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 MANUALSSAAB1995900 S, 2D HATCHBACK, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 8 (ENGINE CONTROLS - SELF-DIAGNOSTICS - TRIONIC FUEL CONTROL SYSTEM)TESTING & REPAIR PROCEDURERETRIEVING DIAGNOSTIC TROUBLE CODES
1995 Saab 900 S, 2D Hatchback, Automatic
Retrieving Diagnostic Trouble Codes
1995 Saab 900 S, 2D Hatchback, AutomaticSECTION Retrieving Diagnostic Trouble Codes
WARNING: This page is about a different car, the 1996 Saab 900. However, it is still accessible from the selected car via links, so may be relevant.
Access Data Link Connector (DLC), under left side of instrument panel. Connect and operate scan tester in accordance with manufacturer's instructions. Turn ignition on. Following scan tool instructions, retrieve any DTCs stored in memory. See CODE IDENTIFICATION table.
DIAGNOSTIC TROUBLE CODE (DTC) DEFINITION
| DTC | Malfunction Indicated |
|---|---|
| P0105 | Manifold Absolute Pressure (MAP) Sensor; Faulty Operation |
| P0106 | Manifold Absolute Pressure (MAP) Sensor; Faulty Input |
| P0107 | Manifold Absolute Pressure (MAP) Sensor; Signal Low Or Shorted To Ground |
| P0108 | Manifold Absolute Pressure (MAP) Sensor; Signal High Or Shorted To Battery Voltage |
| P0110 | Intake Air Temperature (IAT) Sensor; Faulty Operation |
| P0112 | Intake Air Temperature (IAT) Sensor Signal Low Or Shorted To Ground |
| P0113 | Intake Air Temperature (IAT) Sensor Signal High, Shorted To Battery Voltage, Or Open |
| P0115 | Engine Coolant Temperature (ECT) Sensor; Faulty Operation |
| P0117 | Engine Coolant Temperature (ECT) Sensor Signal Low Or Shorted To Ground |
| P0118 | Engine Coolant Temperature (ECT) Sensor Signal High, Shorted To Battery Voltage, Or Open |
| P0120 | Throttle Position (TP) Sensor; Faulty Operation |
| P0121 | Throttle Position (TP) Sensor; Faulty Input |
| P0122 | Throttle Position (TP) Sensor Signal Low Or Shorted To Ground |
| P0123 | Throttle Position (TP) Sensor Signal High, Shorted To Battery Voltage, Or Open |
| P0125 | Coolant Temperature Sensor (CTS); Faulty Operation |
| P0130 | Front HO2S; Faulty Operation |
| P0131 | Front HO2S; Faulty Operation |
| P0132 | Front HO2S Signal High (Rich) Or Shorted To Battery Voltage |
| P0133 | Front HO2S; Poor Response |
| P0135 | Front HO2S Heater; Current Outside Limits |
| P0136 | Rear HO2S Heater; Faulty Operation |
| P0138 | Rear HO2S Heater; Shorted To Voltage |
| P0140 | Rear HO2S Heater; Shorted To Ground Or Open |
| P0141 | Rear HO2S Heater; Current Outside Limits |
| P0170 | Faulty Mixture |
| P0171 | Lean Mixture |
| P0172 | Rich Mixture |
| P0300 | Misfire; Random |
| P0301 | Misfire; Cyl. No. 1 |
| P0302 | Misfire; Cyl. No. 2 |
| P0303 | Misfire; Cyl. No. 3 |
| P0304 | Misfire; Cyl. No. 4 |
| P0327 | Ignition Coil Module; No Knock Signal |
| P0335 | Crankshaft Position Sensor (CKP) Signal; Faulty Operation |
| P0340 | Camshaft Position Sensor (CPS) Signal; Faulty Operation |
| P0420 | Catalytic Converter |
| P0441 | EVAP Purge Valve; Low Flow |
| P0442 | Purge System; Small Leak |
| P0443 | EVAP Valve Control Circuit Faulty |
| P0444 | EVAP Valve Control Circuit Current Too High Or Open Circuit |
| P0445 | EVAP Valve Control Circuit Current Too Low Or Shorted To Ground |
| P0452 | Fuel Tank Pressure Sensor; Voltage Too Low |
| P0453 | Fuel Tank Pressure Sensor; Voltage Too High |
| P0455 | Purge System; Large Leak |
| P0500 | Vehicle Speed Sensor (VSS); Faulty Operation |
| P0501 | Vehicle Speed Sensor (VSS); Signal Outside Limits |
| P0502 | Vehicle Speed Sensor (VSS); No Signal |
| P0505 | Idle Air Control (IAC) Valve; Faulty Operation |
| P0506 | Idle Air Control (IAC) Valve; Idle Speed Too Low |
| P0507 | Idle Air Control (IAC) Valve; Idle Speed Too High |
| P0605 | Electronic Control Module (ECM) Internal Fault |
| P1170 | Closed Loop; Malfunction |
| P1171 | Closed Loop; Lean Mixture |
| P1172 | Closed Loop; Rich Mixture |
| P1416 | Low Fuel Level |
| P1549 | Boost Pressure Control; Malfunction |
| P1576 | Brake Light Switch; Short To Voltage |
| P1577 | Brake Light Switch; Open Circuit |
| P1611 | MIL; Short To Ground |
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.