ENGINE PERFORMANCE – Porsche Cayenne 2008 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.6L

3.6L, Engine Performance Wiring Diagram (1 of 5) for Porsche Cayenne 2008

List of elements for 3.6L, Engine Performance Wiring Diagram (1 of 5) for Porsche Cayenne 2008:

• +, cylinder 1
• +, cylinder 2
• +, cylinder 3
• +, cylinder 4
• +, cylinder 5
• +, cylinder 6
• -, cylinder 1
• -, cylinder 2
• -, cylinder 3
• -, cylinder 4
• -, cylinder 5
• -, cylinder 6
• Akf valve
• Cooling fans system
• E-box (left side of water box)
• Eu-valve
• Fuel pump
• Fuse
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fuse 5a
• Fuse 7.5a
• Ho2s 2 (before)
• Ignition sig 1
• Ignition sig 2
• Ignition sig 3
• Ignition sig 4
• Ignition sig 5
• Ignition sig 6
• Motor control unit (right rear of engine compt)
• Pulse sensor +
• Pulse sensor -
• Red
• Sensor ground
• Shield sensor
• Thr ground
• Valve

3.6L, Engine Performance Wiring Diagram (2 of 5) for Porsche Cayenne 2008

List of elements for 3.6L, Engine Performance Wiring Diagram (2 of 5) for Porsche Cayenne 2008:

• (behind left side of dash)
• Fuel injectors
• Heating element
• Ignition
• Instrument cluster
• Mb23
• Mm (center of engine compt)
• Oil level sensor
• Red
• Tank venting valve
• Tog

3.6L, Engine Performance Wiring Diagram (3 of 5) for Porsche Cayenne 2008

List of elements for 3.6L, Engine Performance Wiring Diagram (3 of 5) for Porsche Cayenne 2008:

• Akf valve
• Coolant sensor
• Crankshaft pulse sensor
• Exhaust shaft
• Fuel valve
• Ground
• Intake shaft
• Intake shaft hall sensor 1
• Intake shaft hall sensor 2
• Klsr
• Output
• Red
• Scs
• Shift shaft
• Throttle valve control

3.6L, Engine Performance Wiring Diagram (4 of 5) for Porsche Cayenne 2008

List of elements for 3.6L, Engine Performance Wiring Diagram (4 of 5) for Porsche Cayenne 2008:

• (left rear of vehicle) left fuel pump
• (right rear of vehicle) right fuel pump
• + terminal 30
• Can drive high
• Can drive low
• Clutch switch (top of clutch pedal)
• Computer data lines system
• Diagnostics
• E-box (left side of water box)
• Fuse 10a
• Gp33
• Ground
• Ho2s 1 (head)
• Ho2s 2 (behind)
• Ho2s 2 (head)
• Hot at all times
• Hot film air mass meter 1
• Ignition sig 2
• Ignition sig 6
• Left fuel pump relay
• Left fuse box (under left side of dash)
• Main relay
• Mb30 (base of right "b" pillar)
• Motor control unit (right rear of engine compt)
• On-board computer network control unit
• Red
• Right fuel pump relay
• Signal
• Signal maf
• Tank leakage detection
• Ter 15

3.6L, Engine Performance Wiring Diagram (5 of 5) for Porsche Cayenne 2008

List of elements for 3.6L, Engine Performance Wiring Diagram (5 of 5) for Porsche Cayenne 2008:

• (in e-box) main relay 1
• 5v sply sens
• Actuation fan
• Air conditioning system
• Clutch switch
• Control
• Cooling fans system
• Cruise
• E-box
• E-box (left side of water box)
• Fuel pmp rly 1
• Fuel pmp rly 2
• Fuse 10a
• Fuse 15a
• Gnd
• Gp14
• Ground
• Ho2s 1 (behind)
• Ho2s 2 (before)
• Ho2s 2 (behind)
• Hot at all times
• Left oxygen sensor 1 (before catalytic converter)
• Left oxygen sensor 2 (behind catalytic converter)
• Motor control unit (right rear of engine compt)
• Pedal value sensor (on accelerator pedal)
• Red
• Right oxygen sensor 1 (before catalytic converter)
• Right oxygen sensor 1 (behind catalytic converter)
• Sensor ground
• Signal
• System
• Tank leak diag
• Temperature sensor
• Transfer socket

4.8L

4.8L, Engine Performance Wiring Diagram (1 of 4) for Porsche Cayenne 2008

List of elements for 4.8L, Engine Performance Wiring Diagram (1 of 4) for Porsche Cayenne 2008:

