ENGINE PERFORMANCE – Saab 9-5 Aero 2011 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.0L TURBO

2.0L Turbo, Engine Performance Wiring Diagram (1 of 5) for Saab 9-5 Aero 2011

List of elements for 2.0L Turbo, Engine Performance Wiring Diagram (1 of 5) for Saab 9-5 Aero 2011:

• (in main bundle forward of breakout to right rear wheel well) j401
• (on bottom right side of radiator) a/c refrigerant pressure sensor
• (on pedal bracket) accelerator pedal position (app) sensor
• 5-v ref
• A/c refrigerant pressure sens sig
• Accessory vol
• Air pressure sig
• App sens sig (1)
• App sens sig (2)
• Cltc sply low ref
• Cltc sply sig
• Cltc sply vol ref
• Clutch pedal position sensor (m/t) (on clutch pedal bracket)
• Computer data lines system
• Cooling fan rly ctrl
• Cooling fans system
• Cruise control system
• Cruise/etc/tcc brake sig
• Engine control module (right rear of engine compt)
• Engine ctrl ign rly
• Engine ind ctrl
• Evap conister vent sol ctrl
• Evaporative emission vent solenoid valve (top left side of engine)
• Fuel level sens sig
• Fuel pump & level sensor assembly
• Fuel pump primary rly ctrl
• Fuel tank pressure sens sig
• Fuel tank pressure sensor (on fuel pump & sender assembly)
• Fuel temp/composition sig
• Fuse 10a
• Fuse 15a
• Gmlan serial data bus + (1)
• Gmlan serial data bus - (1)
• Hot at all times
• Ign
• Intake manifold pressure & air temperature sensor (on engine intake air duct)
• Low ref
• Low speed cooling fan rly ctrl
• Pre-throttle air press temp sig
• Starter enable rly ctrl
• Starting/charging system
• Tan
• Tan a
• Underhood fuse block (left side of engine compt)
• X108
• X108 computer data lines system
• X115
• X118
• X200
• X350
• X403

2.0L Turbo, Engine Performance Wiring Diagram (2 of 5) for Saab 9-5 Aero 2011

List of elements for 2.0L Turbo, Engine Performance Wiring Diagram (2 of 5) for Saab 9-5 Aero 2011:

• (on steering column) steering column lock control module
• (top of transmission) transmission control module
• 5-v ref
• 87a
• Batt vol
• Battery fuse block (left rear of engine compt)
• Body control module (left end of dash)
• Coil ctrl
• Computer data lines system
• Data bus +
• Data bus -
• Engine control module relay
• Engine coolant temperature sensor (right rear of engine)
• Exhaust camshaft position actuator solenoid valve (front of right cylinder bank)
• Fuel pressure sensor
• Fuel pump control module (right side of luggage compt)
• Fuel pump sply
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fuse 250a
• Fuse 5a
• Fuse 7.5a
• G109 (engine compt, on left strut tower)
• G306 (right rear of luggage compt)
• Gnd
• Hot at all times
• Ign
• Ign 1 volt
• Ignition main relay
• J114
• J137
• Logic
• Low ref
• Relay ctrl
• Sens sig
• Serial data
• Tan
• Underhood fuse block (left side of engine compt)
• X108
• X200
• X403

2.0L Turbo, Engine Performance Wiring Diagram (3 of 5) for Saab 9-5 Aero 2011

List of elements for 2.0L Turbo, Engine Performance Wiring Diagram (3 of 5) for Saab 9-5 Aero 2011:

• (top of 1 cylinder)
• (top of 2 cylinder)
• (top of 3 cylinder)
• (top of 4 cylinder)
• 5-v 1 ref
• 5-volt 2 ref
• Actuator hi ctrl
• Actuator low ctrl
• Camshaft pos intake
• Computer data lines system
• Crankshaft sens sig
• Ctrl cylinder 1
• Ctrl cylinder 2
• Ctrl cylinder 3
• Ctrl cylinder 4
• Data
• Driver information center (dic)
• Ect sens sig
• Engine control module (right rear of engine compt)
• Engine oil ind
• Engine oil pressure switch (lower left front of engine)
• Exhaust sens (1)
• Exhaust sol (1)
• G122 (top rear of engine)
• G206 (left center of dash)
• Gnd
• High pressure fuel pump (top left rear of engine)
• Ic ctrl (1)
• Ic ctrl (2)
• Ic ctrl (3)
• Ic ctrl (4)
• Ign
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Instrument cluster
• Intake sol (1)
• J117 (between fuse block-underhood & g120)
• J122
• J124 (in formed conduit by throttle body)
• J130
• J216
• Logic
• Low ref
• Malfunction ind lamp (mil)
• Nca
• Oil press sw sig
• Serial gmlan
• Spark plug
• Tan
• X200

