguar XE X760 and also comes from Jaguar OEM sources.