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 MANUALSVOLVO1993960 4D WAGON, AW30-43REPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESENSOR RANGE CHARTSENGINE CONTROLS - SENSOR OPERATING RANGE CHARTSSENSOR RANGE CHARTS
1993 Volvo 960 4D Wagon, AW30-43
Sensor Range Charts
1993 Volvo 960 4D Wagon, AW30-43SECTION Sensor Range Charts
NOTE:
Perform all voltage tests using a Digital Volt-Ohmmeter (DVOM) with a minimum 10-megohm input impedance unless otherwise instructed in test procedure.
AIR TEMPERATURE SENSOR RESISTANCE
| Temperature °F (°C) | Ohms |
|---|---|
| -4 (-20) | 15,000 |
| 32 (0) | 5800 |
| 68 (20) | 2500 |
| 176 (80) | 330 |
| 212 (100) | 160 |
COOLANT TEMPERATURE SENSOR RESISTANCE
| Application | Ohms |
|---|---|
| 32°F (0°C) | 7300 |
| 68°F (20°C) | 2800 |
| 176°F (80°C) | 300 |
AIR CONTROL VALVE (IDLE VALVE) RESISTANCE
| Application | Ohms |
|---|---|
| 960 | 25 |
MASS AIRFLOW SENSOR RESISTANCE
| Terminals | Ohms | ||
|---|---|---|---|
| 2 & 3 (1) | 2.5-4.0 | ||
|
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OXYGEN SENSOR HEATER RESISTANCE
| Temperature °F (°C) | Ohms |
|---|---|
| 68 (20) | 2-3 |
| 660 (350) | 7-14 |
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.