02 Honda Accord Engine Sensor Diagram

2002 HONDA Accord


Honda Accord SE 2002 - BUZZERS, RELAYS & TIMERS

Honda Accord SE 2002 BUZZERS, RELAYS & TIMERS LOCATION

Component Component Location
ABS Fail-Safe Relay In multi-relay box. See Fig. 7.
ABS Pump Motor Relay In multi-relay box. See Fig. 7.
Accessory Power Socket Relay In passenger's underdash fuse/relay box. See Fig. 6.
A/C Compressor Clutch Relay In underhood fuse/relay box. See Fig. 7.
A/F Sensor Heated Control Relay (ULEV) (2.3L) Behind right kick panel. See Fig. 6.
Blower Motor High Relay Behind glove box.
Blower Motor Relay In underhood fuse/relay box. See Fig. 7.
Cigarette Lighter Relay Under dash, right side of center console.
Condenser Fan Relay In underhood fuse/relay box. See Fig. 7.
Foglight Relay 1 Behind left kick panel.
Foglight Relay 2 Attached to battery bracket.
Headlight Relay 1 In underhood fuse/relay box. See Fig. 7.
Headlight Relay 2 In underhood fuse/relay box. See Fig. 7.
High Beam Cut Relay (Canada) Behind right kick panel. See Fig. 6.
Horn Relay In underhood fuse/relay box. See Fig. 7.
Intermittent Wiper Relay On rear of left strut tower. See Fig. 7.
Light Flasher Relay Behind lower left dash.
Moon Roof Close Relay Above left kick panel. See Fig. 8.
Moon Roof Open Relay Above left kick panel. See Fig. 8.
PGM-FI Main Relay Behind left side of dash, left of steering column. See Fig. 8.
Power Window Relay In passenger's underdash fuse/relay box. See Fig. 6.
Radiator Fan Relay In underhood fuse/relay box. See Fig. 7.
Rear Window Defogger Relay In passenger's underdash fuse/relay box. See Fig. 6.
Reverse Relay (W/ A/T) In driver's underdash fuse/relay box. See Fig. 8.
Seat Heater Relay (Canada) (Except 3.0L) In multi-relay box. See Fig. 7.
Starter Cut Relay In driver's underdash fuse/relay box. See Fig. 8.
Taillight Relay Behind right kick panel. See Fig. 6.
TCS Relay (3.0L) In multi-relay box. See Fig. 7.
Trunk Opener Relay Behind lower left dash.
Turn Signal/Hazard Relay In driver's underdash fuse/relay box. See Fig. 8.
Unlock Relay Behind lower left dash.

Honda Accord SE 2002 - CIRCUIT PROTECTION DEVICES

Honda Accord SE 2002 CIRCUIT PROTECTION DEVICES LOCATION

Component Component Location
Driver's Underdash Fuse/Relay Box Behind left side of dash, behind left fuse box cover. See Fig. 8.
Foglight In-Line Fuse Attached to battery bracket.
In-Line Fuse 1 Behind driver's lower dashboard cover.
In-Line Fuse 2 Behind driver's lower dashboard cover.
In-Line Fuse 3 Behind driver's lower dashboard cover.
Multi-Relay Box On right side of engine compartment, on strut tower. See Fig. 7.
Passenger's Underdash Fuse/Relay Box Behind right side of dash, behind right fuse box cover. See Fig. 6.
Underhood Fuse/Relay Box On right rear corner of engine compartment, behind strut tower. See Fig. 7.