2.0L Turbo, Engine Performance Wiring Diagram (4 of 5) for Saab 9-5 Aero 2011

List of elements for 2.0L Turbo, Engine Performance Wiring Diagram (4 of 5) for Saab 9-5 Aero 2011:

• (above 1 cylinder)
• (above 2 cylinder) fuel injector 2
• (above 3 cylinder) fuel injector 3
• (above 4 cylinder) fuel injector 4
• (top left side of engine) evaporative emission purge solenoid valve
• (under turbocharger) turbocharger by-pass solenoid valve
• Crankshaft position sensor (lower left rear of engine)
• Engine control module (right rear of engine compt)
• Engine oil level switch
• Exhaust camshaft position sensor (front of right cylinder head)
• Fuel composition sensor
• Fuel injector 1
• G121 (left side of engine)
• Gnd
• Intake camshaft position actuator solenoid valve (top front of engine)
• Intake camshaft position sensor (left rear of cylinder head)
• J113
• J118
• Low ref
• Sply cylinder 1
• Sply cylinder 2
• Sply cylinder 3
• Sply cylinder 4
• Tan
• Turbocharger wastegate solenoid valve (on turbocharger)
• X160

2.0L Turbo, Engine Performance Wiring Diagram (5 of 5) for Saab 9-5 Aero 2011

List of elements for 2.0L Turbo, Engine Performance Wiring Diagram (5 of 5) for Saab 9-5 Aero 2011:

• (downstream of catalytic converter) heated oxygen sensor 2
• (upstream of catalytic converter) heated oxygen sensor 1
• 5-v ref
• 5-v ref fuel rail press sens sig
• Air temp sens sig
• Backup lamp sply
• Bank 1 sens (1)
• Bank 1 sens (2)
• Engine control module (right rear of engine compt)
• Exterior lights system
• Fuel rail pressure sensor (top of engine on fuel rail)
• G121 (left side of engine)
• Generator field
• Gnd
• Hi sig bank 1 sens (1)
• Hi sig bank 1 sens (2)
• J113
• Knock sens (1)
• Knock sens (2) transmission park/ neutral signal (1)
• Knock sens sig (1)
• Knock sens sig (2)
• Knock sensor 1 (left side of engine)
• Knock sensor 2 (rear left side of engine)
• Low ref
• Maf sens sig generator turn on sig low ref
• Manifold absolute pressure sensor (on intake manifold)
• Map sens sig
• Mass air flow/ intake air temperature sensor (on engine air intake duct)
• Nca
• Oil level sw sig
• Overrun air valve
• Purge sol ctrl
• Sens sig
• Starting/charging system
• Tac close
• Tac open
• Tan
• Throttle body
• Throttle inlet absolute pressure sensor
• Tp sens sig (1)
• Tp sens sig (2)
• Transmissions system
• Vehicle speed sensor (m/t)
• Vss ho sig
• Vss lo sig
• Vss ref
• Waste gate sol ctrl
• X160

2.8L TURBO

2.8L Turbo, Engine Performance Wiring Diagram (1 of 6) for Saab 9-5 Aero 2011

List of elements for 2.8L Turbo, Engine Performance Wiring Diagram (1 of 6) for Saab 9-5 Aero 2011:

• (engine harness, 90 mm from breakout toward camshaft position sensors) j116
• (info not available)
• 5 volt ref
• C phase exhaust sol 1
• C phase exhaust sol 2
• C phase intake sol 1
• C phase intake sol 2
• Camshaft position sensor exhaust bank 1 (front of right cylinder head)
• Camshaft position sensor exhaust bank 2 (front of left cylinder head)
• Camshaft position sensor intake bank 1 (front of right cylinder head)
• Camshaft position sensor intake bank 2 (front of left cylinder head)
• Ckp pos sens sig 1
• Ckp sens low ref
• Ckp sens sply volt
• Cms pos sens low ref
• Cp exhaust sens 1
• Cp exhaust sens 2
• Cp intake sens 1
• Cp intake sens 2
• Cp sens 5v sply volt
• Crankshaft position sensor (lower right rear of engine)
• Engine control module (right rear of engine compt)
• Evap can pur sol ctrl
• Fuel inj ctrl 1
• Fuel inj ctrl 2
• Fuel inj ctrl 3
• Fuel inj ctrl 4
• Fuel inj ctrl 5
• Fuel inj ctrl 6
• Gen fld duty cle sig
• Gen turn on sig
• Gnd
• Gnd sig
• Ho2s low sig b 1 sens
• Ign ctrl 1
• Ign ctrl 3
• Ign ctrl 5
• Ign ctrl low ref b 1
• J109
• Knock sens low ref
• Knock sensor sig 1
• Low ref bank 1
• Map sens low ref
• Map sens sig
• Oil level sw sig
• Oil pressure sens sig
• Overrun air valve sol
• Starting/charging system
• T rel mot low ref
• Thtl rel mot sply volt
• Tp sens 5 volt ref
• Turbocharger bypass solenoid valve (under turbocharger)
• Waste gate sol ctrl

2.8L Turbo, Engine Performance Wiring Diagram (2 of 6) for Saab 9-5 Aero 2011

List of elements for 2.8L Turbo, Engine Performance Wiring Diagram (2 of 6) for Saab 9-5 Aero 2011:

• (engine harness, in formed conduit by throttle body) j124
• (lower left front of engine) engine oil pressure sensor
• (on turbocharger) turbocharger wastegate solenoid valve
• (top left side of engine) secondary air injection pressure sensor
• (top of right cylinder bank)
• (top of right cylinder bank) fuel injector 1
• (upstream of catalytic converter) heated oxygen sensor 1
• Camshaft position actuator solenoid valve exhaust bank 1 (front of right cylinder head)
• Camshaft position actuator solenoid valve exhaust bank 2 (front of left cylinder head)
• Camshaft position actuator solenoid valve intake bank 1 (front of left cylinder head)
• Camshaft position actuator solenoid valve intake bank 2 (front of right cylinder head)
• Evaporative emissions purge solenoid valve (left side of engine)
• Fuel injector 3
• Fuel injector 5
• Ignition coil 5 (top of right cylinder bank)
• J120
• J127 (engine harness, in formed conduit near g123)
• J128 (engine harness, in formed conduit near g123)
• J129
• J144
• J147
• Nca
• Spark plug
• X160

2.8L Turbo, Engine Performance Wiring Diagram (3 of 6) for Saab 9-5 Aero 2011

List of elements for 2.8L Turbo, Engine Performance Wiring Diagram (3 of 6) for Saab 9-5 Aero 2011:

• (engine harness, in formed conduit near g123) j121
• (top of left cylinder bank)
• (top of left cylinder bank) fuel injector 2
• (top of left cylinder bank) fuel injector 6
• Evaporative emission vent solenoid valve (left of fuel tank)
• Fuel injector 4
• G122 (right side of engine)
• G123 (left side of engine)
• Ignition coil 1 (top of right cylinder bank)
• Ignition coil 2 (top of left cylinder bank)
• Ignition coil 3 (top of right cylinder bank)
• Ignition coil 4 (top of left cylinder bank)
• Ignition coil 6
• J119
• J122
• J123
• J145
• Nca
• Secondary fuel level sensor (awd) (top of fuel tank)
• Spark plug
• X108
• X160
• X403

2.8L Turbo, Engine Performance Wiring Diagram (4 of 6) for Saab 9-5 Aero 2011

List of elements for 2.8L Turbo, Engine Performance Wiring Diagram (4 of 6) for Saab 9-5 Aero 2011:

