ENGINE PERFORMANCE – Honda Accord EX 2004 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.4L

2.4L, Engine Performance Wiring Diagram (1 of 4) for Honda Accord EX 2004

List of elements for 2.4L, Engine Performance Wiring Diagram (1 of 4) for Honda Accord EX 2004:

• (a/t)
• (at left side of engine compt) j/c c102
• (at rear of engine) cmp sensor a
• (at top middle of engine)
• (at top middle of engine) g101
• (in top of fuel tank, at left front of trunk) fuel tank unit
• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A21
• A22
• A23
• A24
• A25
• A26
• A27
• A28
• A29
• A30
• A31
• Afs (+)
• Afs (-)
• Afshtc
• Altc
• Altf
• Altl
• Atpp
• Atpr
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• B19
• B20
• B21
• B22
• B23
• B24
• Ckp
• Ckp sensor (at right front of engine)
• Cmp sensor b (at rear of engine)
• Cmpa
• Cmpb
• E13
• Ecm/pcm (under middle of dash)
• Ect
• Egr
• Egrp
• Fuel injectors
• Fuel pump
• Fuse 15a
• Fuse 2 15a
• G101
• G101 (at top middle of engine)
• G603 (behind center of rear seats)
• Hot at all times
• Hot in on or start
• Iac valve (on left side of intake manifold)
• Iacv
• Iat
• Icm
• Ignition coil relay
• Ignition coils (at top of engine)
• Igp1
• Igp2
• Igpls1
• Igpls2
• Igpls3
• Igpls4
• Inj1
• Inj2
• Inj3
• Inj4
• J/c c102 (at left side of engine compt)
• J/c c103 (at left side of engine compt)
• Lg1
• Lg2
• Map
• Mcs
• Pcs
• Pg1
• Pg2
• Pgm-fi main relay 1
• Pgm-fi main relay 2
• Red
• Sg1
• Sg2
• Starting/ charging system
• T10
• T11
• To fuse 23 (diagram 2 0f 4)
• Tps
• Under-dash fuse/relay box (behind left kick panel)
• Vcc1
• Vcc2
• Vtc
• Vtpsw
• Vts
• X31
• X32
• X38

2.4L, Engine Performance Wiring Diagram (2 of 4) for Honda Accord EX 2004

List of elements for 2.4L, Engine Performance Wiring Diagram (2 of 4) for Honda Accord EX 2004:

• (a/t)
• (at right rear of engine) evap canister purge valve
• (on left front of engine)
• (sulev: under left rear of vehicle) (except sulev: on underside of vehicle, on evap control canister) evap canister vent shut valve
• A/f sensor (on exhaust manifold)
• A/f sensor relay
• Cruise control system (except usa dx)
• D13
• Ect sensor (on right rear of cylinder head)
• Egr valve & egr valve position sensor (on rear of intake manifold)
• Eld unit
• Engine mount control solenoid
• Except
• From pgm fi main relay 1 (diagram 1 of 4)
• Fuse 15a
• Fuse 7.5a
• G101 (at top middle of engine)
• G302 (behind left side of front bumper)
• Hot at all times
• Hot in on or start under- dash fuse/ relay box (behind left kick panel)
• Iat sensor (on left rear intake manifold)
• J/c c102 (at left side of engine compt)
• J/c c556 (behind glove box)
• Maf/iat sensor (sulev) (at left side of engine compt)
• Map sensor (at left side of engine)
• N29
• Pnk
• Power distribution system
• Red
• Starting/charging system
• Sulev
• T10
• T11
• Under- hood fuse/ relay box (on left rear corner of engine compt, forward of strut tower)
• Under-dash fuse/relay box (behind left kick panel)
• Valve
• Vtc oil control solenoid valve (at front of engine)
• Vtec oil pressure switch (on front of cylinder head)
• Vtec solenoid valve (on right front of engine)
• X10
• X36

2.4L, Engine Performance Wiring Diagram (3 of 4) for Honda Accord EX 2004

List of elements for 2.4L, Engine Performance Wiring Diagram (3 of 4) for Honda Accord EX 2004:

