Acura MDX (2003) – fuse box diagram

Year of production: 2003

Primary under-hood fuse box

Fuse	Ampere rating [A]	Circuits protected
1	20	Spare Fuse
2	30	Spare Fuse
3	20	Right Headlight
4	15	ACG S
5	15	Hazard
6	—	Not used
7	20	Stop
8	20	Left Headlight
9	20	Radio
10	40	Power Window Motor
11	30	Rear A/C
12	30	Rear Defroster
13	40	Back Up, ACC
14	40	Power Seat
15	40	Heater Motor
16	30	Cooling Fan
17	7,5	Spare Fuse
18	10	Spare Fuse
19	15	Spare Fuse
20	120	Baterry
21	30	Condenser fan
22	7,5	MG Clutch
23	50	IGI Main
24	20	Fog Lights

Secondary under-hood fuse box

Position	Ampere rating [A]	Circuits protected
1	40	Rear Entertainment System
2	40	VSA F/S Relay
3	30	VSA Motor
4	20	4WD
5	20	Rear Accessory Socket
6	15	ETC
7	15	IG Coil
8	15	LAF
9	7,5	FI-Back-up
10	20	P/W DR

Interior fuse box (driver’s side)

Position	Ampere rating [A]	Circuits protected
1	30	Moonroof
2	20	Driver’s Power Seat Reclining
3	20	Passenger’s Power Seat Sliding
4	20	Driver’s Power Seat Sliding
5	20	Passenger’s Power Seat Reclining
6	10	Daytime Running Light*
7	20	Driver’s side Rear Power Window
8	20	Front Passenger’s Power Window
9	15	Front Accessory Socket
10	15	Small Light
11	10	Interior Light, Radio
12	20	Power Door Lock
13	7,5	Back Up
14	20	Heated Seat
15	20	Driver’s Power Window
16	20	Passenger’s Side Rear Power Window
*: On Canadian models

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.