Chrysler U11B9: Lost Communication With RF Hub

Is your scanner showing Chrysler U11B9?
No worries. We'll show you what it means and how to deal with it.

Presented by
Randy Worner

Chrysler U11B9: Lost Communication With RF Hub

OVERVIEW
Severity
:
Medium
DIY Difficulty Level
:
Intermediate
Repair Cost
:
$75-$200
Can I Still Drive?
:
Yes

What Does The Chrysler U11B9 Code Mean?

The battery voltage between 10 and 16 volts. Body Control Module (BCM) is configured correctly. Bus messages not received from the RF Hub for approximately two to five seconds.

What Are The Potential Causes Of The Chrysler U11B9 Code?

  • Can bus circuits open or shorted
  • DTCS related to battery voltage, ignition, or vin messages
  • RF hub power and ground
  • BCM not configured correctly
  • RF hub
  • Module that set this DTC

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)

Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!

Reference Sources

Chrysler U11B9, DTCDECODE.

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