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 MANUALSAUDI199590 QUATTRO SPORT V6-2.8L (AAH)REPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGCOMPRESSOR SPEED SENSORTESTING AND INSPECTION
1995 Audi 90 Quattro Sport V6-2.8L (AAH)
Compressor Speed Sensor: Testing and Inspection
1995 Audi 90 Quattro Sport V6-2.8L (AAH)SECTION Testing and Inspection
Compressor Speed Sensor:
- Switch ignition off.
- Disconnect harness connector from sensor -G111-.
Connector located in left-front of engine compartment
- Set digital multimeter (Fluke 83 or equivalent) to resistance measuring range (ohm).
- Connect multimeter to connector -A- between two terminals of sensor -G111-.
- Must be 1.0 - 1.5 K ohm
- Connect multimeter between Ground (GND) and each terminal of connector -A-.
- Must be infinite ohms (no continuity)
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.