ENGINE PERFORMANCE – Honda Pilot EX 2003 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.5L

3.5L, Engine Performance Wiring Diagram (1 of 5) for Honda Pilot EX 2003

List of elements for 3.5L, Engine Performance Wiring Diagram (1 of 5) for Honda Pilot EX 2003:

• (behind left side of dash) pgm-fi main relay
• 2wbs
• 4th clutch pressure switch (on transaxle end cover)
• A/c system
• A/t clutch pressure control solenoid valve a (on trans- mission housing)
• A/t clutch pressure control solenoid valve b (on trans- mission housing)
• A/t clutch pressure control solenoid valve c (on trans- mission housing)
• A/t temp indicator
• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A21
• A22
• A23
• A24
• A25
• A26
• A27
• A28
• A29
• A30
• A31
• A32
• Acc
• Acs
• Afsdl
• Atfind
• Atpnp
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• B19
• B20
• B21
• B22
• B23
• B24
• B25
• Bksw
• Ccs
• Cooling fans system
• Cruise control system
• D5ind
• Driver's underdash fuse/relay box (behind left end of dash)
• Ect out
• Egr
• Eld
• Fanc
• Fasdl
• Ftp
• Fuse 15a
• Fuse 7.5a
• G101 (left rear of engine)
• Gauge assembly
• Hot at all times
• Hot in on or start
• Hot in start
• Iacv
• Igp1
• Igp2
• Ilu
• Imofpr
• Inj1
• Inj2
• Inj3
• Inj4
• Inj5
• Inj6
• Intake air control (iac) valve (under throttle body assembly)
• J/c c104 (left side of engine compt)
• J/c c105 (center of engine compt)
• J/c c106 (center of engine compt)
• K-line
• Lg1
• Lg2
• Lsa+
• Lsa-
• Lsb+
• Lsb-
• Lsc+
• Lsc-
• Mil
• Nep
• Op4sw
• Passenger's underdash fuse/relay box (behind right kick panel)
• Pcs
• Pg1
• Pg2
• Pnk
• Powertrain control module (pcm) (behind center of dash)
• Pspsw
• Red
• Scs
• Shift interlock system
• Sho2s
• So2shtc
• Stsw
• Underhood fuse/relay box (right side of engine compt)
• Vbu
• Vssout
• Vsv
• Vtec solenoid valve (at front of engine)
• Vts

3.5L, Engine Performance Wiring Diagram (2 of 5) for Honda Pilot EX 2003

List of elements for 3.5L, Engine Performance Wiring Diagram (2 of 5) for Honda Pilot EX 2003:

• (at top of brake pedal arm) brake pedal position switch
• (lower left side of dash) data link connector (dlc)
• (on top rear of intake manifold) evap canister purge valve
• At-p
• D17
• Driver's multiplex control unit
• Driver's underdash fuse/relay box (behind left end of dash)
• Evap bypass solenoid valve (under left side of floor)
• Evap canister vent shut valve (under left side of floor)
• Exterior lights, cruise control systems
• Fuel injectors
• Fuse 10a
• Fuse 20a
• G201 (behind right headlight)
• Gauge assembly
• Hot at all times
• Hot in on or start
• J/c c103 (left side of eng compt)
• J/c c106 (center of engine compt)
• K10
• Mil ind
• Pnk
• Power steering pressure (psp) switch (on power steering pressure line)
• Red
• Starting/ charging system
• Underhood fuse/relay box (right side of engine compt)

3.5L, Engine Performance Wiring Diagram (3 of 5) for Honda Pilot EX 2003

List of elements for 3.5L, Engine Performance Wiring Diagram (3 of 5) for Honda Pilot EX 2003:

