AutoCodes - OBDII Code List - P0720 2001 INFINITI G20

P0720 2001 INFINITI G20 - Vehicle Speed Sensor

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3    What is this?
Table of contents

P0720 2001 INFINITI G20 Possible Causes

  • Faulty Revolution Sensor
  • Revolution Sensor harness is open or shorted
  • Revolution Sensor circuit poor electrical connection

How do I fix code P0720 2001 INFINITI G20?

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's pins.

Tech Notes

On most Infiniti vehicles, the vehicle speed sensor is called Revolution Sensor. If there are no mechanical problems in the transmission, usually replacing the revolution sensor takes care of the problem.

Cost of diagnosing the P0720 2001 INFINITI G20 code

Labor: 1.0

The cost of diagnosing the P0720 2001 INFINITI G20 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops 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.

Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)
  • Speedometer improper reading
  • Possible shifting problems

P0720 2001 Infiniti G20 Description

The speed sensor (revolution 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.

2001 Infiniti G20 Speed Sensor (Revolution Sensor) Location
OBDII Code P0720 2001 Infiniti G20 - Vehicle Speed Sensor -

P0720 2001 INFINITI G20 More Information

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