Honda Accord SE 2002 - CONTROL UNITS

Honda Accord SE 2002 CONTROL UNITS LOCATION

Component Component Location
ABS Control Unit (2.3L) Behind left kick panel. See Fig. 8.
ABS Control Unit (3.0L) Behind right kick panel.
ABS-TCS Control Unit Behind right kick panel.
Climate Control Unit Behind center of dash.
Cruise Control Unit Behind left side of dash, left of steering column. See Fig. 8.
Door Multiplex Control Unit In master power window switch.
Driver's Multiplex Control Unit Behind left fuse box cover. See Fig. 8.
DRL Control Unit (Canada) Behind left side of dash, left of steering column. See Fig. 8.
ECM (2.3L M/T) Behind center of dash, forward of floor console. See Fig. 8.
ELD Unit In underhood fuse/relay box. See Fig. 7.
Immobilizer Receiver Unit On ignition lock. See Fig. 6.
Keyless or Keyless/Security Control Unit Back of driver's dash lower panel.
OPDS Unit In front passenger's seat back.
Passenger's Multiplex Control Unit Behind right fuse box cover. See Fig. 6.
PCM (2.3L A/T) Behind center of dash, forward of floor console. See Fig. 8.
PCM (3.0L) Behind center of dash, forward of floor console. See Fig. 8.
Radiator Fan Control Module Behind glove box.
SRS Unit Behind center of dash, forward of floor console. See Fig. 8.

Honda Accord SE 2002 - MOTORS

Honda Accord SE 2002 MOTORS LOCATION

Component Component Location
ABS Pump Motor In ABS modulator unit.
ABS-TCS Modulator Unit (2.3L) On exhaust manifold.
Air Mix Control Motor Below dash, on right side of heater unit.
Blower Motor Behind right side of dash, in blower housing.
Condenser Fan Motor (2.3L) Behind radiator, on left side.
Condenser Fan Motor (3.0L) Behind radiator, on right side.
Cruise Control Actuator (2.3L) On left side of engine compartment.
Cruise Control Actuator (3.0L) On right side of engine compartment.
Fuel Pump In fuel tank.
Mode Control Motor On left side of heater unit.
Moon Roof Motor Under headliner, above center of rear window.
Radiator Fan Motor (2.3L) Behind radiator, on right side.
Radiator Fan Motor (3.0L) Behind radiator, on left side.
Recirculation Control Motor Behind glove box, on blower unit.
Windshield Washer Motor On bottom of windshield washer fluid reservoir.
Windshield Wiper Motor On left side of air scoop.

Honda Accord SE 2002 - SENDING UNITS & SENSORS

Honda Accord SE 2002 SENDING UNITS & SENSORS LOCATION

Component Component Location
A/F Sensor (ULEV) (2.3L) On exhaust manifold. See Fig. 1.
Brakelight Failure Sensor (Coupe) Behind trim panel, on left rear of trunk.
Brakelight Failure Sensor (Sedan) On left rear taillight assembly.
CKP Sensor (3.0L) Behind crankshaft pulley, on oil pump. See Fig. 4.
CKP/TDC Sensor (2.3L) Behind crankshaft pulley, on oil pump. See Fig. 1.
Countershaft Speed Sensor (2.3L) On top left of transaxle. See Fig. 3.
Countershaft Speed Sensor (3.0L) On top right of transaxle. See Fig. 5.
CYP Sensor (2.3L) In distributor assembly. See Fig. 1.
Driver's Side Impact Sensor Below driver's seat.
ECT Sending Unit (2.3L) On right rear of cylinder head.
ECT Sending Unit (3.0L) On rear of engine, on coolant passage.
ECT Sensor (2.3L) On right rear of cylinder head. See Fig. 1.
ECT Sensor (3.0L) On rear of engine, on left side of coolant passage. See Fig. 4.
EGR Valve & EGR Valve Position Sensor (2.3L) On rear of intake manifold.
EGR Valve & EGR Valve Position Sensor (3.0L) On rear of engine, on coolant passage.
Evaporator Temperature Sensor Behind glove box, in evaporator unit.
Front Passenger's Side Impact Sensor Below passenger's seat.
Fuel Tank Pressure Sensor On underside of vehicle, forward of fuel tank. See Fig. 9.
IAT Sensor (2.3L) On front of intake manifold. See Fig. 1.
IAT Sensor (3.0L) On right side of intake manifold. See Fig. 4.
In-Car Temperature Sensor (A/C) In left lower dash panel, right of steering column.
Knock Sensor (2.3L) On lower right side of engine, next to oil filter. See Fig. 1 and Fig. 2.
Mainshaft Speed Sensor (2.3L) On right rear of transaxle. See Fig. 3.
Mainshaft Speed Sensor (3.0L) On left rear of transaxle. See Fig. 5.
MAP Sensor (2.3L) On top of throttle body. See Fig. 1.
MAP Sensor (3.0L) On top of throttle body. See Fig. 4.
Outside Air Temperature Sensor Below center of front bumper.
Primary HO2S (Except ULEV) (2.3L) On exhaust manifold. See Fig. 1.
Primary HO2S (3.0L) On front exhaust pipe.
Secondary HO2S (2.3L) On TWC converter.
Secondary HO2S (3.0L) On TWC converter.
Sunlight Sensor On center front of dash.
TDC Sensor 1 & 2 (3.0L) Behind left camshaft pulley, on timing belt back cover. See Fig. 4.
TP Sensor (2.3L) On throttle body. See Fig. 1.
TP Sensor (3.0L) On throttle body. See Fig. 4.
VSS (M/T) On top left of transaxle. See Fig. 1.
Wheel Sensor (Left Front) On left front suspension knuckle.
Wheel Sensor (Left Rear) On left rear suspension knuckle.
Wheel Sensor (Right Front) On right front suspension knuckle.
Wheel Sensor (Right Rear) On right rear suspension knuckle.