• (at rear of engine, on top of water passage) engine coolant temperature (ect) sensor
• (center of engine compt) j/c c105
• (on exhaust pipe) heated oxygen sensor (primary)
• (on rear intake manifold chamber) intake air temperature (iat) sensor
• (on three way catalytic converter) heated oxygen sensor (secondary)
• A25
• A29
• B10
• Braided
• C301 (under left side of dash)
• Climate control unit (ex, ex-l)
• Driver's under- dash fuse/ relay box (behind left end of dash)
• Driver's underdash fuse/relay box
• Ect
• Electrical load detector (eld) unit (in underhood fuse/relay box)
• Fuel pump
• Fuel tank unit (in fuel tank)
• Fuse 15a
• G101 (left rear of engine)
• G201 (behind right headlight)
• G601 (below left front seat)
• Gauge assembly
• H12
• Hot in on or start
• Immob
• Immobilizer receiver unit (in steering column, on ignition key cylinder)
• Knock sensor (under intake manifold)
• Passenger's underdash fuse/relay box (behind right kick panel)
• Pnk
• Red
• Tach
• Test tachometer connector (left side of engine compt)
• Vtm-4 control unit (left side of cargo area)

3.5L, Engine Performance Wiring Diagram (4 of 5) for Honda Pilot EX 2003

List of elements for 3.5L, Engine Performance Wiring Diagram (4 of 5) for Honda Pilot EX 2003:

• (center of engine compt) j/c c105
• (center of engine compt) j/c c105 j/c c105
• (lower front of engine) crankshaft position (ckp) sensor
• (on left side of throttle body) throttle position (tp) sensor
• (on torque con- verter housing)
• (on transaxle end cover) atf temperature sensor
• (on transaxle end cover)
• (rear of left cylinder head) egr valve & egr valve position sensor
• (top front of engine) camshaft position (cmp) sensor
• 3rd clutch pressure switch
• Braided
• Countershaft speed sensor (on top of transaxle)
• D14
• Driver's under- dash fuse/ relay box (behind left (not used) end of dash)
• Fuel tank pressure sensor (under left side of floor)
• G101 (left rear of engine)
• G151 (at rear of transaxle)
• J/c c106 (center of engine compt)
• J17
• Mainshaft speed sensor (on transaxle end cover)
• Manifold absolute pressure (map) sensor (on throttle body)
• Pnk
• Red
• Shift control solenoid valve a
• Shift control solenoid valve b
• Shift control solenoid valve c
• Torque converter clutch solenoid valve (on torque converter housing)
• Vtec oil pressure switch (at lower right front of engine)

3.5L, Engine Performance Wiring Diagram (5 of 5) for Honda Pilot EX 2003

List of elements for 3.5L, Engine Performance Wiring Diagram (5 of 5) for Honda Pilot EX 2003:

• (left side of eng compt) j/c c104
• (not used)
• A13
• Altc
• Altf
• Atft
• Atp1
• Atp2
• Atpd3
• Atpd4
• Atpd5
• Atpn
• Atpr
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• C17
• C18
• C19
• C20
• C21
• C22
• C23
• C24
• C25
• C26
• C27
• C28
• C29
• C30
• C31
• Ckp+
• Ckp-
• Cpu
• Cruise control system
• D10
• D11
• D12
• D13
• D14
• D15
• D16
• Dimming circuit
• Driver's under- dash fuse/ relay box (behind left end of dash)
• E10
• E11
• E12
• E13
• E14
• E15
• E16
• E17
• E18
• E19
• E20
• Ect
• Egrp
• Fuse 15a
• G101 (left rear of engine)
• G102 (right front of engine)
• G502 (behind
• Gauge assembly
• Hot in on or start
• Iat
• Icm
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Igpls1
• Igpls2
• Igpls3
• Igpls4
• Igpls5
• Igpls6
• Imocd
• Imoen
• Imoind
• J/c c106 (center of engine compt)
• Left side
• Map
• Ncsg
• Nmsg
• Of dash)
• Op3sw
• Pho2s
• Pnk
• Po2shtc
• Powertrain control module (pcm) (behind center of dash)
• Red
• Sg1
• Sg2
• Sha
• Shb
• Shc
• Starting/ charging system
• Tdc1+
• Tdc1-
• Tdc2+
• Tdc2-
• Tps
• Transmission range switch (on transaxle end cover)
• Vbsol
• Vcc1
• Vcc2
• Vtpsw