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 MANUALSSAAB1993900 S, 2D HATCHBACK, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROLS - TESTS W/CODESFAULT CODES (USING ISAT SCAN TESTER)TROUBLE CODE DEFINITION (9000 SERIES TURBO)
1993 Saab 900 S, 2D Hatchback, Standard
Trouble Code Definition (9000 Series Turbo)
1993 Saab 900 S, 2D Hatchback, StandardSECTION Trouble Code Definition (9000 Series Turbo)
DIAGNOSTIC CODE - TRIONIC SMFI (9000 SERIES TURBO)
| Code | Fault |
|---|---|
| P0105 | MAP Sensor |
| P0106 | MAP Sensor, Range/Performance Fault |
| P0107 | MAP Sensor, Signal Too Low |
| P0108 | MAP Sensor, Signal Too High |
| P0110 | IAT Sensor |
| P0112 | IAT Sensor Signal Too Low |
| P0113 | IAT Sensor Signal Too High |
| P0115 | ECT Sensor |
| P0117 | ECT Sensor Signal Too Low |
| P0118 | ECT Sensor Signal Too High |
| P0120 | TPS Sensor |
| P0122 | TPS Sensor Signal Too Low |
| P0123 | TPS Sensor Signal Too High |
| P0130 | O2 Sensor |
| P0135 | O2 Sensor Preheating Faulty |
| P1130 | O2 Sensor Preheating Current High |
| P1135 | Front O2 Sensor Preheating Current Low |
| P0170 | Fuel/Air Mixture Adaptation Fault |
| P0171 | Fuel/Air Mixture Lean |
| P0172 | Fuel/Air Mixture Rich |
| P1322 | Engine RPM |
| P0325 | Knock Sensor |
| P0335 | Crankshaft Position Sensor |
| P0443 | EVAP Valve Control Circuit |
| P1444 | EVAP Valve Current High |
| P1445 | EVAP Valve Current Low |
| P0500 | Speed Sensor |
| P0501 | Speed Sensor Malfunction |
| P0502 | Speed Sensor Signal Too Low |
| P0505 | Idling Control, IAC Valve |
| P1500 | Battery Voltage |
| P0605 | Internal Monitoring Function |
| P1651 | Internal Monitoring Function, RAM Fault |
| P1652 | Internal Monitoring Function, ROM Fault |
RENDER: 1.0x
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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.