What is a Chrysler 300C LX airbag control module?
The Chrysler 300C LX 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, essential for your safety in the Chrysler 300C LX.
This control unit, also known as the SRS Control Module, is specifically designed for the Chrysler 300C LX series (approximately 2004-2010). It primarily controls and monitors the driver, passenger, and side airbags, as well as the seatbelt pretensioners.
It is permanently active and monitors the impact sensors to deploy the airbags instantly if necessary. Proper function is essential for the vehicle's operational safety and is signaled by the airbag warning light.
Why is the Chrysler 300C LX airbag control unit defective?
A Chrysler 300C LX airbag control module often fails due to internal memory errors after an accident, power surges, moisture damage, or age-related wear and tear on the electronics. If your module is defective, it can prevent the airbags from deploying in an emergency and requires professional repair.
Common causes include internal software errors, communication problems with other vehicle systems such as the BCM, or malfunctions in the module's self-test. Such defects often lead to the airbag warning light illuminating in the dashboard.
Errors in crash data recording or power supply problems can also damage the control unit. In these cases, repairing the Chrysler 300C LX airbag control unit is a more cost-effective alternative to purchasing a new one.
Common error codes for Chrysler 300C LX airbag control unit repair
When diagnosing a faulty Chrysler 300C LX airbag control module, specific error codes will appear that indicate internal module problems. These codes, often beginning with B1xxx, typically signal communication, memory, or internal electronics issues, allowing for targeted repair.
- B1000 → Control unit communication error → Error in the data exchange of the airbag ECU.
- B1001 → Airbag control unit internal memory error → Defect in the internal memory of the airbag ECU.
- B1002 → Airbag control unit voltage supply fault → Problems with the power supply to the airbag ECU.
- B1003 → Internal control unit error, EEPROM error → Error in the internal EEPROM of the airbag ECU.
- B1010 → Airbag control unit self-test error → The airbag ECU failed the internal self-test.
- B1011 → Open circuit in the airbag wiring in the control unit → Problem with the internal wiring of the airbag ECU.
- B1015 → Communication error between airbag control unit and BCM → Malfunction in the data exchange between airbag ECU and body control module.
- B1020 → Airbag crash data recording memory error → Problem saving crash data in the airbag ECU.
- B1025 → Airbag Diagnostic System (SDS) Error → Malfunction in the diagnostic system of the airbag ECU.
- B1030 → Internal software error in the airbag control unit → Software defect within the airbag ECU.
What part numbers are available for the Chrysler 300C LX airbag control unit repair?
When repairing or replacing a Chrysler 300C LX airbag control module, specific OEM part numbers are critical to ensure compatibility. These include both original Mopar numbers and replacement or Bosch references, which are essential for proper function in the 2006-2023 model year range.
The most common OEM part numbers for the Chrysler 300C LX airbag control module are 68371751AA and 68371752AA from Mopar. These typically cover models from approximately 2012 to 2023.
Older or replaced numbers superseded by 68371752AA include 68316752AB, 68297878AA, 68227452AC, 68227452AE, and 68227452AD. The number 05081041AG is also confirmed for the 2006 300C.
Another confirmed genuine part is 68371753AA, also known as Bosch OEM number 0 285 014 282-95128. This underscores the relevance of the manufacturer Bosch for these modules.
Professional repair of your defective airbag control unit requires an exact match of these part numbers. Our service supports the listed OEM part numbers for a reliable Chrysler 300C LX airbag control unit repair.