Acura B1066: Relay Control Module Lost Communication With Keyless Access Control Unit (PANIC Message)
Is your scanner showing Acura B1066?
No worries. We'll show you what it means and how to deal with it.
Acura B1066: Relay Control Module Lost Communication With Keyless Access Control Unit (PANIC Message)
OVERVIEWWhat Does The Acura B1066 Code Mean?
Poor communicaton between the Relay Control Module and the Keyless Access Control Unit.
NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A.
What Are The Potential Causes Of The Acura B1066 Code?
- Blown fuse
- “Open” or “Short” to ground at the Relay Control Unit
- “Open” or “Short” to ground at the Keyless Access Control Unit
- Faulty Relay Control Module
- Faulty Keyless Access Control Unit
Recommended Parts
Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:
>>> Twippo 372Pcs Waterproof Wire Connectors Kit
>>> Acura Keyless Entry Control Module Unit
>>> Relay Control Module
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
Acura B1066, DTCDECODE.