• A/t clutch pressure control solenoid valves (on left side of transmission)
• A/t gear ind/cruise control dimming circuit
• A/t gear position detection circuit
• A/t gear position ind drive circuit
• Anti-theft system
• Atf temperature sensor
• Drive circuit
• Except ex-l navigation
• Fast controller area network transceiver
• Fuse 7.5a
• G101 (at top middle of engine)
• G503 (behind glove box)
• Gauge control module
• Hot in on or start
• J/c c102 (at left side of engine compt)
• J/c c404
• J/c c405 (below left side of dash)
• J/c c406 (below left side of dash)
• J/c c556 (behind glove box)
• Knock sensor
• Mil ind
• Output shaft (countershaft) speed sensor (a/t: on top left of transmission) (m/t: on transmission housing)
• Pnk
• Red
• Secondary ho2s (at right side of floor)
• Shift control solenoid valves
• T11
• Tp sensor (at left side of engine)
• Under- dash fuse/ relay box (behind left kick panel)
• Warning drive circuit
• X34

2.4L, Engine Performance Wiring Diagram (4 of 4) for Honda Accord EX 2004

List of elements for 2.4L, Engine Performance Wiring Diagram (4 of 4) for Honda Accord EX 2004:

• (a/t)
• (at top middle of engine)
• (at top middle of engine) g101
• (behind glove box)
• (not used)
• 2nd clutch transmission fluid pressure switch (on left front of transmission)
• 3rd clutch transmission fluid pressure switch (on side of transmission)
• A/t
• Acc
• Afshtcr
• Air conditioning system
• Anti-theft system
• Atccfwd
• Atft
• Atp p p16
• Atp r p20
• Atp2/1
• Atpd
• Atpd3
• Atpfwd
• Atpn
• Atprvs
• Barometer sensor
• Bksw
• Brake pedal position switch (on brake pedal support)
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• C17
• C18
• C19
• C20
• C21
• C22
• Can h
• Can l
• Ccs
• Cooling fans system
• Cruise control system
• D10
• D11
• D12
• D13
• D14
• D15
• D16
• D17
• Dlc (on lower left of dash, above the kick panel)
• E10
• E11
• E12
• E13
• E14
• E15
• E16
• E17
• E18
• E19
• E20
• E21
• E22
• E23
• E24
• E25
• E26
• E27
• E28
• E29
• E30
• E31
• Ecm/pcm (under middle of dash)
• Eld
• Except usa dx
• Fanc
• Ftp
• Ftp sensor (under left rear of vehicle)
• Fuse 20a
• G101
• G202
• Hot at all times
• Ig1
• Imo fpr
• Imocd
• Input shaft (mainshaft) speed sensor
• J/c c404
• J/c c406 (below left side of dash)
• J/c c556
• K-line
• Lg3
• Lsa+
• Lsb+
• Lsc+
• Metinh
• Micu
• Mrly
• N21
• Nep
• Op2sw
• Op3sw
• Pnk
• Psp switch (at right side of engine compt)
• Pspsw
• Red
• Scs
• Sg3
• Sha
• Shb
• Shc
• Shd
• She
• Shift inter- lock system
• Sho2s
• Sls
• So2shtc
• Starting/ charging system
• T11
• Transmission range switch (on rear of transmission)
• Under-dash fuse/relay box (behind left kick panel)
• Under-hood fuse/relay box (on left rear corner of engine compt, forward of strut tower)
• Vcc3
• Vg +
• Vg -
• Vssout
• Vsv
• Wen
• X28

3.0L

3.0L, Engine Performance Wiring Diagram (1 of 5) for Honda Accord EX 2004

List of elements for 3.0L, Engine Performance Wiring Diagram (1 of 5) for Honda Accord EX 2004:

• (a/t)
• (below left side of dash) j/c c406
• (ex-l)
• (m/t coupe)
• (m/t)
• (not used)
• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A21
• A23
• A24
• A25
• A26
• A27
• A28
• A29
• A30
• A31
• Acc
• Afshtcr
• Air conditioning system
• Anti-theft system
• App sensor (at right side of engine compt)
• Aps1
• Aps2
• Atpn
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• B19
• B20
• B21
• B22
• B23
• B24
• Bksw
• Bkswnc
• Brake pedal position switch (on brake pedal support)
• Can h
• Can l
• Ckpb
• Cmp
• Cooling fans system
• Cruise control system
• Dbwrly
• Dlc (on lower left of dash, above the kick panel)
• E13
• Ecm/pcm (under middle of dash)
• Egr
• Eld
• Fanh
• Fanl
• Ftp
• Fuse 15a
• Fuse 2 15a
• Fuse 20a
• G101 (left side of engine)
• Hot at all times
• Hot in on or start
• Ignition coil relay
• Imocd
• Imofpr
• Imrc +
• Imrc -
• Imrcm
• Ip b1
• Ip b2
• J/c c404
• K-line
• Knock sensor (at left side of engine)
• Lg2
• Map
• Mcs
• Mrly
• N21
• Navigation system
• Nep
• Pcs
• Pgm-fi main relay 1
• Pgm-fi main relay 2
• Pnk
• Pspsw
• Red
• Rvs a22
• Scs
• Sg1
• Sg4
• Shift inter- lock system
• Sho2s b1
• Sho2s b2
• Sls
• Throttle actuator control module relay (behind left side of glove box)
• To fuse 23 (diagram 3 0f 5)
• Under- dash fuse/ relay box (behind left kick panel)
• Under-hood fuse/relay box (on left rear corner of engine compartment, forward of strut tower)
• Vcc1
• Vcc3
• Vcc4
• Vcent b1
• Vcent b2
• Vlbl b1
• Vlbl b2
• Vs b1
• Vs b2
• Vssout
• Vsv
• Wen
• X23
• X28
• X31
• X32
• X38

3.0L, Engine Performance Wiring Diagram (2 of 5) for Honda Accord EX 2004

List of elements for 3.0L, Engine Performance Wiring Diagram (2 of 5) for Honda Accord EX 2004:

• (a/t: on trans- mission) atf temperature sensor
• (at left rear of engine)
• (at left rear of engine) j/c c103
• (at right side of engine) psp switch
• (on left side of engine) evap canister purge valve
• (on right cylinder bank) engine mount control solenoid valve
• (under left rear of vehicle) ftp sensor
• Dbw m+
• Dbw m-
• E16
• Fuel pump
• Fuel tank unit (in top of fuel tank, at left front of trunk)
• G101 (left side of engine)
• G202
• G603 (behind center of rear seats)
• Imrc valve (coupe: m/t) (at front of engine)
• J/c c103
• J/c c103 (at left rear of engine)
• Map sensor (at left rear of engine)
• Output shaft (countershaft) speed sensor (a/t: on top right of transmission) (m/t: on transmission housing)
• Pg2
• Pnk
• Red
• Sedf
• Sefd
• Shift- interlock system
• Starting/ charging system
• Thl1
• Thl2
• Throttle actuator control module (under right side of dash)
• Tp sensor/ throttle actuator (on throttle body)
• Under-dash fuse/relay box (behind left x5 kick panel)
• Vcc

3.0L, Engine Performance Wiring Diagram (3 of 5) for Honda Accord EX 2004

List of elements for 3.0L, Engine Performance Wiring Diagram (3 of 5) for Honda Accord EX 2004:

• (a/t)
• (at left rear of engine) egr valve & egr valve position sensor
• (in right exhaust bank)
• (m/t)
• (sulev: under left rear of vehicle) (except sulev: on underside of vehicle, on evap control canister) evap canister vent shut valve
• A/f sensor relay
• A/t
• Chip resistor
• Eld unit
• From pgm fi main relay 1 (diagram 1 of 5)
• Front a/f sensor (bank 2, sensor 1) (in right exhaust bank)
• Front secondary ho2s sensor (bank 2, sensor 2)
• Fuse 15a
• Fuse 7.5a
• G101 (left side of engine)
• G302 (behind left side of front bumper) d13
• Hot at all times
• Hot in on or start
• J/c c101 (at middle of right cylinder bank)
• J/c c103 (at left rear of engine)
• M/t
• N29
• Pnk
• Power distribution system
• Rear a/f sensor (bank 1, sensor 1) (at middle of engine)
• Rear secondary ho2s sensor (bank 1, sensor 2) (at middle of engine)
• Red
• Under-dash fuse/relay box (behind left kick panel)
• Under-hood fuse/relay box (on left rear corner of engine compt, forward of strut tower)
• X10
• X36

