Engine-Codes - Scion - P0327 2005 Scion xB

P0327 2005 Scion xB Code - Knock Sensor 1 Circuit Low Input

- Code Popularity: 3,259 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 2/3
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What are the Possible Causes of the DTC P0327 2005 Scion xB?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Knock Sensor
  • Knock Sensor circuit poor electrical connection
  • Knock Sensor harness is open or shorted
  • Faulty Engine Control Module (ECM)

Code Tech Notes

The P0327 code means that the Knock Sensor is not working properly. Replacing the knock sensor usually takes care of the problem.

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How to Fix the DTC P0327 2005 Scion xB?

Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.

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What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the P0327 2005 Scion xB code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

When is the Code Detected?

An excessively low voltage from the sensor is sent to Engine Control Module (ECM)

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)
  • Engine Lack / Loss of Power
  • The ECM enters fail-safe mode. During fail-safe mode, the ignition timing is delayed to its maximum retardation.

What Does the P0327 2005 Scion xB Code Mean?

The knock sensor is attached to the cylinder block. It senses engine knocking using a piezoelectric element. A knocking vibration from the cylinder block is sensed as vibrational pressure. This pressure is converted into a voltage signal and sent to the Engine Control Module (ECM).

P0327 2005 Scion xB Code - Knock Sensor 1 Circuit Low Input

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