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 DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSENGINE SPEED SENSORADJUSTMENTS
1995 Audi 90 Quattro Sport V6-2.8L (AAH)
Engine Speed Sensor: Adjustments
1995 Audi 90 Quattro Sport V6-2.8L (AAH)SECTION Adjustments
Engine Speed Sensor:
Correct mounting position of Engine Speed Sensor is needed to insure ECM receives accurate information. The mounting bracket for the Engine Speed Sensor can be moved in the slots. The position of bracket is set at the factory and must not be altered. If the bolts have been inadvertently loosened and the bracket thus moved, it should be reset to the correct position.
IF:
^ Bracket has moved.
^ Engine Speed Sensor has been replaced.
^ Engine Speed Sensor is being replaced.
^ Engine Speed Sensor signal faulty.
^ ECM trouble code indicates Engine Speed Sensor.
Bracket Position Should Be Checked Or Reset.
Adjustment procedure for Engine Speed Sensor bracket is addressed in:
^ COMPONENT REPLACEMENT AND REPAIR
^ ENGINE SPEED SENSOR REPLACEMENT
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.