ENGINE PERFORMANCE – Acura MDX 2009 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.7L

3.7L, Engine Performance Wiring Diagram (1 of 6) for Acura MDX 2009

List of elements for 3.7L, Engine Performance Wiring Diagram (1 of 6) for Acura MDX 2009:

• (behind right kick panel) j/c c208
• (in fuel tank) fuel tank pressure (ftp) sensor
• (left side of engine compt) ect sensor 2
• (right side of engine compt) g101
• (under left side of dash) app sensor
• (under left side of dash) j/c c211
• A/t clutch pressure control valve b (on transmission housing)
• A/t clutch pressure control valve c (on transmission housing)
• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A21
• A22
• A23
• A24
• A25
• A26
• A27
• A28
• A29
• A30
• A31
• A32
• A33
• A34
• A35
• A36
• A37
• A38
• A39
• A40
• A41
• A42
• A43
• A44
• A45
• A46
• A47
• A48
• A49
• Air conditioning system
• Anti-theft system
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• B19
• B20
• B21
• B22
• B23
• B24
• B25
• Barometer sensor
• Bksw
• Bkswnc
• Can-h
• Can-l
• Cell volt in vs b1
• Cell volt in vs b2
• Computer data lines system
• Cooling fans system
• Drive in atp-p
• Eld unit in
• Engine mount control solenoid (on transmission housing)
• Fuel pump ctrl fpc
• Fuel pump ctrl fpcd
• Fuse 10a
• Fuse 15a
• Headlights system
• Hi fan ctrl fan h
• Hot at all times
• Hot in on or start
• Igp
• Igpls3
• Igpls4
• Igpls5
• Igpls6
• Imofpr
• Inj1
• Inj2
• Inj3
• Inj4
• Inj5
• Inj6
• J/c c103 (right side of engine)
• J/c c104 (right side of engine)
• J/c c212 (right front of engine compt)
• Lg3
• Low fan ctrl fan l
• Maf/iat sensor (in air intake duct)
• Main under- hood fuse box (left front of engine compt)
• Micu
• Motor drv sig input
• N41
• Pcm (right front of engine compt)
• Pg2
• Pnk
• Red
• Ref volt vcc3
• Ref volt vcc4
• Ref volt vcent b1
• Ref volt vcent b2
• Rly ctrl acc
• Rly ctrl dbwrly
• Rly ctrl mrly
• S-dn
• S-mode
• S-up
• Scs
• Sens gnd sg3
• Sens gnd sg4
• Sens in apsa
• Sens in apsb
• Sens in ect2
• Sens in ftp
• Sens in sh02s b1
• Sens in sho2s b2
• Shift interlock system
• Sls
• Snet
• Starting/ charging system
• Strld
• Strly
• Sts
• Sub rly
• Sw in pspsw
• Sw in vtpsw
• Tpsa
• Under-dash fuse/relay box (behind left kick panel)
• Valve ctrl lsb
• Valve ctrl lsc
• Valve ctrl mcs
• Valve ctrl vsv
• Vbsol
• Vbsol2
• Vcc5
• Vgm
• Vgp
• Vsp out
• Write enable wen

3.7L, Engine Performance Wiring Diagram (2 of 6) for Acura MDX 2009

List of elements for 3.7L, Engine Performance Wiring Diagram (2 of 6) for Acura MDX 2009:

• (behind left kick panel) under-dash fuse/relay box
• (left side of cargo area) fuel pump control module
• (not used)
• (top of brake pedal arm) brake pedal position switch
• (top of fuel tank) fuel tank unit
• Ckp sensors (a & b)
• Cmp sensor (right front of engine)
• Cruise control system
• D10
• E13
• Evap canister vent shut valve (near fuel tank)
• Fp+
• Fp-
• Fpc
• Fuel gauge sending unit
• Fuel pump short pin
• Fuse 20a
• G101 (right side of engine compt)
• G604 (left side of cargo area)
• Hot in on or start
• Injectors (top of engine)
• Instrument cluster system
• J/c c103 (right side of engine)
• J/c c104 (right side of engine)
• J/c c212 (right front of engine compt)
• N10
• Pgm-fi main relay 2 (fuel pump)
• Pnk
• Red
• X31
• X38

3.7L, Engine Performance Wiring Diagram (3 of 6) for Acura MDX 2009

List of elements for 3.7L, Engine Performance Wiring Diagram (3 of 6) for Acura MDX 2009:

• (left rear of engine)
• (on power steering pressure line, near gearbox) power steering pressure (psp) switch
• (right rear of engine)
• (right side of engine) j/c c104
• (right side of engine) j/c c105
• 2) shift up
• Evap canister purge valve (top rear of intake manifold)
• Front a/f sensor (b2, s1)
• Front secondary ho2s (b2, s2)
• G101 (right side of engine compt)
• G202 (right side of engine compt)
• G503
• Interior lights system
• Off
• Park in switch 0) shift level switch 1) shift level out of the park position
• Pnk
• Rear a/f sensor (b1, s1)
• Rear secondary ho2s (b1, s2)
• Red
• Rocker arm oil pressure switch (under right side of engine compt)
• S104 (thermal joint)
• Sequential sportshift a/t shift switch 0) off 1) shift down
• Sequential sportshift mode switch
• Transmission gear selection switch/park pin switch/a/t gear position indicator panel light (transmission gear selection switch/park pin switch: under center console)