Honda Accord SE 2002 - SOLENOIDS & SOLENOID VALVES

Honda Accord SE 2002 SOLENOIDS & SOLENOID VALVES LOCATION

Component Component Location
ABS Modulator Unit (2.3L) On left front of engine compartment.
A/T Clutch Pressure Control Solenoid Valve "A" (2.3L) On right side of transaxle. See Fig. 3.
A/T Clutch Pressure Control Solenoid Valve "A" (3.0L) On top rear of transaxle. See Fig. 5.
A/T Clutch Pressure Control Solenoid Valve "B" (2.3L) On right side of transaxle. See Fig. 3.
A/T Clutch Pressure Control Solenoid Valve "B" (3.0L) On top rear of transaxle. See Fig. 5.
EGR Valve & EGR Valve Position Sensor (2.3L) On rear of intake manifold.
EGR Valve & EGR Valve Position Sensor (3.0L) On rear of engine, on coolant passage.
Engine Mount Control Solenoid Valve (2.3L) On center rear of engine compartment.
Engine Mount Control Solenoid Valve (3.0L) On left rear of engine compartment. See Fig. 4.
EVAP By-Pass Solenoid Valve On underside of vehicle, next to EVAP control canister. See Fig. 9.
EVAP Canister Purge Valve (2.3L) On right side of intake manifold. See Fig. 1.
EVAP Canister Purge Valve (3.0L) On left rear of engine compartment. See Fig. 4.
EVAP Canister Vent Shut Valve On underside of vehicle, on EVAP control canister. See Fig. 9.
IAC Valve (2.3L) On left side of intake manifold.
IAC Valve (3.0L) On bottom of throttle body.
Key Interlock Solenoid On steering lock assembly.
Shift Control Solenoid Valve "A" (2.3L) On right front of transaxle. See Fig. 3.
Shift Control Solenoid Valve "A" (3.0L) On top front of transaxle. See Fig. 5.
Shift Control Solenoid Valve "B" (2.3L) On right side of transaxle. See Fig. 3.
Shift Control Solenoid Valve "B" (3.0L) On left side of transaxle. See Fig. 5.
Shift Control Solenoid Valve "C" (2.3L) On right side of transaxle. See Fig. 3.
Shift Control Solenoid Valve "C" (3.0L) On left side of transaxle. See Fig. 5.
Shift Lock Solenoid Under floor console, on bottom right of gear selector lever.
Torque Converter Clutch Solenoid Valve (2.3L) On right front of transaxle. See Fig. 3.
Torque Converter Clutch Solenoid Valve (3.0L) On top front of transaxle. See Fig. 5.
VTEC Solenoid Valve (2.3L) On left rear of cylinder head.
VTEC Solenoid Valve (3.0L) On lower right of engine.