• (body harness, in main bundle forward of breakout to right rear wheel well)
• (lower left rear of engine) secondary air injector pump
• (on engine intake air duct) intake manifold pressure & air temperature sensor
• Battery fuse block (left rear of engine compt)
• Computer data lines system
• Fuel pump & level sensor assembly
• Fuse 10a
• Fuse 15a
• Fuse 250a
• G120 (engine compt, below engine control module)
• G122 (right side of engine)
• G206 (left center of dash)
• Gnd
• Heated oxygen sensor 2 (downstream of catalytic converter)
• Hot at all times
• Ign
• Ind mil
• Instrument cluster
• J120
• J216
• J222
• J402 (awd)
• Knock sensor 1 (lower right side of engine)
• Knock sensor 2 (lower left side of engine)
• Logic
• Low engine oil pressure ind
• Mass air flow sensor (on engine air intake duct)
• Nca
• Serial data gmlan
• Underhood fuse block (left side of engine compt)
• X108
• X122
• X200
• X403

2.8L Turbo, Engine Performance Wiring Diagram (5 of 6) for Saab 9-5 Aero 2011

List of elements for 2.8L Turbo, Engine Performance Wiring Diagram (5 of 6) for Saab 9-5 Aero 2011:

• (not used)
• 5v ref
• 87a
• Batt pos vol
• Computer data lines system
• Data bus +
• Data bus -
• Engine control module relay
• Fscm shield
• Fuel pressure sensor
• Fuel pump
• Fuel pump control module (right side of luggage compt)
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fuse 5a
• Fuse 7.5a
• G109 (engine compt, on left strut tower)
• G111 (engine compt, rearward of battery)
• G306 (right rear of luggage compt)
• Gnd
• Ign 1 volt
• Ignition main relay
• J114
• J137
• Low ref
• Nca
• Relay ctrl
• Secondary air injection pump relay
• Sens sig
• Serial data
• Sply
• Steering column lock control module (on steering column)
• Underhood fuse block (left side of engine compt)
• X108
• X200
• X403

2.8L Turbo, Engine Performance Wiring Diagram (6 of 6) for Saab 9-5 Aero 2011

List of elements for 2.8L Turbo, Engine Performance Wiring Diagram (6 of 6) for Saab 9-5 Aero 2011:

• (engine harness, between fuse block - underhood & g120)
• (engine harness, in formed conduit by throttle body)
• (info not available)
• (top of transmission) transmission control module
• A/c comp clutch rly ctrl
• A/c pres sens 5 volt ref
• A/c refrgnt pres sens lo ref
• A/c refrigerant sens sig
• Acc/run/crank ign 0 volt
• Accelerator pedal position sensor (on pedal bracket)
• Air conditioning system
• Air inj rp rly coil ctrl
• Air inj rpp sens sig
• App 5 volt ref 1
• App 5 volt ref 2
• App low ref 1
• App low ref 2
• App sens sig 1
• App sens sig 2
• Batt pos volt
• Body control module (left end of dash)
• Chk eng ind ctrl
• Computer data lines system
• Coolant temp sens sig
• Cooling fans system
• Cruise control system
• Cruise/etc/tcc brk sig
• Engine control module (right rear of engine compt)
• Engine coolant temperature sensor (right rear of engine)
• Engine main rly coil ctrl
• Evap canister vent sol ctrl
• Exterior lights system
• Fuel pump prm rly ctrl
• G121 (right side of engine)
• Gnd
• Gnd sig
• Hi spd cool fan rly ctrl
• Hi spd gmlan ser data + 1
• Hi spd gmlan ser data - 1
• Ho2s hi sig b 1 s 1
• Ho2s hi sig b 1 s 2
• Ho2s htr lo ctrl b 1 s 1
• Ho2s htr low ctrl b 1 s 2
• Ho2s low b 1 s 2
• Ign
• Ign ctrl 2
• Ign ctrl 4
• Ign ctrl 6
• J113
• J117
• J126
• Knock sens low ref 1
• Knock sens sig 2
• Logic
• Low ref
• Low spd cool fan rly ctrl
• Maf sens sig
• Map sens 5 volt ref
• Mfld air temp sens sig
• P/n pos sw park sig
• Prm fuel level sens sig
• Pwtr main rly f sply 1
• Reverse sw sig
• Run/crank ign 1 volt
• Sec fuel level sens sig
• Starter rly coil ctrl
• Starting/charging system
• Throttle body
• Tp sens sig 1
• Tp sens sig 2
• Transmissions system
• X108
• X200