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volvo Workshop Repair Guides


XC90 2.5T AWD L5-2.5L Turbo VIN 59 B5254T2 (2003)

Powertrain Management > Sensors and Switches - Powertrain Management > Sensors and Switches - Computers and Control Systems > Knock Sensor > Component Information > Locations > Page 4136

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Caution! Tighten to the correct torque. If the knock sensor is over-tightened it may deform. If it is too loose it may disrupt the function of the
sensor.

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Install the new sensors using the screws in the cylinder block

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Route the cables on the outside of the starter motor bracket

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Align the sensors (looking from the front)

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The cable from the sensor at cylinder 3 = 3 o'clock and from the sensor for cylinder 5 = 6 o'clock

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Tighten the knock sensors. See Tightening torque See: Engine, Cooling and Exhaust/Engine/Specifications/Mechanical Specifications/Tightening
Torque 

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Press the knock sensor (KS) connectors together. Check that the wiring is in the correct position. Use a clamp if necessary.

Install the intake manifold according to Intake pipe/gasket, replacement See: Engine, Cooling and Exhaust/Engine/Intake Manifold/Service and Repair.
Connect the battery lead. See Battery, disconnecting See: Starting and Charging/Battery/Service and Repair/Procedures/Battery, Disconnecting.

Powertrain Management > Sensors and Switches - Powertrain Management > Sensors and Switches - Computers and Control Systems > Knock Sensor > Component Information > Locations > Page 4136

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