ENGINE PERFORMANCE – Porsche 911 Carrera 4 2001 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.4L

3.4L, Engine Performance Wiring Diagrams (1 of 3) for Porsche 911 Carrera 4 2001

List of elements for 3.4L, Engine Performance Wiring Diagrams (1 of 3) for Porsche 911 Carrera 4 2001:

• "w" lead
• +5v
• A/c comp rly
• A/c system
• Anti-theft system (alarm system control unit)
• Automatic egr exam
• Before cat heat o2s1
• Before cat heat o2s2
• Before cat o2s 1 gnd
• Before cat o2s 1 sig
• Before cat o2s 2 gnd
• Before cat o2s 2 sig
• Behind cat heat o2s1
• Behind cat heat o2s2
• Behind cat o2s 1 gnd
• Behind cat o2s 1 sig
• Behind cat o2s 2 gnd
• Behind cat o2s 2 sig
• Camshaft sensor 1
• Camshaft sensor 2
• Can tiptronic high
• Can tiptronic low
• Electronic gnd
• Eng compt control
• Eng compt fan ind
• Eng speed sensor
• Final stage gnd
• Fuel injectors
• Fuse c1 25a
• Fuse c2 30a
• Fuse holder c (integral to central electrical board)
• G400 (left front of engine compt)
• G401 (right front of engine compt)
• Heated oxygen sensor 1 (after catalytic converter)
• Heated oxygen sensor 1 (before catalytic converter)
• Heated oxygen sensor 2 (after catalytic converter)
• Heated oxygen sensor 2 (before catalytic converter)
• Hfm +5v
• Hfm gnd
• Hfm signal
• Hot at all times
• Ignition/oxygen sensor relay (on relay support 2)
• Inj 2/cyl 6
• Inj 4/cyl 4
• Inj 5/cyl 3
• Inj 6/cyl 5
• Injection gnd
• Instru- ment cluster system
• Intake pipe chg-over
• J/c bs21/1
• Knocking yes/no
• Mass airflow sensor (near air cleaner housing, in air duct)
• Mfi & di control unit (behind seatwell)
• Mfi & di relay (on relay support 2)
• Mfi+di relay ctrl
• Mfi+di term. 87
• Nca
• Ntc eng temp sensor
• Ntc water
• P/n release
• Red
• Second air pump rly
• Second air pump valve
• Secondary air pump relay (on relay support 2)
• Sensors gnd
• Starting/ charging system
• Tank venting valve
• Temp intake line
• Temp motor oil
• Term 15
• Term. 30
• Throttle valve gnd
• Throttle valve sig
• Trans- missions system
• Trans- missions system (tiptronic control unit)

3.4L, Engine Performance Wiring Diagrams (2 of 3) for Porsche 911 Carrera 4 2001

List of elements for 3.4L, Engine Performance Wiring Diagrams (2 of 3) for Porsche 911 Carrera 4 2001:

• (below left side of dash) diagnosis connector
• Camshaft adjustment
• Clutch interlock switch
• Cooling water stop valve (near engine lift provision)
• Double ntc cooling water temperature motor
• Engine output speed sensor (in transmission, beside hydraulic control unit)
• Filler neck valve switch
• Fresh air valve
• Fuse b7 15a
• Fuse b8 15a
• Fuse e6 7.5a
• Fuse holder b (integral to central electrical center)
• Fuse holder e (integral to central electrical center)
• G202 (left side of dash)
• G206 (center of dash)
• G400 (left front of engine compt)
• Hall sensor
• Hot at all times
• Hot in run or start
• Instrument cluster
• Intake pipe change- over valve
• J/c bs14/2
• J/c bs16/1
• Malfunction indicator lamp
• Maxi fuse 40a
• Nca
• Ntc engine air temperature sensor (at air cleaner housing)
• Oil temperature sensor (on right side of engine)
• Orvr valve
• Psm control unit
• Red
• Relay support 1 (in left kick panel)
• Secondary air blowing-in valve
• Secondary air pump motor (at left side of engine compt)
• Stoplight switch (in front of brake pedal)
• Tank venting solenoid valve (at fuel filler neck)
• Throttle control valve (on throttle body)

3.4L, Engine Performance Wiring Diagrams (3 of 3) for Porsche 911 Carrera 4 2001

List of elements for 3.4L, Engine Performance Wiring Diagrams (3 of 3) for Porsche 911 Carrera 4 2001:

• (behind accelerator pedal) pedal value sensor
• (in fuel tank) fuel pump
• (on left side of engine) knock sensor 1 (cyl 1-3)
• (on relay support 1) fuel pump relay
• (on right side
• +5v pdl value sens 1
• +5v pdl value sens 2
• A/c demand
• A/c system
• Aav valve
• Abs system
• Automatic exhaust gas recirculation examination connector
• Camshaft adj 1
• Camshaft adj 2
• Can antrieb hi
• Can antrieb low
• Clutch release
• Computer data lines system
• Cooling blwr stage 1
• Cooling blwr stage 2
• Cooling fans system
• Crash shut-down
• Cruise control off
• Cruise control set
• Cruise control system
• Cruise control wa
• Cruise ctrl clutch sw
• Cruise ctrl light
• Differential pressure
• Differential pressure sensor
• Dim status
• Eng speed sens shd
• Eng speed sensor
• Eso rear
• Fuel consumption ind
• Fuel pump relay ctrl
• Fuel status
• Fuse c4 30a
• Fuse holder c (integral to central electrical board)
• G110 (left front of engine)
• G119 (right front of engine)
• G202 (left side of dash)
• G401 (right front of engine compt)
• Hot at all times
• Ign coil 1
• Ign coil 2
• Ign coil 3
• Ign coil 4
• Ign coil 5
• Ign coil 6
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Ignition gnd
• Inj 1/cyl 1
• Inj 3/cyl 2
• Instrument cluster system
• J/c bs6/2
• Knock sens 1 gnd
• Knock sens 1 in
• Knock sens 2 gnd
• Knock sens 2 in
• Malfunction ind lamp
• Mean pressure sw
• Mfi & di control unit (behind seatwell)
• Nca
• Of engine) knock sensor 2 (cyl 4-6)
• Pdl value sens 1 gnd
• Pdl value sens 1 sig
• Pdl value sens 2 gnd
• Pdl value sens 2 sig
• Plug spark
• Pnk
• Release
• Sensor gnd
• Spark plug
• Starting/charging system
• Stop light sw 1
• Stop light sw 2
• Throttle vlv mtr (+)
• Throttle vlv mtr (-)
• Tn-signal
• Variant coding