3.7L, Engine Performance Wiring Diagram (4 of 6) for Acura MDX 2009

List of elements for 3.7L, Engine Performance Wiring Diagram (4 of 6) for Acura MDX 2009:

• (top left side of engine)
• (top right side of engine)
• Air conditioning system
• E13
• E14
• Etcs control relay
• Fuse 10a
• Fuse 15a
• Fuse 7.5a
• G101 (right side of engine compt)
• Hot at all times
• Hot in on or start
• Icm
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Ignition coil relay
• J/c c103 (right side of engine)
• J/c c104 (right side of engine)
• J/c c105 (right side of engine)
• J/c c514 (under left side of dash)
• Pgm-fi main relay
• Pgm-fi sub-relay
• Red
• Short pin
• Under-dash fuse/relay box (behind left kick panel)
• Under-hood fuse/relay box (right side of engine compt)
• X34
• X35

3.7L, Engine Performance Wiring Diagram (5 of 6) for Acura MDX 2009

List of elements for 3.7L, Engine Performance Wiring Diagram (5 of 6) for Acura MDX 2009:

• (rear of engine) egr valve & position sensor
• (right side of engine) j/c c104
• (right side of engine) throttle body
• 10v stabilize
• 2nd clutch transmission fluid pressure switch (on transmission housing)
• A12
• B13
• Computer data lines system
• Fast controller area network transceiver
• G101 (right side of engine compt)
• G501 (under left side of dash)
• Gauge control module
• J/c c103 (right side of engine)
• J/c c105 (right side of engine)
• Knock sensor
• Low oil pressure ind
• Mil ind
• N r
• Red
• S104 (thermal joint)
• Shift control solenoid valve a
• Shift control solenoid valve d
• Starting/ charging system
• Throttle actuator
• Tp sensor
• Transmission range switch (on transmission housing)
• Transmissions system

3.7L, Engine Performance Wiring Diagram (6 of 6) for Acura MDX 2009

List of elements for 3.7L, Engine Performance Wiring Diagram (6 of 6) for Acura MDX 2009:

• (on transaxle end cover) atf temperature sensor
• (on transmission housing)
• (rear of engine) ect sensor 1
• (right side of engine compt) g101
• (right side of engine) j/c c105
• (top front of engine) imt actuator
• (top of throttle body) map sensor
• (under right side of engine compt) rocker arm oil control solenoid valve
• 3rd clutch transmission fluid pressure switch (on transmission housing)
• 4th clutch transmission fluid pressure switch (on transmission housing)
• A/t clutch pressure control valve a (on transmission housing)
• Alt sig
• Alternator c sig
• Alternator fr sig
• B26
• B27
• B28
• B29
• B30
• B31
• B32
• B33
• B34
• B35
• B36
• B37
• B38
• B39
• B40
• B41
• B42
• B43
• B44
• B45
• B46
• B47
• B48
• B49
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• C17
• C18
• C19
• C20
• C21
• C22
• C23
• C24
• C25
• C26
• C27
• C28
• C29
• C30
• C31
• C32
• C33
• C34
• C35
• C36
• C37
• C38
• C39
• C40
• C41
• C42
• C43
• C44
• C45
• C46
• C47
• C48
• C49
• Drive in atp-d
• Drive in atp-d3
• Drive in atp-fwd
• Drive in atp-n
• Drive in atp-r
• Drive in atp-rvs
• Etcs m+
• Etcs m-
• Heater ctrl afshtc b1
• Heater ctrl afshtc b2
• Heater ctrl s02htc b1
• Heater ctrl s02htc b2
• Ho2s pump cell ip b1
• Ho2s pump cell ip b2
• Ig1
• Ig1etcs
• Igpls1
• Igpls2
• Imt (+)
• Imt (-)
• Input shaft (mainshaft) speed sensor
• J/c c103 (right side of engine)
• J/c c104 (right side of engine)
• Lg1
• Lg2
• Oil pressure switch (under right side of engine compt)
• Op2sw
• Op3sw
• Op4sw
• Opsw
• Output shaft (countershaft) speed sensor
• Pcm (right front of engine compt)
• Pg1
• Pgm
• Pnk
• Red
• Ref volt vcc1
• Ref volt vcc2
• Ref volt vcc6
• S103 (terminal joint)
• Sens gnd sg1
• Sens gnd sg2
• Sens gnd sg6
• Sens in atft
• Sens in ckpa
• Sens in ckpb
• Sens in cmp
• Sens in ect1
• Sens in egrp
• Sens in ks
• Sens in map
• Sens in nc
• Sens in nm
• Sg5
• Shift control solenoid valve b
• Shift control solenoid valve c
• Starting/ charging system
• Tpsb
• Valve ctrl egr
• Valve ctrl lsa
• Valve ctrl pcs
• Valve ctrl sha
• Valve ctrl shb
• Valve ctrl shc
• Valve ctrl shd
• Valve ctrl vts