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Auxiliary Under-Hood Fuse/Relay Box (B)

Fig 1: Auxiliary Under-Hood Fuse/Relay Box (B) Component Locations
GHH451874Courtesy of HONDA, U.S.A., INC.
Auxiliary Under-Hood Fuse/Relay Box (B) Legend

Fuse Number Amps Component(s) or Circuit(s) Protected
B1-1 60 A EPS control unit
B1-2 60 A No. C14, No. C15 (with power seat), No. C16, No. C17 (with seat heater), No. C18, No. C36 (with power seat) fuses in the under-dash fuse/relay box
B1-3 60 A No. C1, No. C2, No. C3, No. C4, and No. C5 fuses in the under-dash fuse/relay box, No. C11, No. C12 (with back power window), and No. C13 fuses in the under-dash fuse/relay box (via power window relay), Power window relay
B1-4 40 A Not used
B1-5 30 A No. C6, No. C7, No. C8, No. C9, No. C10, and No. C24 fuses in the under-dash fuse/relay box (via IG1A relay)
B1-6 30 A No. C28, No. C29, No. C31, No. C32, and No. C39 fuses in the under-dash fuse/relay box (via IG1B relay)
B1-7 20 A i-VTM control unit (AWD), i-VTM control unit (via i-VTM relay) (AWD), i-VTM relay (AWD), Rear differential pump motor (via i-VTM relay) (AWD)
B1-8 40 A No. B17 fuse in the auxiliary under-hood fuse/relay box (via starter cut relay 1), Starter (via starter cut relay 1 and starter cut relay 2)
B2 --- Not used
B3 20 A Trailer electric brake connector
B4 7.5 A 12 volt battery sensor
B5 20 A No. C26, No. C37, and No. C38 fuses in the under-dash fuse/relay box
B6 7.5 A Trailer lighting control unit
B7 7.5 A Trailer lighting control unit
B8 20 A Console accessory power socket (via console accessory power socket relay)
B9 20 A Trailer lighting connector (via trailer small light relay)
B10 10 A No. C22 and No. C40 fuse in the under-dash fuse/relay box (via ACC relay circuit (built into the under-dash fuse/relay box))No. C21 and No. C23 fuses in the under-dash fuse/relay box (via IG2 relay circuit (built into the under dash fuse/relay box)), Heated windshield wiper area relay (via IG2 relay circuit (built into the under dash fuse/relay box)) (with heated windshield wiper area), Keyless access/TPMS control unit (via IG2 relay circuit (built into the under dash fuse/relay box))
B11 20 A Trailer lighting connector (via trailer charge relay)
B12 --- Not used
B13 --- Not used
B14 --- Not used
B15 15 A Heated windshield wiper area (with heated windshield wiper area), Heated windshield wiper area switch indicator (with heated windshield wiper area)
B16 20 A Rear seat heater control unit (via rear seat heater relay) (with rear seat heater)
B17 7.5 A PCM