Honda Accord SE 2002 - SWITCHES

Honda Accord SE 2002 SWITCHES LOCATION

Component Component Location
A/C Pressure Switch On receiver-drier.
Back-Up Light Switch (M/T) On top of transaxle, near starter motor.
Brake Fluid Level Switch In brake fluid reservoir cap.
Brake Pedal Position Switch On brake pedal support.
Clutch Interlock Switch (M/T) On clutch pedal support.
Clutch Pedal Position Switch (M/T) On clutch pedal support.
Key Interlock Switch On steering lock assembly.
Oil Pressure Switch (2.3L) On left side of engine, above oil filter.
Oil Pressure Switch (3.0L) On lower right front of engine.
Parking Brake Switch Mounted under parking brake lever.
Park Pin Switch Below console, on shift lever.
PSP Switch (2.3L) Above left drive axle, on power steering line. See Fig. 1.
PSP Switch (3.0L) In right rear of engine compartment, on power steering line. See Fig. 4.
Radiator Fan Switch (2.3L) On thermostat housing.
Radiator Fan Switch "A" (3.0L) On thermostat cover.
Radiator Fan Switch "B" (3.0L) Behind timing belt back cover, on front of left cylinder head.
Seat Belt Switch (Driver's) On driver's seat belt buckle.
Transmission Range Switch (2.3L) On rear of transaxle. See Fig. 3.
Transmission Range Switch (3.0L) On rear of transaxle. See Fig. 5.
VTEC Oil Pressure Switch (2.3L) On left rear of cylinder head.
VTEC Oil Pressure Switch (3.0L) On lower right of engine.
2nd Clutch Pressure Switch (2.3L) On left front of transaxle. See Fig. 3.
2nd Clutch Pressure Switch (3.0L) On right front of transaxle. See Fig. 5.
3rd Clutch Pressure Switch (2.3L) On right rear of transaxle. See Fig. 3.
3rd Clutch Pressure Switch (3.0L) On left rear of transaxle. See Fig. 5.

Honda Accord SE 2002 - MISCELLANEOUS

Honda Accord SE 2002 MISCELLANEOUS LOCATION

Component Component Location
Blower Power Transistor (Automatic A/C) On bottom of blower unit.
Blower Resistor At blower motor.
DLC On lower left of dash, above the kick panel.
Foglight Diode Behind driver's lower dashboard cover.
Homelink Unit At front of headliner, in spotlight assembly.
In-Line Diode 1 (Courtesy Lights) In driver's underdash fuse/relay box.
In-Line Diode 2 (Courtesy Lights) In driver's underdash fuse/relay box.
In-Line Diode 3 (Courtesy Lights) In passenger's underdash fuse/relay box.
In-Line Diode 4 (Courtesy Lights) In passenger's underdash fuse/relay box.
Junction Connector C103 (2.3L) At underside of vehicle, rear of engine.
Junction Connector C105 (3.0L) Below right side of dash.
Junction Connector C106 (3.0L) At lower left rear of engine compartment.
Junction Connector C107 (3.0L) At lower left rear of engine compartment.
Junction Connector C108 (3.0L) Below right side of dash.
MES Connector Behind driver's lower dashboard cover.
Seat Belt Tensioner (Driver's) At base of left "B" pillar.
Seat Belt Tensioner (Front Passenger's) At base of right "B" pillar.
Service Check Connector Behind right side of dash, above kick panel.
Siren (W/Security) Behind left side of front bumper.
Test Tachometer Connector (2.3L) Near battery.
Test Tachometer Connector (3.0L) On left rear of engine compartment.
Window Antenna Coil Under rear shelf.

