AutoCodesAcura – P0722 Acura

P0722 Acura Code - Output Shaft Speed Sensor No Signal

Quick Answer

The Output Shaft (Countershaft) Speed Sensor is attached to the transmission housing to sense countershaft revolutions. Common causes include Faulty Output Shaft (Countershaft) Speed Sensor, Output Shaft Speed Sensor harness is open or shorted, Output Shaft Speed Sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P0722 Acura indicates Output Shaft Speed Sensor No Signal.
Common causes
Common causes include Faulty Output Shaft (Countershaft) Speed Sensor, Output Shaft Speed Sensor harness is open or shorted, Output Shaft Speed Sensor circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code Popularity 24,051
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 13, 2020
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Code P0722 Acura Description

The Output Shaft (Countershaft) Speed Sensor is attached to the transmission housing to sense countershaft revolutions. The Engine Control Module (ECM) determines the vehicle speed according to the signal from the Output Shaft (Countershaft) Speed Sensor to the control units. If no signal from the Output Shaft (Countershaft) Speed Sensor is received for a set period of time, the ECM detects a malfunction, and a Diagnostic Trouble Code (DTC) is stored.
OBDII Code P0722 Acura - Output Shaft Speed Sensor No Signal - AutoCodes.com
P0722 Acura Code - Output Shaft Speed Sensor No Signal

What are the Possible Causes of the DTC P0722 Acura?

  • Faulty Output Shaft (Countershaft) Speed Sensor
  • Output Shaft Speed Sensor harness is open or shorted
  • Output Shaft Speed Sensor circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P0722 Acura?

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

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0722 Acura code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P0722 Acura code?

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Need Help with the Code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0722 Acura Code

No Frequently Asked Questions about P0722 Acura Code found.

Discuss the causes and fixes for P0722 Acura OBDII Code

  • My Acura has a p0722 code. Engine dies when put in gear. Just recently replaced coolant

  • The P0722 code is for Output Speed Sensor on the transmission and is not related to the coolant. Start by checking the transmission fluid level and condition.

  • Did the radiator mix the coolant and transmission fluid together?

  • The radiator should not mix coolant and transmission fluid. If the fluids are mixed, the transmission cooler (inside the radiator) can be damaged.

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