Chrysler B1A8A: Multi-Module VIN Handshake Failure
Is your scanner showing Chrysler B1A8A?
No worries. We'll show you what it means and how to deal with it.
Chrysler B1A8A: Multi-Module VIN Handshake Failure
OVERVIEWWhat Does The Chrysler B1A8A Code Mean?
The Radio Frequency Hub (RF Hub) receives and monitors the VIN messages from the Powertrain Control Module (PCM) and the Body Control Module (BCM). If the VIN is different from the last VIN it received, it will set this code. If the module was used on a previous vehicle, the VIN will be set to that previous vehicle.
What Are The Potential Causes Of The Chrysler B1A8A Code?
- RF HUB RECEIVED INVALID VIN FROM ANOTHER MODULE
- RF HUB, BCM OR PCM NOT PROGRAMMED
- RF HUB, BCM OR PCM
Recommended Parts
Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:
>>> WORKPRO 582-piece Crimp Terminals, Wire Connectors, Heat Shrink Tube, Electrical Repair Kit
>>> Radio Frequency Module - Mopar (68321698AA)
>>> Body Controller Module - Mopar (68424597AC)
>>> Cardone 79-4407 Remanufactured Chrysler Computer (Renewed)
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
Chrysler B1A8A, DTCDECODE.
