
Honda Ridgeline 2020 Fuse Box Info
Passenger compartment fuse box location:

The interior fuse boxes is under the dashboard on the driver’s side.
Engine compartment fuse box location:

The fuse box A is on the passenger’s side. The fuse box B is on the driver’s side.
Fuse Box Diagram | Layout
Passenger compartment fuse box (Fuse box A):
| Fuse/Relay N° | Rating | Functions | 
| 1 | 20A | DR P/W | 
| 2 | 20A | DOOR LOCK | 
| 3 | 7.5A | SMART | 
| 4 | 20A | AS P/W | 
| 5 | 20A | FR ACC SOCKET | 
| 6 | 20A | FUEL PUMP | 
| 7 | 15A | ACG | 
| 8 | 7.5A | FRONT WIPER | 
| 9 | 7.5A | ABS/VSA | 
| 10 | 10A | SRS | 
| 11 | 20A | REAR LEFT P/W | 
| 12 | (20A) | BACK P/W | 
| 13 | 20A | REAR RIGHT P/W | 
| 14 | 20A | S/R FUEL LID | 
| 15 | (20A) | DR P/SEAT (REC) | 
| 16 | 7.5A | CARGO LT | 
| 17 | (20A) | FR SEAT HEATER | 
| 18 | 7.5A | INTR LT | 
| 19 | 10A | DR REAR DOOR UNLOCK | 
| 20 | 10A | AS SIDE DOOR UNLOCK | 
| 21 | 7.5A | DRL | 
| 22 | 7.5A | KEY LOCK | 
| 23 | 7.5A | A/C | 
| 24 | 7.5A | IG1a FEED BACK | 
| 25 | 7.5A | INST PANEL LIGHTS | 
| 26 | (7.5A) | LUMBAR SUPPORT | 
| 27 | 7.5A | PARKING LIGHTS | 
| 28 | 10A | OPTION | 
| 29 | 7.5A | BACK LT | 
| 30 | - | - | 
| 31 | 7.5A | ST MOTOR | 
| 32 | 7.5A | SRS | 
| 33 | 10A | AS SIDE DOOR LOCK | 
| 34 | 10A | DR DOOR LOCK | 
| 35 | 10A | DR DOOR UNLOCK | 
| 36 | (20A) | DR P/SEAT (SLIDE) | 
| 37 | 10A | RIGHT H/L HI | 
| 38 | 10A | LEFT H/L HI | 
| 39 | 7.5A | IG1b FEED BACK | 
| 40 | 7.5A | ACC | 
| 41 | 10A | DR REAR DOOR LOCK | 
| 42 | - | - | 
Passenger compartment fuse box (Fuse box B):
| Fuse/Relay N° | Rating | Functions | 
| A | 7.5A | METER | 
| B | 7.5A | ABS/VSA | 
| C | 7.5A | ACG | 
| D | 7.5A | MICU | 
| E | 20A | AUDIO | 
| F | 10A | BACK UP | 
| G | 7.5A | ACC | 
Engine compartment fuse box (Fuse box A):
| Fuse/Relay N° | Rating | Functions | 
| 1 | 
 (70A)*1 70A*2 30A*1 (30A)*2 40A 20A 30A*1 (30A)*2 150A  | 
 - AC INVERTER RR BLOWER - VSA MTR VSA FSR MAIN FAN - MAIN FUSE  | 
| 2 | 
 30A 30A 20A 20A 30A 40A (30A) 30A*1 (30A)*2 (40A) (30A)*1 30A*2 (20A)  | 
 SUB FAN WIP MTR WASHER T/G LOCK MAIN ACM FR BLOWER AUDIO AMP RR DEF - - - RR DEF -  | 
| 3 | 
 -*1 30A*2 -*1 (30A)*2 -*1 (30A)*2 -*1 30A*2  | 
 - RR BLOWER - - - - - MAIN FAN  | 
| 4 | 
 10A*1 10A*2  | 
 SMALL STOP  | 
| 5 | 10A | T/G LOCK | 
| 6 | 
 10A*1 10A*2  | 
 STOP SMALL  | 
| 7 | 10A | T/G UNLOCK | 
| 8 | 
 10A*1 7.5A*2  | 
 L H/L LO IGPS  | 
| 9 | 7.5A | CRUISE CANCEL SW | 
| 10 | 
 10A*1 10A*2  | 
 R H/L LO L H/L LO  | 
| 11 | 
 7.5A*1 10A*2  | 
 IGPS R H/L LO  | 
| 12 | 
 20A*1 15A*2  | 
 INJECTOR IG COIL  | 
| 13 | 
 20A*1 15A*2  | 
 H/L LO MAIN DBW  | 
| 14 | 
 -*1 15A*2  | 
 - AC INVERTER RLY  | 
| 15 | 
 (15A)*1 10A*2  | 
 FR FOG BACK UP  | 
| 16 | 
 15A*1 15A*2  | 
 HAZARD MAIN RLY  | 
| 17 | (20A) | AS P/SEAT (REC) | 
| 18 | (20A) | AS P/SEAT (SLI) | 
| 19 | 15A | TCU | 
| 20 | 7.5A | MG CLUTCH | 
| 21 | 
 15A*1 15A*2  | 
 MAIN RLY HAZARD  | 
| 22 | 15A | FI SUB | 
| 23 | 
 15A*1 20A*2  | 
 IG COIL INJECTOR  | 
| 24 | 
 15A*1 20A*2  | 
 DBW H/L LO MAIN  | 
| 25 | 20A | SMALL/STOP MAIN | 
| 26 | 
 10A*1 15A*2  | 
 BACK UP FR FOG  | 
| 27 | (10A) | H/STEERING WHEEL | 
| 28 | 10A | HORN | 
| 29 | 10A | VBUM | 
*1 Models without the AC power outlet
*2 Models with the AC power outlet
Engine compartment fuse box (Fuse box B):
| Fuse/Relay N° | Rating | Functions | 
| 1 | 
 (40A) (20A) 30A 30A - 60A 60A 60A  | 
 - 4WD IG MAIN IG MAIN2 - F/B MAIN2 F/B MAIN EPS  | 
| 2 | - | - | 
| 3 | (20A) | TRL E-BRAKE | 
| 4 | 
 7.5A*1 -*2  | 
 BMS -  | 
| 5 | 20A | H/L HI MAIN | 
| 6 | (7.5A) | +B TRL HAZARD | 
| 7 | (7.5A) | +B TRL BACKUP | 
| 8 | 20A | CTR ACC SOCKET | 
| 9 | (20A) | TRAILER SMALL | 
| 10 | 10A | ACC/IG2_MAIN | 
| 11 | (20A) | TRL CHARGE | 
| 12 | 30A | ST CUT1 | 
| 13 | 30A | IDLE STOP | 
| 14 | 30A | IDLE STOP | 
| 15 | 
 (15A)*1 -*2  | 
 FR DE-ICER -  | 
| 16 | 
 (20A)*1 7.5A*2  | 
 RR _HTD SEAT BMS  | 
| 17 | 7.5A | STRLD | 
*1 Models with LED parking lights
*2 Models without LED parking lights





