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P0723 Lincoln Code - Output Shaft Speed Sensor Circuit Intermittent Failure

Quick Answer

The P0723 diagnostic trouble code for a Lincoln indicates an intermittent failure in the output shaft speed sensor circuit. Common causes include Malfunctioning output shaft speed sensor, Damaged or corroded wiring or connectors, Faulty vehicle's computer system. 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
P0723 Lincoln indicates Output Shaft Speed Sensor Circuit Intermittent Failure.
Common causes
Common causes include Malfunctioning output shaft speed sensor, Damaged or corroded wiring or connectors, Faulty vehicle's computer system.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 11, 2024
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Code P0723 Lincoln Description

The P0723 diagnostic trouble code for a Lincoln indicates an intermittent failure in the output shaft speed sensor circuit. The output shaft speed sensor is a crucial component in an automatic transmission system, as it helps monitor the speed of the transmission's output shaft. This information is vital for the proper operation of the transmission, as it allows the vehicle's computer system to adjust shift points and torque converter lockup accordingly.

OBDII Code P0723 Lincoln - Output Shaft Speed Sensor Circuit Intermittent Failure
P0723 Lincoln Code - Output Shaft Speed Sensor Circuit Intermittent Failure

Common Causes of P0723 Lincoln

  1. Malfunctioning output shaft speed sensor
  2. Damaged or corroded wiring or connectors
  3. Faulty vehicle's computer system
  4. Electrical issues
  5. Transmission fluid contamination

Symptoms of P0723 Lincoln

  1. Erratic shifting or delayed shifting
  2. Check Engine Light illuminated
  3. Decreased fuel efficiency
  4. Transmission slipping
  5. Harsh or rough shifting

How to Fix P0723 Lincoln

  1. Begin by diagnosing the issue with a professional OBD-II scanner to confirm the P0723 code.
  2. Inspect the output shaft speed sensor and its wiring for any visible damage or corrosion.
  3. Test the sensor using a multimeter to check for proper resistance and voltage output.
  4. Replace the output shaft speed sensor if it is found to be faulty.
  5. Clear the error codes and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P0723 Lincoln

The cost estimate for repairing a P0723 code in a Lincoln can vary depending on the specific model and the extent of the issue. Typically, the cost of a new output shaft speed sensor can range from $50 to $150, with additional costs for labor and diagnostic time. Overall, the repair for this code can range from $150 to $300, but it's essential to consult with a professional mechanic to get an accurate estimate based on your vehicle's specific needs. Keep in mind that labor rates can vary, so it's advisable to shop around for the best price.

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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 P0723 Lincoln Code

1. What does the OBDII code P0723 mean on a Lincoln?

P0723 indicates an intermittent failure in the output shaft speed (OSS) sensor circuit, which monitors the rotational speed of the transmission's output shaft.

2. What are the symptoms of code P0723 in a Lincoln?

Common symptoms include erratic shifting, transmission slipping, loss of speedometer function, or the activation of the Check Engine Light.

3. What causes the P0723 code to appear?

Causes may include a faulty OSS sensor, damaged wiring or connectors in the sensor circuit, corrosion, or an issue with the transmission control module (TCM).

4. Can I drive my Lincoln with a P0723 code?

Driving with this code is not recommended, as it can cause shifting problems that may lead to further damage to the transmission.

5. How do I diagnose the P0723 code on a Lincoln?

Start by inspecting the OSS sensor, its wiring, and connectors for damage or corrosion. Use a multimeter to test the sensor and check for continuity in the circuit.

6. How is the P0723 code fixed in a Lincoln?

Repairs may involve replacing the OSS sensor, repairing or replacing damaged wiring, cleaning corroded connectors, or reprogramming the TCM if necessary.

7. Where is the output shaft speed sensor located on a Lincoln?

The OSS sensor is typically located on the transmission case near the output shaft.

8. How much does it cost to fix a P0723 code on a Lincoln?

The repair cost can range from $100 to $300, depending on whether the OSS sensor or wiring needs replacement.

9. Can a bad OSS sensor cause transmission issues in a Lincoln?

Yes, a faulty OSS sensor can cause erratic shifting, slipping, or the transmission going into limp mode.

10. Do I need a professional to fix the P0723 code on my Lincoln?

If you're experienced with automotive repairs, you may handle basic diagnostics and repairs. However, more complex issues like TCM problems may require a professional mechanic.

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