• (right rear of eng compt)
• 5v sply
• 5v sply sens
• Act, fan 1
• Act, fan 2
• Can drv hi
• Can drv low
• Clutch sw
• Clutch switch (top of clutch pedal)
• Computer data lines system
• Cooling fans system
• Diagnostics
• Dme relay
• E-box (left side of water box)
• Exh gas flap 2
• Fuel pump
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fuse 30a
• Fuse 7.5a
• Gnd
• Gnd sens
• Gp14
• Ho2s 1 (before)
• Ho2s 1 (behind)
• Ho2s 1 (gnd)
• Ho2s 2 (before)
• Ho2s 2 (behind)
• Ho2s 2 (gnd)
• Left oxygen sensor 2 (before catalytic converter)
• Left oxygen sensor 2 (behind catalytic converter)
• Motor control unit (right rear of eng compt)
• On-board computer network control unit
• Pedal value sensor (on accelerator pedal)
• Red
• Relay 2
• Right oxygen sensor 1 (before catalytic converter)
• Right oxygen sensor 1 (behind catalytic converter)
• Shift valve (4.8l)
• Sig
• Sig, maf 1
• Sig, maf 2
• Sply
• Tank leakage detection
• Term 15
• Term 30a
• Vaccum valve

4.8L, Engine Performance Wiring Diagram (2 of 4) for Porsche Cayenne 2008

List of elements for 4.8L, Engine Performance Wiring Diagram (2 of 4) for Porsche Cayenne 2008:

• (in e-box) main relay 1
• (left rear of vehicle) left fuel pump
• (right rear of vehicle) right fuel pump
• Camshaft adjustment valve intake shaft bank 1
• Camshaft adjustment valve intake shaft bank 2
• Can high
• Can low
• Computer data lines system
• E-box (left side of water box)
• Fuse 10a
• Gp33
• Hot at all times
• Hot film air mass meter 1
• Hot film air mass meter 2
• Instrument cluster
• Knock sensor 1
• Knock sensor 2
• Knock sensor 3
• Knock sensor 4
• Left fuel pump relay
• Left fuse box (under left side of dash)
• Mb30
• Red
• Right fuel pump relay
• Transfer socket
• Valve lift control bank 1
• Valve lift control bank 2

4.8L, Engine Performance Wiring Diagram (3 of 4) for Porsche Cayenne 2008

List of elements for 4.8L, Engine Performance Wiring Diagram (3 of 4) for Porsche Cayenne 2008:

• (turbo) charge air
• -, cylinder 2
• -, cylinder 4
• -, cylinder 7
• -, cylinder 8
• Air conditioning system
• Bank 1 gnd
• Clutch
• Crankshaft pulse sensor
• E-box (left side of water box)
• Exhaust shaft hall sensor 2
• Fuel
• Fuse 20a
• Gnd
• Ignition sig 2
• Ignition sig 5
• Ignition sig 6
• Ignition sig 8
• Intake shaft hall sensor 1
• Mb23 (behind left side of dash)
• Motor control unit (right rear of eng compt)
• Oil level sensor
• Oil pressure regulation valve
• Oil temperature pressure sensor
• Output
• Rail sensor
• Red
• Sen gnd
• Shaft bank 1
• Shaft bank 2
• Shield
• Sig
• Tank venting valve
• Term 15
• Thro vlv gnd
• Thro vlv sply
• Throttle valve control
• Valve +
• Valve -
• Water temperature

4.8L, Engine Performance Wiring Diagram (4 of 4) for Porsche Cayenne 2008

List of elements for 4.8L, Engine Performance Wiring Diagram (4 of 4) for Porsche Cayenne 2008:

• (turbo) charge air pressure valve
• (turbo) circulating air valve
• +, cylinder 1
• +, cylinder 2
• +, cylinder 3
• +, cylinder 4
• +, cylinder 5
• +, cylinder 6
• +, cylinder 7
• +, cylinder 8
• -, cylinder 1
• -, cylinder 3
• -, cylinder 5
• -, cylinder 6
• 5v sply sens
• Bank 1 shield
• Bank 1 sig
• Bank 2 shield
• Ctrl bank 1
• Ctrl bank 2
• Fuel injectors
• Fuel rail
• Fuel valve
• Gnd, sens
• Gp14
• Heating element
• Ignition coils
• Ignition sig 1
• Ignition sig 3
• Ignition sig 4
• Ignition sig 7
• Intake pipe shift valve
• Mm1 (center of engine compt)
• Mm2 (center of engine compt)
• Motor control unit (right rear of eng compt)
• Oil pressure
• Oil temp
• Positive
• Red
• Sen sig
• Shaft bank 1
• Shaft bank 2
• Tev
• Transmission
• Water temp

4.8L TURBO

4.8L Turbo, Engine Performance Wiring Diagram (1 of 4) for Porsche Cayenne 2008

List of elements for 4.8L Turbo, Engine Performance Wiring Diagram (1 of 4) for Porsche Cayenne 2008:

