ENGINE PERFORMANCE – Fiat 500 Sport 2014 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

1.4L

1.4L, Engine Performance Wiring Diagram (1 of 5) for Fiat 500 Sport 2014

List of elements for 1.4L, Engine Performance Wiring Diagram (1 of 5) for Fiat 500 Sport 2014:

• (front body harness, left rear of engine compt)
• 5 volt sply
• 5v sply
• A/c clutch rly ctrl
• A/c press 5 volt sply
• A209
• Accelerator pedal position sensor (top of accelerator pedal assembly)
• Air conditioning system
• App gnd 1
• App gnd 2
• App sig 1
• App sig 2
• Asd control
• Asd control o/p
• Backup lmp sw sig
• C281
• C818
• Clutch intrlk sig
• Cooling fans system
• Exterior lights system
• F342
• Fuel pump relay
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fuse 5a
• Fuse 7.5a
• Fused b(+)
• G008 (left rear of engine compt)
• G010a (left rear of engine compt)
• G900
• Gnd
• Ground
• Hot at all times
• Hot in on or start
• I013
• K167
• K173
• K175
• K400
• K51
• K79
• K852
• K854
• K859
• K914
• K917
• Main relay
• O2 (1/1) htr ctrl
• Power distribution center (left rear of engine compt)
• Powertrain control module (left rear of engine compt)
• Rad fan control
• Radiator fan control sig
• S018
• S022
• S048
• S056
• Sensor ground
• Snsr gnd
• T141
• T22
• Z900
• Z908

1.4L, Engine Performance Wiring Diagram (2 of 5) for Fiat 500 Sport 2014

List of elements for 1.4L, Engine Performance Wiring Diagram (2 of 5) for Fiat 500 Sport 2014:

• (top of fuel tank) fuel pump module
• 5v sply
• B(+)
• B134
• Body control module (left end of dash)
• Brk lmp sw o/p
• Brk sig 2
• Circuit board
• Clutch
• Clutch interlock switch (m/t) (top of clutch pedal assembly)
• Clutch upstp
• Ctrl o/p fuel pmp
• F943
• Fsd b(+)
• Fuel level snsr sig
• Fuel tank press sig
• Fuel tank pressure sensor (right rear quarterpanel)
• Fuse 10a
• G041a (left rear quarterpanel)
• G109
• Ground
• Hot at all times
• I008a
• I008b
• Ign rs ctrl o/p
• Intrlk sig
• L56
• Power distribution system
• S009 (front body harness, left side of dash)
• Sens gnd
• Sens rtn
• Sens rtn fuel lvl
• Stop lamp switch (top of brake pedal assembly)
• Sw sig
• Z941

1.4L, Engine Performance Wiring Diagram (3 of 5) for Fiat 500 Sport 2014

List of elements for 1.4L, Engine Performance Wiring Diagram (3 of 5) for Fiat 500 Sport 2014:

• (on evap canister assembly) evap system monitor switch
• (right rear of engine) throttle body
• A/c pressure signal
• A64
• App signal 1
• App signal 2
• Asd fd
• Brake lamp switch output
• C18
• Can b (+)
• Can b (-)
• Can c (+)
• Can c (-)
• Charging system starting/
• Cluster
• Clutch upstp sw sig
• Computer data lines system
• D64
• D65
• Elec fuel pmp rly fd
• Etc mtr (+)
• Etc mtr (-)
• Evap prg sol sens
• F202
• Fsd ign sw o/p
• Fuel tank press sig
• G039 (left door sill)
• Gnd
• Ign run/start ctrl op
• K103
• K107
• K141
• K23
• K29
• K299
• K41
• K89
• K902
• K904
• L56
• Lines system computer data
• O2 (1/1) +ve curr ctrl
• O2 (1/1) dnstrm sig
• O2 (1/1) htr ctrl
• O2 (1/1) pmp cell curr rtn
• O2 (1/1) sig
• O2 (1/1) upstrm snse rtn
• O2 (1/2) dnstrm htr ctrl sply
• O2 (1/2) snsr rtn
• O2 1/2 htr ctrl sply
• O2 1/2 signal
• O2 dnstrm snse rtn
• Oxygen sensor 1/1 (in exhaust, upstream of catalytic converter)
• Oxygen sensor 1/2 (in exhaust, downstream of catalytic converter)
• Pos snsr rtn
• Powertrain control module (left rear of engine compt)
• S017 (front body harness, left front engine compt)
• Sens ref volt b
• System air conditioning
• T26
• T752
• Tp 1 sig
• Tp 2 sig
• Z008b

