Honda B1157: Gauge Control Module Lost Communication with MICU (MICU Message)
Is your scanner showing Honda B1157?
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Honda B1157: Gauge Control Module Lost Communication with MICU (MICU Message)
OVERVIEWWhat Does The Honda B1157 Code Mean?
Poor communication between the Gauge Control Module and the MICU If DTCs B1055, B1056, B1057, B1255, B1955, B2155, B2156, and/or B2161 are indicated, perform the MICU input test. If no additionl codes are indicated peform the Gauge Control Module input test.
What Are The Potential Causes Of The Honda B1157 Code?
- Loose or poor connections between the Gauge Control Module and the MICU
- Blown fuse in the main under-hood fuse box
- Blown fuse in the under-dash fuse/relay box
- “Open” or “Short” to ground at the Gauge Control Module
- “Open” or “Short” to ground at the MICU
- Faulty Gauge Control Module
- Faulty MICU
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
>>> CrocSee 250 Pieces - Car Fuses Assortment Kit
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
Body Electrical Repair Information for B1157 – American Honda Motor, page 258.