• (right rear of eng compt)
• 5v sply
• 5v sply sens
• Act, fan 1
• Act, fan 2
• Can drv hi
• Can drv low
• Clutch sw
• Clutch switch (top of clutch pedal)
• Computer data lines system
• Cooling fans system
• Diagnostics
• Dme relay
• E-box (left side of water box)
• Exh gas flap 2
• Fuel pump
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fuse 30a
• Fuse 7.5a
• Gnd
• Gnd sens
• Gp14
• Ho2s 1 (before)
• Ho2s 1 (behind)
• Ho2s 1 (gnd)
• Ho2s 2 (before)
• Ho2s 2 (behind)
• Ho2s 2 (gnd)
• Left oxygen sensor 2 (before catalytic converter)
• Left oxygen sensor 2 (behind catalytic converter)
• Motor control unit (right rear of eng compt)
• On-board computer network control unit
• Pedal value sensor (on accelerator pedal)
• Red
• Relay 2
• Right oxygen sensor 1 (before catalytic converter)
• Right oxygen sensor 1 (behind catalytic converter)
• Shift valve (4.8l)
• Sig
• Sig, maf 1
• Sig, maf 2
• Sply
• Tank leakage detection
• Term 15
• Term 30a
• Vaccum valve

4.8L Turbo, Engine Performance Wiring Diagram (2 of 4) for Porsche Cayenne 2008

List of elements for 4.8L Turbo, Engine Performance Wiring Diagram (2 of 4) for Porsche Cayenne 2008:

• (in e-box) main relay 1
• (left rear of vehicle) left fuel pump
• (right rear of vehicle) right fuel pump
• Camshaft adjustment valve intake shaft bank 1
• Camshaft adjustment valve intake shaft bank 2
• Can high
• Can low
• Computer data lines system
• E-box (left side of water box)
• Fuse 10a
• Gp33
• Hot at all times
• Hot film air mass meter 1
• Hot film air mass meter 2
• Instrument cluster
• Knock sensor 1
• Knock sensor 2
• Knock sensor 3
• Knock sensor 4
• Left fuel pump relay
• Left fuse box (under left side of dash)
• Mb30
• Red
• Right fuel pump relay
• Transfer socket
• Valve lift control bank 1
• Valve lift control bank 2

4.8L Turbo, Engine Performance Wiring Diagram (3 of 4) for Porsche Cayenne 2008

List of elements for 4.8L Turbo, Engine Performance Wiring Diagram (3 of 4) for Porsche Cayenne 2008:

• (turbo) charge air
• -, cylinder 2
• -, cylinder 4
• -, cylinder 7
• -, cylinder 8
• Air conditioning system
• Bank 1 gnd
• Clutch
• Crankshaft pulse sensor
• E-box (left side of water box)
• Exhaust shaft hall sensor 2
• Fuel
• Fuse 20a
• Gnd
• Ignition sig 2
• Ignition sig 5
• Ignition sig 6
• Ignition sig 8
• Intake shaft hall sensor 1
• Mb23 (behind left side of dash)
• Motor control unit (right rear of eng compt)
• Oil level sensor
• Oil pressure regulation valve
• Oil temperature pressure sensor
• Output
• Rail sensor
• Red
• Sen gnd
• Shaft bank 1
• Shaft bank 2
• Shield
• Sig
• Tank venting valve
• Term 15
• Thro vlv gnd
• Thro vlv sply
• Throttle valve control
• Valve +
• Valve -
• Water temperature

4.8L Turbo, Engine Performance Wiring Diagram (4 of 4) for Porsche Cayenne 2008

List of elements for 4.8L Turbo, Engine Performance Wiring Diagram (4 of 4) for Porsche Cayenne 2008:

• (turbo) charge air pressure valve
• (turbo) circulating air valve
• +, cylinder 1
• +, cylinder 2
• +, cylinder 3
• +, cylinder 4
• +, cylinder 5
• +, cylinder 6
• +, cylinder 7
• +, cylinder 8
• -, cylinder 1
• -, cylinder 3
• -, cylinder 5
• -, cylinder 6
• 5v sply sens
• Bank 1 shield
• Bank 1 sig
• Bank 2 shield
• Ctrl bank 1
• Ctrl bank 2
• Fuel injectors
• Fuel rail
• Fuel valve
• Gnd, sens
• Gp14
• Heating element
• Ignition coils
• Ignition sig 1
• Ignition sig 3
• Ignition sig 4
• Ignition sig 7
• Intake pipe shift valve
• Mm1 (center of engine compt)
• Mm2 (center of engine compt)
• Motor control unit (right rear of eng compt)
• Oil pressure
• Oil temp
• Positive
• Red
• Sen sig
• Shaft bank 1
• Shaft bank 2
• Tev
• Transmission
• Water temp