1.4L, Engine Performance Wiring Diagram (4 of 5) for Fiat 500 Sport 2014

List of elements for 1.4L, Engine Performance Wiring Diagram (4 of 5) for Fiat 500 Sport 2014:

• (injector harness, top rear of engine)
• (instrument panel harness, right center of dash) s001
• (top of cylinder head valve cover)
• (top of engine, above 1, 2, 3 & 4 cylinder) fuel injectors
• Asd o/p
• Coil 1
• Coil 2
• Coil 3
• Coil 4
• Evap/purge solenoid (right rear of engine)
• G007 (top rear of engine)
• Gnd
• I013
• I056
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Intake variable valve timing solenoid 1 (top of cylinder 1)
• Intake variable valve timing solenoid 2 (top of cylinder 2)
• Intake variable valve timing solenoid 3 (top of cylinder 3)
• Intake variable valve timing solenoid 4 (top of cylinder 4)
• Oil pressure switch (lower left front of engine)
• S002
• S004 (engine harness, rear of engine)
• S111
• Sw sig

1.4L, Engine Performance Wiring Diagram (5 of 5) for Fiat 500 Sport 2014

List of elements for 1.4L, Engine Performance Wiring Diagram (5 of 5) for Fiat 500 Sport 2014:

• (engine harness, left rear of engine compt) s005
• (front body harness, left side of dash)
• (left side of engine block) knock sensor
• (rear of cylinder head) camshaft position sensor
• 5v sply
• Asd fd
• Ckp gnd
• Ckp sig
• Cmp signal
• Coil 1
• Coil 2
• Coil 3
• Coil 4
• Cold start sol ctrl
• Cold start solenoid
• Crankshaft position sensor (lower left front of engine)
• Ect signal
• Engine coolant temperature sensor (left rear of engine)
• Eot signal
• Etc motor (+)
• Etc motor (-)
• Evap purge sol sig
• F344
• F851
• F855
• G24
• Gen field control
• Iat signal
• Injector control 1
• Injector control 2
• Injector control 3
• Injector control 4
• Intake air sol rtn 2
• Intake air sol rtn 3
• Intake air sol rtn 4
• K0001
• K11
• K12
• K122
• K124
• K125
• K126
• K13
• K14
• K147
• K15
• K17
• K18
• K19
• K21
• K22
• K24
• K42
• K44
• K70
• K900
• K922
• K925
• K942
• Ks snsr return
• Ks snsr shld
• Ks snsr signal
• Manifold absolute pressure sensor (right front of engine)
• Map sig
• Map signal
• N32
• N33
• N34
• N35
• N36
• N37
• N38
• N39
• Oil pressure signal
• Oil temperature sensor (rear of cylinder head)
• Powertrain control module (left rear of engine compt)
• S006
• Sens ref volt b
• Sensor ground
• Snsr gnd
• Sol ctrl sig 2
• Sol ctrl sig 3
• Sol ctrl sig 4
• Starting/ charging system
• Tp 1 signal
• Tp 2 signal
• Tp sensor return
• Vva sol rtn 1
• Vva sol sig 1

1.4L TURBO

1.4L Turbo, Engine Performance Wiring Diagram (1 of 5) for Fiat 500 Sport 2014

List of elements for 1.4L Turbo, Engine Performance Wiring Diagram (1 of 5) for Fiat 500 Sport 2014:

• (front body harness, left front of engine compt)
• (front body harness, left rear of engine compt)
• (left rear of engine compt) g008
• (right side of engine compt)
• 15a
• 20a
• 5v sply
• 87a
• A/c clutch ctrl
• A/c pre snsr fd
• After run pump relay
• Air conditioning system
• Asd ctrl o/p
• Brk lmp sw sig
• C281
• C818
• Cltch intrlk sig
• Cooling fans system
• Elect coolant
• Eng ctrl rad fan sig
• Exterior lights system
• F342
• Fuel pump relay
• Fuel tank press snsr sig
• Fuel tank pressure sensor (right rear quarterpanel)
• Fuse
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fuse 7.5a
• G010a (left rear of engine compt)
• G010b (left rear of engine compt)
• Gnd
• Ground
• Hot at all times
• Hot in on or start
• I008b
• I013
• Intake variable valve timing solenoid 2 (top of cylinder 2)
• K137
• K173
• K175
• K852
• K854
• K859
• K917
• Main relay
• Pmp o/p
• Power distribution center (left rear of engine compt)
• Powertrain control module (left rear of engine compt)
• Pump sig
• Rad fan ctrl
• S017
• S018
• S022
• S048
• S067
• Snsr gnd
• T141
• T22
• Turbo coolant pump motor
• Wastegate sol ctrl
• Wastegate solenoid (lower left front of engine)
• Z115
• Z908

1.4L Turbo, Engine Performance Wiring Diagram (2 of 5) for Fiat 500 Sport 2014

List of elements for 1.4L Turbo, Engine Performance Wiring Diagram (2 of 5) for Fiat 500 Sport 2014:

• (left rear of engine compt) powertrain control module
• (top of engine, above 1, 2, 3 & 4 cylinder) fuel injectors
• 5v sply
• A209
• Accelerator pedal position sensor (top of accelerator pedal assembly)
• Air conditioning system
• App gnd 1
• App gnd 2
• App sig 1
• App sig 2
• Asd ctrl
• Elect coolant pmp sig
• Engine oil pressure switch
• Fsd b(+)
• Fuel tank press snsr sig
• Htr ctrl
• I056
• Intake variable valve timing solenoid 3 (top of cylinder 3)
• K167
• K400
• K51
• K79
• K914
• Oil press sig
• P333
• S1 (hvac harness, center of dash)
• Snsr gnd

1.4L Turbo, Engine Performance Wiring Diagram (3 of 5) for Fiat 500 Sport 2014

List of elements for 1.4L Turbo, Engine Performance Wiring Diagram (3 of 5) for Fiat 500 Sport 2014:

• (left side of engine block) knock sensor
• (right rear of engine) throttle body
• (top of cylinder head valve cover)
• 5v sply
• Asd fd
• Bst press sig
• Charging system starting/
• Ckp gnd
• Ckp sig
• Cmp sig 2
• Cool temp snsr sig
• Eot sig
• Etc mtr +
• Etc mtr -
• Evap prg ctrl
• F344
• F855
• F856
• Fuel inj 1 sig
• Fuel inj 2 sig
• Fuel inj 3 sig
• Fuel inj 4 sig
• G007 (top rear of engine)
• G24
• Gnd
• Gnrtr source fd
• I013
• Ign coil ctrl 1
• Ign coil ctrl 2
• Ign coil ctrl 3
• Ign coil ctrl 4
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Intake temp snsr sig
• K11
• K12
• K122
• K125
• K13
• K14
• K147
• K15
• K150
• K17
• K18
• K19
• K21
• K22
• K24
• K37
• K42
• K441
• K447
• K448
• K52
• K900
• K922
• K925
• K942
• Knock snsr shld
• Map snsr sig
• N32
• N33
• N34
• N35
• N36
• N37
• N38
• N39
• Nca
• Oil press sig
• Powertrain control module (left rear of engine compt)
• S001 (instrument panel harness, right center of dash)
• S002
• S004 (engine harness, rear of engine)
• Snsr gnd
• Snsr knock 1 rtn
• Snsr knock 1 sig
• Sol ctrl rtn 1
• Sol ctrl rtn 2
• Sol ctrl rtn 3
• Sol ctrl rtn 4
• Sol ctrl sig 1
• Sol ctrl sig 2
• Sol ctrl sig 3
• Sol ctrl sig 4
• Thrtl posi snsr rtn
• Thrtl posi snsr sig 1
• Thrtl posi snsr sig 2
• Turbo surge vlv ctrl

