P1900 2011 Ford Fusion Code - Output Shaft Speed Circuit Intermittent 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 Output Shaft Speed (OSS) not installed properly, Faulty Output Shaft Speed sensor, Output Shaft Speed sensor harness is open or shorted. 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
- P1900 2011 Ford Fusion indicates Output Shaft Speed Circuit Intermittent Malfunction.
- Common causes
- Common causes include Output Shaft Speed (OSS) not installed properly, Faulty Output Shaft Speed sensor, Output Shaft Speed sensor harness is open or shorted.
- 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 P1900 2011 Ford Fusion Description
What are the Possible Causes of the DTC P1900 2011 Ford Fusion?
- Output Shaft Speed (OSS) not installed properly
- Faulty Output Shaft Speed sensor
- Output Shaft Speed sensor harness is open or shorted
- Output Shaft Speed sensor circuit poor electrical connection
How to Fix the DTC P1900 2011 Ford Fusion?
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 P1900 2011 Ford Fusion 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 P1900 2011 Ford Fusion Code
1. What does the OBDII code P1900 mean on a 2011 Ford Fusion?
The P1900 code indicates an intermittent malfunction in the Output Shaft Speed (OSS) sensor circuit, which monitors the rotational speed of the transmission output shaft.
2. What are the symptoms of a P1900 code in a 2011 Ford Fusion?
Common symptoms include erratic shifting, transmission slipping, reduced performance, or the vehicle entering limp mode. The Check Engine Light may also illuminate.
3. What causes the P1900 code to appear on a Ford Fusion?
Possible causes include a faulty OSS sensor, damaged or corroded wiring, loose or disconnected connectors, or issues within the transmission control module (TCM).
4. Can I drive my 2011 Ford Fusion with a P1900 code?
While it may be possible to drive the vehicle, it is not recommended as the transmission could behave unpredictably, potentially causing further damage or unsafe driving conditions.
5. How do I diagnose the P1900 code on my Ford Fusion?
Start by checking the OSS sensor and its wiring for damage or corrosion. Use a scan tool to monitor OSS sensor data and verify if the signal is intermittent or missing.
6. How do I fix the P1900 code on a 2011 Ford Fusion?
Repairs may include replacing the OSS sensor, repairing or replacing damaged wiring/connectors, or reprogramming or replacing the TCM if necessary.
7. Where is the Output Shaft Speed (OSS) sensor located on a 2011 Ford Fusion?
The OSS sensor is typically located on the transmission near the output shaft. Refer to the vehicle’s service manual for its exact location.
8. How much does it cost to repair a P1900 code on a Ford Fusion?
Costs can vary, but replacing the OSS sensor typically ranges from $150 to $300, including parts and labor. Wiring repairs or TCM replacement may increase the cost.
9. Can a dirty or low transmission fluid level cause a P1900 code?
While not a direct cause, dirty or low transmission fluid can lead to poor transmission performance, which could exacerbate sensor-related issues.
10. Do I need to clear the P1900 code after repairs?
Yes, after completing repairs, use an OBDII scanner to clear the code and test drive the vehicle to ensure the issue has been resolved.
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