Categories: Honda

Honda S2000 (1999-2009) fuses and relay

The 2-door roadster Honda S2000 (AP1/AP2) was produced from 1999 to 2009. In this article, you will find fuse box diagrams of Honda S2000 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 and 2009, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.

Fuse Layout Honda S2000 1999-2009

Contents

Table of Contents

Passenger Compartment Fuse Box

Fuse box location

The interior fuse box is underneath the dashboard on the driver’s side. To open it, turn the knob.

Fuse box diagram

Assignment of the fuses in the instrument panel

№	Ampere Rating	Description
1	10	Supplemental Restraint System (SRS) Unit
2	15	Supplemental Restraint System (SRS) Unit, Fuel Pump, Immobilizer Control Unit-Receiver (2006-2009), PGM-FI Main Relay (2000-2005), Fuel Tank Unit, Passenger’s Airbag Cut-Off Indicator, Passenger’s Weight Sensor Unit
3	7.5	Clutch Interlock Switch, Engine Start Switch, Starter Cut Relay, Starter Solenoid
4	15	2000-2005: Ignition Coils
5	7.5	Back-up Lights, Charging System Light (2004-2005), Daytime Running Light (DRL) Indicator, Electronic Power Steering (EPS) Control Unit, Gauge Assembly, Keyless Door Lock Control Unit, Convertible Top Control Unit
6	15	Air Control Solenoid Valve, Alternator, Charging System Indicator (2000-2003), Cruise Control Unit, Cruise Control Main Switch, Electrical Load Detector (ELD) Unit, Evaporative Emission Control (EVAP) Bypass Solenoid Valve, EVAP Canister Vent Shut Valve, EVAP Canister Purge Valve, Primary and Secondary Heated Oxygen Sensors, Rear Window Defogger Change Relay (2002-2005)
7	7.5	Turn Signal/Hazard Relay
8	20	Power Window Master Switch, Windshield Wiper Motor, Intermittent Wiper Relay
9	10	Accessory Power Socket, Audio Unit, Radio Remote Switch, Convertible Top Switch Light
10	7.5	2006-2009: Air Fuel Ratio (A/F) Sensor Relay (LAF)
11	7.5	2006-2009: Electronic Throttle Control System (ETCS) Control Relay
12	15	Windshield Washer Motor, Convertible Top Switch
13	7.5	Intermittent Wiper Driving Circuit (in the Gauge Assembly)
14	15	2006-2009: Throttle Actuator Control Module
15	20	2006-2009: Air Fuel Ratio (A/F) Sensor No.1, Evaporative Emission Control (EVAP) Canister Vent Shut Valve
16	15	2006-2009: Ignition Coils, Ignition Coil Relay
17	20	Driver’s Window Motor
18	20	Passenger’s Window Motor, Convertible Top Control Unit
19	7.5	ABS Modulator-Control Unit (2000-2005), Daytime Running Lights Control Unit, Power Mirror Actuator, Rear Window Defogger Relay
20	7.5	A/C Compressor Clutch Relay, Blower Motor Relay, A/C Condenser Fan Relay, Heater Control Panel, Radiator Fan Relay, Recirculation Control Motor
21	7.5	Engine Control Module (ECM), PGM-FI Main Relay (2000-2005), Tire Pressure Monitoring System (TPMS) Control Unit
22	15	Audio Unit
23	10	Taillight Relay, Audio Unit Light, Cruise Control Main Switch Light, Front Parking Lights, Gauge Lights, Hazard Warning Switch Light, Heater Control Panel Lights, Keyless Door Lock Control Unit, License Plate Light, Option Connector, Convertible Top Switch Lights, Radio Remote Switch Lights, Rear Side Marker Lights, Taillights, Rear Window Defogger Switch Light, Passenger’s Airbag Cutoff Indicator Illumination Light (2006-2009), VSA Off Switch Light
24	7.5	Ceiling/Spotlights, Trunk Light
25	7.5	Engine Control Module (ECM), Gauge Assembly, Heater Control Panel, Immobilizer Indicator Light, Convertible Top Control Unit, Immobilizer Control Unitreceiver (2006-2009), XM Receiver, Immobilizer System Indicator
26	15	Keyless Door Lock Control Unit, Trunk Lid Opener Solenoid
27	10	Daytime Running Lights Control Unit
28	–	Not Used

Relay
R1		Turn Signal / Hazard
R2		2000-2001 (Hardtop): Rear Window Defogger
R3		Starter Cut
R4		Taillight

Other Relays

№	Relay
R1	2006-2009: Electronic Throttle Control System (ETCS) Control Relay
R2	High Beam Cut Relay
R3	2000-2001: Intermittent Wiper Relay 2002-2009: Rear Window Defogger Relay
R4	Ignition Coil Relay
R5	Air Fuel Ratio (A/F) Sensor Relay
R6	2000-2005: PGM-FI Main Relay
R7	2006-2009: PGM-FI Main Relay №1
R8	2006-2009: PGM-FI Main Relay №2
R9	Ignition (IG2) Relay
R10	Accessory Power Socket Relay
R11	2002-2009: Rear Window Defogger Change Relay

Engine Compartment Fuse Boxes

Fuse box location

The primary under-hood fuse box is located on the passenger’s side, next to the battery. The secondary fuse box is on the driver’s side, near the brake fluid reservoir.

Fuse box diagram (Primary)

Assignment of the fuses in the primary engine compartment fuse box

№	Ampere Rating	Description
41	100	Battery, Power Distribution
42	40	Ignition Switch (BAT)
43	20	Right Headlight (High/Low Beam), Daytime Running Lights Control Unit
44	–	Not Used
45	20	Left Headlight (High/Low Beam), Daytime Running Lights Control Unit, Gauge Assembly, High Beam Indicator, High Beam Cut Relay
46	15	Data Link Connector (DLC), PGM-FI Main Relay (2000-2005), Crankshaft Position (CKP) Sensor (2006-2009), Camshaft Position (CMP) Sensor (2006-2009), Engine Control Module (ECM (2006-2009))
47	10 or 15	2000-2001 (10A): ABS Modulator-Control Unit, Brake Lights, Cruise Control Unit, Engine Control Module (ECM), High Mount Brake Light, Horn; 2002-2009 (15A): ABS Modulator-Control Unit (2002-2005), Brake Lights, Cruise Control Unit (2002-2005), Engine Control Module (ECM), High Mount Brake Light, Horn
48	20 or 30	2000-2005 (20A): ABS Modulator-Control Unit; 2006-2009 (30A): VSA Modulator-Control Unit
49	10	Hazard Warning Lights
50	30	2000-2005: ABS Modulator-Control Unit; 2006-2009: VSA Modulator-Control Unit
51	40	Fuses: 17, 18
52	20	Right Convertible Top Motor
53	20	2008-2009: Accessory Power Socket Relay
54	30	Fuses: 22, 23, 24, 25, 26, 27
55	20	Left Convertible Top Motor
56	40	Blower Motor
57	20	Radiator Fan Motor
58	20	A/C Condenser Fan Motor, A/C Compressor Clutch
59	20	Fuses: 14, 15, 16
S		Spare Fuse

Relay
R1		Right Headlight
R2		Left Headlight
R3		Horn
R4		A/C Condenser Fan
R5		Blower Motor
R6		Radiator Fan
R7		A/C Compressor Clutch