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P0720 Subaru Code - Output Speed Sensor Circuit

- Code Popularity: 16,883 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P0720 Subaru?

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 Speed Sensor
  • Speed Sensor harness is open or shorted
  • Speed Sensor circuit poor electrical connection
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How to Fix the DTC P0720 Subaru?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0720 Subaru code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

When is the Code Detected?

Diagnostic trouble code is detected when Transmission Control Module (TCM) does not receive the proper voltage signal from the sensor.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)
  • Speedometer improper reading
  • Transmission issues

Code P0720 Subaru Description

The speed sensor detects the revolution of the idler gear parking pawl lock gear and emits a pulse signal. The pulse signal is sent to the Transmission Control Module (TCM) which converts it into vehicle speed.

OBDII Code P0720 Subaru - Output Speed Sensor Circuit - AutoCodes.com
P0720 Subaru Code - Output Speed Sensor Circuit

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Code P0720 Subaru comments

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