Honda Accord SE 2002 - CONNECTORS

Honda Accord SE 2002 CONNECTORS LOCATION

Component Component Location
C101 (Gray, 10-Pin) At right rear side of engine compartment.
C102 (2.3L) (A/T) (Gray, 14-Pin) At right rear side of engine compartment.
C102 (2.3L) (M/T) (California) (Gray, 10-Pin) At right rear side of engine compartment.
C102 (2.3L) (M/T) (Except California) (Gray, 8-Pin) At right rear side of engine compartment.
C103 (3.0L) (Gray, 14-Pin) At left rear side of engine compartment.
C104 (3.0L) (Gray, 10-Pin) At left rear side of engine compartment.
C201 (Blue, 16-Pin) Behind glove box.
C202 (Brown, 7-Pin) Behind glove box.
C204 (Green, 22-Pin) Behind right fuse box cover.
C301 (Gray, 20-Pin) Behind driver's dash, lower cover.
C302 (2.3L) (Gray, 8-Pin) Behind driver's dash, lower cover.
C302 (3.0L) (Gray, 16-Pin) Behind driver's dash, lower cover.
C401 (Blue, 22-Pin) Under left side of dash.
C402 (Gray) Behind driver's dash, lower cover.
C404 (Gray, 10-Pin) Behind driver's dash, lower cover.
C501 (Except Canada EX) (Gray, 18-Pin) Above left kick panel.
C501 (Canada EX) (Gray, 20-Pin) Above left kick panel.
C502 (Brown, 7-Pin) Above left kick panel.
C503 (Sedan) (Yellow, 2-Pin) Behind driver's dash, lower cover.
C503 (Coupe) (Yellow, 8-Pin) Behind driver's dash, lower cover.
C505 (Yellow, 6-Pin) Below front of center console.
C551 (Gray, 10-Pin) Underside of driver's seat.
C553 (Gray, 10-Pin) In left center pillar.
C554 (Gray, 12-Pin) At left side of trunk.
C581 (Gray, 10-Pin) In right center pillar.
C582 (Light Blue, 6-Pin) Behind right kick panel.
C701 (Gray, 10-Pin) At right side of front passenger's seat.

Honda Accord SE 2002 - GROUNDS

Honda Accord SE 2002 GROUNDS LOCATION

Component Component Location
G1 (2.3L) At right front side of engine compartment. See Fig. 1.
G1 (3.0L) At left front side of engine compartment. See Fig. 4.
G2 (2.3L) At left side of engine compartment. See Fig. 1.
G2 (3.0L) At left side of engine compartment. See Fig. 4.
G101 (2.3L) At right rear side of engine. See Fig. 1.
G101 (3.0L) At rear of engine. See Fig. 4.
G102 At right front side of engine. See Fig. 4.
G201 (2.3L) At right side of engine compartment. See Fig. 1.
G201 (3.0L) At right front side of engine compartment. See Fig. 4.
G202 (2.3L) At right side of engine compartment. See Fig. 1.
G202 (3.0L) At right rear side of engine compartment. See Fig. 4.
G203 At right front side of engine compartment. See Fig. 4.
G204 Behind right kick panel.
G205 Behind right kick panel.
G301 (2.3L) At left front side of engine compartment. See Fig. 1.
G301 (3.0L) At left front side of engine compartment. See Fig. 4.
G302 (2.3L) At left side of engine compartment. See Fig. 1.
G302 (3.0L) At left side of engine compartment. See Fig. 4.
G303 (2.3L) At left front side of engine compartment. See Fig. 1.
G304 Behind left kick panel.
G305 Behind ABS control unit.
G401 Behind driver's dash, lower cover.
G501 Behind dash, center panel.
G502 Behind dash, center panel.
G503 Behind left fuse box cover.
G504 Behind passenger's dash, lower cover.
G551 Below driver's seat, under carpet.
G552 At front of trunk.
G581 Below front passenger's seat, under carpet.
G601 (Coupe) At left rear side of trunk.
G601 (Sedan) At left side of trunk.
G801 Below front of center console.

Honda Accord SE 2002 - COMPONENT LOCATION GRAPHICS


NOTE:
Fig.res may show multiple component locations. - appropriate table for proper figure references.

Honda Accord SE 2002 - Component Locations -  Engine Compartment (2.3L)
Fig. 1: Honda Accord SE 2002 - Component Locations - Engine Compartment (2.3L)


Fig. 2: Honda Accord SE 2002 - Component Locations - Engine Knock Sensor (2.3L)


Fig. 3: Honda Accord SE 2002 - Component Locations - Engine Compartment (2.3L)


Fig. 4: Honda Accord SE 2002 - Component Locations - Engine Compartment (3.0L)


Fig. 5: Honda Accord SE 2002 - Component Locations - Engine Compartment (3.0L)


Fig. 6: Honda Accord SE 2002 - Component Locations - Right Side Of Dash


Fig. 7: Honda Accord SE 2002 - Component Locations - Rear Of Engine Compartment


Fig. 8: Honda Accord SE 2002 - Component Locations - Left Side Of Dash


Fig. 9: Honda Accord SE 2002 - Component Locations - Vehicle Overview

Source: https://portal-diagnostov.com/2020/07/04/2002-honda-accord/

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