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Home >> Honda >> 2020 >> Fit EX-L >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Integrated Control Systems - Testing & Troubleshooting >> Multiplex Integrated Control System Description >> Functional Control >> Rear Window Defogger Operation
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Rear Window Defogger Operation

The MICU controls the rear window defogger signal based on inputs from each switch.

  Input Output
MICU IG1 power supply

Rear window defogger switch

 
B-CAN   MICU message (RRDEFSW)