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 MANUALSVOLVO1987760 GLE, 4D WAGON, AW71REPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMFUEL INJECTION SYSTEM - BOSCH LH (NON TURBO)TESTINGTEMPERATURE SENSOR CIRCUIT
1987 Volvo 760 GLE, 4D Wagon, AW71
Temperature Sensor Circuit
1987 Volvo 760 GLE, 4D Wagon, AW71SECTION Temperature Sensor Circuit
- Turn ignition off. Connect an ohmmeter between terminal No. 2 and ground. Resistances for various temperatures will be as follows: 290-364 ohms at 175°F (80°C), 2280-2720 at 70°F (20°C), and 8260-10,560 ohms at 15°F (-10°C).
- If resistance is considerably higher than specified, an open circuit is indicated. If resistance is at or near zero ohms a short circuit is indicated.
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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.