P0720 Lincoln Code - Output Shaft Speed Sensor Circuit Malfunction
Quick Answer
The Output Shaft Speed (OSS) Sensor provides the Powertrain Control Module (PCM) with information about the rotational speed of an output shaft. Common causes include Faulty Output Speed Sensor (OSS), Output Speed Sensor harness is open or shorted, Output 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
- P0720 Lincoln indicates Output Shaft Speed Sensor Circuit Malfunction.
- Common causes
- Common causes include Faulty Output Speed Sensor (OSS), Output Speed Sensor harness is open or shorted, Output 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.
Code P0720 Lincoln Description
What are the Possible Causes of the DTC P0720 Lincoln?
- Faulty Output Speed Sensor (OSS)
- Output Speed Sensor harness is open or shorted
- Output Speed Sensor circuit poor electrical connection
- Faulty Powertrain Control Module (PCM)
How to Fix the DTC P0720 Lincoln?
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.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0720 Lincoln 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.
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Frequently Asked Questions about P0720 Lincoln Code
1. What does the OBDII code P0720 mean on a Lincoln?
Code P0720 indicates a malfunction in the Output Shaft Speed Sensor Circuit, which monitors the rotational speed of the transmission's output shaft.
2. What are common symptoms of the P0720 code on a Lincoln?
Symptoms may include erratic shifting, transmission stuck in a single gear, reduced fuel efficiency, or the speedometer not working properly.
3. What causes the P0720 code to appear on a Lincoln?
Common causes include a faulty output shaft speed sensor, damaged wiring or connectors, a malfunctioning transmission control module (TCM), or internal transmission issues.
4. Can I drive my Lincoln with a P0720 code?
While the vehicle may still be drivable, it is not recommended as it can lead to further transmission damage and unsafe driving conditions.
5. How do I diagnose the P0720 code on a Lincoln?
Diagnosis involves checking the output shaft speed sensor, inspecting the wiring and connectors for damage, and using a scan tool to verify sensor readings.
6. How do I fix the P0720 code on my Lincoln?
Repairs may include replacing the output shaft speed sensor, repairing or replacing damaged wiring, or reprogramming/updating the TCM.
7. How much does it cost to repair a P0720 code on a Lincoln?
The cost varies depending on the issue, but replacing the output shaft speed sensor typically costs between $100 and $300, including parts and labor.
8. Can a dirty or low transmission fluid level cause the P0720 code?
While not a direct cause, dirty or low transmission fluid can contribute to transmission problems that may trigger the P0720 code.
9. Will clearing the P0720 code fix the issue?
Clearing the code without addressing the underlying problem will only temporarily remove the warning, and the code is likely to return.
10. Can a bad speed sensor damage the transmission on a Lincoln?
A faulty output shaft speed sensor can lead to incorrect transmission operation, which may cause long-term damage if not addressed promptly.
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