Intake System V6: Other Saab 9-3 II

Intake manifold, lower

Scheme 1089

Scheme 1090

1. Remove «Intake manifold, upper»(ref-275859-S22756117232007122900000) .
2. Detach the injectors wiring harness from the engine.
3. Plug the intake ducts and blow the intake manifold clean.
4. Unplug the fuel pressure sensor connector.
5. Release any fuel pressure by pressing in the needle valve on the fuel rail. Catch any fuel spill with a cloth.
6. Detach the fuel line from the fuel rail using 83 95 261 Fuel line tool.
7. Remove the intake manifold bolts.
8. Carefully lift away the intake manifold.
9. Remove the gaskets.

Scheme 1091

Scheme 1092

1. Plug the ducts and clean the sealing surfaces. Remove the plugs.
2. Fit new gaskets.
3. Position the intake manifold and fit the bolts. Tightening torque 23 Nm (17 lbf ft)
4. Attach the fuel line to the fuel rail.
5. Plug in the fuel pressure sensor connector.
6. Connect the injectors' wiring harness to the engine.
7. Fit «Intake manifold, upper»(ref-275859-S22756117232007122900000) .

Scheme 1093

1. Remove the air cleaner connection pipe. Undo the hose clips (A). Remove the hose (B) for crankcase ventilation. Remove the bolts (C). Remove the pipe (D) for air cleaner connection.
2. Remove the air cleaner connection hose. Detach the hose clips (E). Remove the hose (F) crankcase ventilation to dipstick. Remove the hose (G) for the solenoid valve. Remove the hose (H).

To fit

1. Fit the air cleaner connection pipe. Fit the pipe (D) for the air cleaner connection. Fit the bolts (C). Fit the hose (B) for crankcase ventilation. Tighten the hose clips (A).
2. Fit the air cleaner connection hose. Fit the hose (H). Fit the hose (G) for the solenoid valve. Fit the hose (F) crankcase ventilation from dipstick. Tighten the hose clips (E). Connect the hose to the air cleaner casing cover (B). Attach the pipe to the air cleaner casing cover (A).

Scheme 1094

Scheme 1095

Scheme 1096

1. Remove the bolts holding the turbocharger intake manifold to the radiator member (A).
2. Undo the pipe from the air cleaner casing cover (A) and remove the cover (B). IMPORTANT: When removing the air filter housing cover, be careful not to damage the brake vacuum sensor.
3. Remove the filter element (A).
4. Remove the air cleaner casing lower section. Remove the air cleaner casing lower section. Press out the intake pipe so that it loosens before the air cleaner casing is lifted out.

1. Fit the air cleaner casing lower section. Fit the air cleaner casing lower section. Take care that the intake manifold is properly in position.
2. Fit the air cleaner. Fit the filter element (A).
3. Fit the air cleaner casing cover. Connect the hose to the air cleaner casing cover (B). Attach the pipe to the air cleaner casing cover (A).
4. Fit the bolts holding the intake manifold to the radiator member (A).

Mass air flow sensor (205)

Location: On right-hand MacPherson strut tower

Scheme 1097

Scheme 1098

Scheme 1099

Scheme 1100

Scheme 1101

Throttle body actuator (604)

Location: integrated in the throttle body

Scheme 1102

Scheme 1103

Scheme 1104

Scheme 1105

Scheme 1106

Intake air sensor (688)

Location

Z19DT

in middle of induction pipe on top of engine

Scheme 1107

Z19DTH

in the centre of the intake manifold on the rear of the engine

Scheme 1108

Engine management system Motronic E9

Note. See ENGINE MANAGEMENT SYSTEM MOTRONIC E9 (2006) or ENGINE MANAGEMENT SYSTEM MOTRONIC E9 (2007) articles .

List of components

LIST OF COMPONENTS No. Name Location Illus. Components 205 Mass air flow sensor, on the centre of the radiator member 206a Injector, cyl. 1, on rear cylinder bank near belt circuit side 206b Injector, cyl. 2, on front cylinder bank near belt circuit side 206C Injector, cyl. 3, in centre of rear cylinder bank 206D Injector, cyl. 4, in centre of front cylinder bank 206e Injector, cyl. 5 on rear cylinder bank near gearbox side 206f Injector, cyl. 6 on front cylinder bank near gearbox side 229 Main relay, engine control system in the main fuse box in front of battery 342 Underhood electrical centre 342 (UEC), next to battery 2 4 407 Intake air temperature sensor, integrated in the intake air sensor 688 539 Barometric pressure sensor, at the top of connector H7-1 on the rear cylinder bank 603 Pressure sensor, charge air, integrated in the intake air sensor 688 608 Control module, V6 petrol at the top of the rear cylinder bank A B 653 Fuel pressure sensor, fuel rail, on short side of fuel rail toward belt circuit side 688 Intake air sensor on intake manifold next to air filter 727 Main fuse box 727 in engine bay in front of battery 4 7-pin connector H7-1 On engine at rear corner of upper intake manifold on gearbox side 10-pin connector H10-8 On engine next to upper intake manifold on gearbox side Crimp connections J290 Approx. 50 mm from branching of cylinder 1 ignition coil toward grounding point G7R J294 Approx. 70 mm from branching of engine control module toward engine control module J295 Approx. 120 mm from branching of engine control module toward engine control module J298 Approx. 110 from branching of cylinder 2 ignition coil toward rear cylinder bank J308 Approx. 50 mm from branching of battery toward engine control module J309 Approx. 240 mm from branching of battery toward engine control module J311 Approx. 290 mm from branching of battery toward engine control module J319 Approx. 30 mm from branching of cylinder 3 injector toward cylinder 1 J320 Approx. 30 mm from branching of cylinder 5 injector toward cylinder 3

Scheme 1109

Scheme 1110

Scheme 1111

Scheme 1112

Scheme 1113

Scheme 1114

Scheme 1115

Scheme 1116

Scheme 1117

Scheme 1118

Scheme 1119

Scheme 1120

Scheme 1121

Scheme 1122

Note. See ENGINE MANAGEMENT SYSTEM MOTRONIC E9 (2006) or ENGINE MANAGEMENT SYSTEM MOTRONIC E9 (2007) articles.

Scheme 1123

LIST OF COMPONENTS No. Name Location Illus. Components 20 Ignition switch module, in the floor console between the front seats 22 Electrical centre 22 in the instrument panel (IPEC), on the short side of the dashboard by the left door 6 21 29 Brake light switch on pedal bracket 133 Clutch switch, cruise control on pedal bracket 134 Brake switch, cruise control on pedal bracket 141 Cruise control switch integrated in the switch for the direction indicators 379 Accelerator position sensor on pedal bracket 540 Main instrument unit, in front of driver in instrument panel 541 SID, on top of instrument panel 604 Throttle body actuator integrated in the throttle body 608 Control module, V6 petrol at the top of the rear cylinder bank A B 703 Column Integration Module, on the steering column below the steering wheel 24-pin connector H24-6 Grey connector in front of battery on side of left structural member 33-pin connector H33-1 Black connector on the console to the left of the ignition switch 102-pin connector H102-1 Under left A-pillar Crimp connections J95 4D: Approx. 60 mm from branching point to the LH front door towards the engine bay CV: Approx. 30 mm from branching point to LH front door towards the engine bay Crimp

Scheme 1124

Scheme 1125

Scheme 1126

Scheme 1127

Scheme 1128

Scheme 1129

Scheme 1130

Scheme 1131

Scheme 1132

Scheme 1133

Scheme 1134