3.0L, Engine Performance Wiring Diagram (4 of 5) for Honda Accord EX 2004

List of elements for 3.0L, Engine Performance Wiring Diagram (4 of 5) for Honda Accord EX 2004:

• (b: on left side of transmission) (a & c (a/t): on top front of transmission) shift control solenoids
• (behind glove box) g503
• A/t
• A/t clutch pressure control solenoid valves (a & b: on top rear of transmission) (c: on left side of transmission)
• A/t gear pos ind/cruise control dimming circuit
• A/t gear position detection circuit
• A/t gear position ind drive circuit
• Anti-lock brakes system
• Atp- p
• Atp- r
• Drive circuit
• Ex-l: navigation
• Fast controller network transceiver
• Fuse 7.5a
• G101 (left side of engine)
• G102 (at right front side of engine)
• G151 (on transmission housing)
• G503 (behind glove box)
• Gauge control module
• Hot in on or start
• Icm
• Ignition coils (1, 2 & 3: on top of right cylinder bank) (4, 5 & 6: on top of left cylinder bank)
• Input shaft (mainshaft) speed sensor (coupe: on transmission housing)
• J/c c101 (at middle of right cylinder bank)
• J/c c404
• J/c c405 (below left side of dash)
• J/c c555 (under right side of dash)
• J/c c556 (behind glove box)
• M/t
• Micu
• Mil ind
• Navigation system (ex-l)
• P16
• P20
• Red
• Torque converter clutch solenoid valve (on top front of transmission)
• Under- dash fuse/ relay box (behind left kick panel)
• Warning drive circuit
• X34

3.0L, Engine Performance Wiring Diagram (5 of 5) for Honda Accord EX 2004

List of elements for 3.0L, Engine Performance Wiring Diagram (5 of 5) for Honda Accord EX 2004:

• (at middle of right cylinder head) j/c c101
• (at right front of engine)
• (left side of engine) g101
• 1 & 2
• 3rd clutch transmission fluid pressure switch (on left rear of transmission)
• 4th clutch transmission fluid pressure switch (on left rear of transmission)
• A/t
• Afshtc b1
• Afshtc b2
• Air conditioning system
• Altc
• Altf
• Altl
• Atft
• Atp1
• Atp2
• Atpd
• Atpd3
• Atpfwd
• Atpp
• Atpr
• Barometer sensor
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• C17
• C18
• C19
• C20
• C21
• C22
• Ckp sensors
• Ckpa
• Cmp sensor
• D10
• D11
• D12
• D13
• D14
• D15
• D16
• D17
• E10
• E11
• E12
• E13
• E14
• E15
• E16
• E17
• E18
• E19
• E20
• E21
• E22
• E23
• E24
• E25
• E26
• E27
• E28
• E29
• E30
• E31
• Ecm/pcm (under middle of dash)
• Ect
• Ect sensor (on left rear of engine)
• Egrp
• Fuel injectors
• Iat
• Iat sensor (on top left rear of intake manifold)
• Ig1
• Igp
• Igpls1
• Igpls2
• Igpls3
• Igpls4
• Igpls5
• Igpls6
• Inj1
• Inj2
• Inj3
• Inj4
• Inj5
• Inj6
• Lg1
• Lsa
• Lsb
• Lsc
• Metinh
• Op3sw
• Op4sw
• Pdsw
• Pg1
• Pg2
• Pnk
• Red
• Sedf
• Sefd
• Sg2
• Sg3
• Sha
• Shb
• Shc
• So2shtc b1
• So2shtc b2
• Starting/ charging system
• Transmission range switch (on transmission)
• Vbsol
• Vcc2
• Vtec oil pressure switch (on front of right cylinder head)
• Vtec solenoid valve (on right front of engine)
• Vtpsw
• Vts