ENGINE PERFORMANCE – Saab 9-5 Aero 2003 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.3L TURBO

2.3L Turbo, Engine Performance Wiring Diagram (1 of 3) for Saab 9-5 Aero 2003

List of elements for 2.3L Turbo, Engine Performance Wiring Diagram (1 of 3) for Saab 9-5 Aero 2003:

• Air conditioning system
• Bypass control valve (between turbo- charger outlet & inlet)
• Clutch actuator unit (integral to throttle body )
• Computer data lines system
• Crankshaft position sensor (under exhaust manifold)
• Cruise control system
• Dashboard main fuse board (behind left end of dash)
• Dashboard main relay board
• E1-14
• E10
• E12
• E13
• E18
• E19
• E24
• E29
• E30
• E31-1
• E31-10
• E31-14
• E32
• E34
• E37
• E38
• E41
• E43
• E49
• E52
• E59-1
• E63
• E74
• E75
• E88
• E90
• Engine bay maxi fuses box (next to battery)
• Engine management system main relay
• Evap canister purge valve (on hose to mass airflow sensor)
• Evap shut-off solenoid valve (near fuel filler pipe)
• Fuse 10a
• Fuse 20a
• Fuse 30a
• Fuse 60a
• G7 (right rear corner of intake manifold)
• Hot at all times
• Limp-home relay
• Limp-home solenoid (on throttle body)
• Manifold absolute pressure sensor (on intake manifold, near throttle body)
• Red
• Trionic control module (obdii) (right rear of engine compt)

2.3L Turbo, Engine Performance Wiring Diagram (2 of 3) for Saab 9-5 Aero 2003

List of elements for 2.3L Turbo, Engine Performance Wiring Diagram (2 of 3) for Saab 9-5 Aero 2003:

• Dashboard main fuse board (behind left end of dash)
• E30-16
• E31-3
• E41
• E42
• E43
• E44
• E45
• E46
• Engine coolant temperature sensor (left end of cylinder head)
• Evap pressure sensor (on fuel tank, near fuel pump)
• Fuel pump motor (in fuel tank)
• Fuel pump relay (on dashboard main relay board)
• Fuse 20a
• G5 (under back seat, in left corner)
• Heated oxygen sensor 1 (upstream of catalytic converter)
• Heated oxygen sensor 2 (downstream of catalytic converter)
• Ignition discharge module (on camshaft cover)
• Intake air temperature sensor (integral with charge air temperature sensor)
• Mass airflow sensor (behind right headlight)
• Red
• Spark plug connectors

2.3L Turbo, Engine Performance Wiring Diagram (3 of 3) for Saab 9-5 Aero 2003

List of elements for 2.3L Turbo, Engine Performance Wiring Diagram (3 of 3) for Saab 9-5 Aero 2003:

• (front of engine compt) charge air solenoid valve
• Abs control module (behind battery, integral to hydraulic unit)
• Brakelight switch (on pedal bracket)
• Computer data lines system
• Cruise control system
• Dashboard main fuse board (behind left end of dash)
• E11
• E15
• E20
• E21
• E22
• E23
• E25
• E26
• E27
• E28
• E31-17
• E31-2
• E31-5
• E35
• E36
• E42
• E44
• E45
• E46
• E47
• E51
• E53
• E58-1
• E62
• E81
• E89
• Fuel injector
• Fuse 10a
• Fuse 15a
• Hot at all times
• Hot in off, on or start
• Red
• Trionic control module (obdii) (behind right side of dash)

3.0L TURBO

3.0L Turbo, Engine Performance Wiring Diagram (1 of 3) for Saab 9-5 Aero 2003

List of elements for 3.0L Turbo, Engine Performance Wiring Diagram (1 of 3) for Saab 9-5 Aero 2003:

• Air conditioning system
• Computer data lines system
• Crankshaft position sensor (below cylinder bank 2, under exhaust manifold)
• Cruise control system
• Dashboard main fuse board (behind left end of dash)
• Dashboard main relay board
• E1-13
• E10
• E12
• E13
• E18
• E24
• E29
• E30
• E31-1
• E31-10
• E31-14
• E32
• E34
• E37
• E38
• E40
• E42
• E49
• E52
• E59-1
• E63
• E72
• E73
• E74
• E75
• E76
• E77
• E78
• E88
• E90
• E97
• Engine bay maxi fuse box (next to battery)
• Engine management system main relay
• Evap canister purge valve (on hose to mass airflow sensor)
• Evap shut-off solenoid valve (in right front wheelhousing)
• Fuse 10a
• Fuse 20a
• Fuse 30a
• Fuse 60a
• G7 (right rear corner of intak manifold)
• Hot at all times
• Limp-home relay
• Limp-home solenoid (on throttle body)
• Manifold absolute pressure sensor (on intake manifold, near throttle body)
• Red
• Throttle body actuator unit (integral to throttle body)
• Trionic control module (obdii) (right rear of engine compt)

3.0L Turbo, Engine Performance Wiring Diagram (2 of 3) for Saab 9-5 Aero 2003

List of elements for 3.0L Turbo, Engine Performance Wiring Diagram (2 of 3) for Saab 9-5 Aero 2003:

• 1 camshaft cover)
• (on front of left wheelwell) g30
• Charge air pressure sensor/intake air temperature sensor (on hose between charge air cooler & throttle body)
• Dashboard main fuse board (behind left end of dash)
• E1-11
• E31-3
• E40
• E41
• E42
• E44
• E45
• Engine coolant temperature sensor (on intake manifold flange)
• Evap pressure sensor (on fuel tank, near fuel pump)
• Fuel pump motor (in fuel tank)
• Fuel pump relay (on dashboard main relay board)
• Fuse 20a
• Fuse 40a
• G5 (under back seat, in left corner)
• Heated oxygen sensor 1 (upstream of catalytic converter)
• Heated oxygen sensor 2 (downstream of catalytic converter)
• Hot at all times
• Ignition discharge module (cylinder bank 1) (on cylinder bank
• Mass airflow sensor (behind right headlight)
• Red
• Secondary air injection pump motor (near battery)
• Secondary air injection pump relay (on dashboard main relay board)
• Spark plug connectors

3.0L Turbo, Engine Performance Wiring Diagram (3 of 3) for Saab 9-5 Aero 2003

List of elements for 3.0L Turbo, Engine Performance Wiring Diagram (3 of 3) for Saab 9-5 Aero 2003:

• Brakelight switch (on pedal bracket)
• Computer data lines system
• Cruise control system
• Dashboard main fuse block (behind left end of dash)
• E11
• E15
• E20
• E21
• E22
• E23
• E25
• E26
• E27
• E28
• E30-2
• E31-17
• E31-2
• E31-5
• E35
• E36
• E41
• E44
• E45
• E47
• E51
• E53
• E58-1
• E62
• E76
• E77
• E78
• E79
• E80
• Fuel injector
• Fuse 10a
• Fuse 15a
• Hot at all times
• Hot in off, on or start
• Ignition discharge module (cylinder bank 2) (on cylinder bank 2 camshaft cover)
• Red
• Spark plug connectors
• Trionic control module (obdii) (right rear of engine compt)