Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSSAAB20109-3X AUTOMATICREPAIR AND DIAGNOSISENGINE PERFORMANCEFUEL DELIVERYFUEL SYSTEMSPECIFICATIONSPRESSURE REGULATOR, CHECK VALUES
2010 Saab 9-3X Automatic
Pressure regulator, check values
2010 Saab 9-3X AutomaticSECTION Pressure regulator, check values
Check values
PRESSURE SPECIFICATIONS
| Vacuum | System pressure |
|---|---|
| 0 bar | 3.0 bar (43 psi) |
| -0.2 bar (-2.9 psi) | 2.8 bar (40 psi) |
| -0.4 bar (-5.8 psi) | 2.6 bar (37 psi) |
| -0.6 bar (-8.6 psi) | 2.4 bar (35 psi) |
PRESSURE SPECIFICATIONS
| Positive pressure | System pressure |
|---|---|
| 0 bar | 3.0 bar (43 psi) |
| + 0.2 bar (-2.9 psi) | 3.2 bar (46 psi) |
| + 0.4 bar (-5.8 psi) | 3.4 bar (49 psi) |
| + 0.6 bar (-8.6 psi) | 3.6 bar (52 psi) |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.