1.4L Turbo, Engine Performance Wiring Diagram (4 of 5) for Fiat 500 Sport 2014

List of elements for 1.4L Turbo, Engine Performance Wiring Diagram (4 of 5) for Fiat 500 Sport 2014:

• (front body harness, left side of dash) s006
• (front of cylinder bank) camshaft position solenoid 1/1
• (in exhaust, downstream of catalytic converter) oxygen sensor 1/2
• (in exhaust, upstream of catalytic converter) oxygen sensor 1/1
• (right side of engine) evap/purge solenoid
• (top of fuel tank) fuel pump module
• 5v sply
• Asd fd
• Boost pressure sensor (lower left rear of engine)
• Bst press sig
• Camshaft position sensor (rear of cylinder head)
• Ckp gnd
• Ckp sig
• Cmp sig 2
• Crankshaft position sensor (lower left front of engine)
• Engine coolant temperature sensor (left rear of engine)
• Fuel lvl snsr rtn (fuel sndr lvl sig)
• Fuel pump ctrl o/p
• Fuel sndr lvl sig (fuel lvl snsr rtn)
• G041a (left rear quarterpanel)
• G109
• Gnd
• Htr ctrl
• I008a
• I056
• Intake temp
• Intake variable valve timing solenoid 4 (top of cylinder 4)
• Manifold absolute pressure sensor (right front of engine)
• Map snsr sig
• O2 (1/1) upstrm snsr sig
• O2 (1/2) dwnstrm htr ctrl
• O2 (1/2) sig
• O2 1/1 +ve curr ctrl
• O2 1/1 pmp cell curr trim
• O2 dwnstrm snse rtn
• O2 upstrm snse rtn
• Oil temperature sensor (rear of cylinder head)
• S005 (engine harness, left rear of engine compt)
• Snsr gnd
• Snsr sig
• Turbocharger surge valve (left front of engine)
• Z941

1.4L Turbo, Engine Performance Wiring Diagram (5 of 5) for Fiat 500 Sport 2014

List of elements for 1.4L Turbo, Engine Performance Wiring Diagram (5 of 5) for Fiat 500 Sport 2014:

• (front body harness, left side of dash)
• +ve curr ctrl
• 02 (1/2) dwnstrm htr ctrl
• 02 (1/2) sig
• A/c pres sig
• A64
• Air conditioning system
• App sig 1
• App sig 2
• B134
• Body control module (left end of dash)
• Brk lmp sw o/p
• Brk sig 2
• C18
• Can b (+)
• Can b (-)
• Can c (+)
• Can c (-)
• Circuit board
• Cltch intrlk sig
• Cltch upstp sig
• Cltch upstp sw sig
• Cluster
• Clutch interlock switch (m/t) (top of clutch pedal assembly)
• Computer data lines system
• Curr trim
• D64
• D65
• Elec fuel pmp rly fd
• Evap prg sol sens
• Evap system monitor switch (on evap canister assembly)
• F202
• F943
• Fsd b(+)
• Fsd ign sw o/p
• Fuel lvl sens sig
• Fuse 5a
• G039 (left door sill)
• G109
• Hot at all times
• I008b
• I013
• Ign rs
• Ign rs ctrl o/p
• K103
• K107
• K141
• K23
• K29
• K299
• K41
• K71
• K89
• K902
• K904
• L56
• Lvl sig fuel sndr
• O2 (1/1) upstrm snsr sig
• O2 dwnstrm snse rtn
• O2 upstrm snse rtn
• Obd vent valve
• Obd vent vlv ctrl
• Power distribution system
• Powertrain control module (left rear of engine compt)
• Run/strt ign
• S009
• Starting/charging system
• Stop lamp switch (top of brake pedal assembly)
• Stp lmp sig
• Sw o/p brk lmp
• T26
• T752