Acura B1207: Climate Control Unit Lost Communication with Gauge Control Module (ILLUMI message)
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Acura B1207: Climate Control Unit Lost Communication with Gauge Control Module (ILLUMI message)
OVERVIEWWhat Does The Acura B1207 Code Mean?
This code indicates poor communication between the Climate Control Unit and the Gauge Control Module.
What Are The Potential Causes Of The Acura B1207 Code?
Below are some possible causes of this DTC:
- Loose wires or poor connections on the Climate Control Unit connector A
- Blown fuse in the main under-hood fuse box
- Blown fuse in the under-dash fuse/relay box
- “Open” or “Short” Condition between the Climate Control Unit and the Gauge Control Module
- Poor Ground condition at the Climate Control Unit
- Faulty Climate Control Unit
- Faulty Gauge Control Module
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 Climate Control Unit
>>> Acura Gauge Control Module
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
2007-2009 Acura MDX HVAC Climate Control Service Manual for B1207 – Pages 35-36.
