P1901 Lincoln Code - Turbine Shaft Speed Sensor Circuit Intermittent
Quick Answer
The P1901 diagnostic trouble code for Lincoln vehicles indicates an issue with the Turbine Shaft Speed Sensor Circuit being intermittent. Common causes include Faulty turbine shaft speed sensor, Damaged wiring or connectors in the sensor circuit, Malfunctioning transmission control module. 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
- P1901 Lincoln indicates Turbine Shaft Speed Sensor Circuit Intermittent.
- Common causes
- Common causes include Faulty turbine shaft speed sensor, Damaged wiring or connectors in the sensor circuit, Malfunctioning transmission control module.
- 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 P1901 Lincoln Description
The P1901 diagnostic trouble code for Lincoln vehicles indicates an issue with the Turbine Shaft Speed Sensor Circuit being intermittent. The turbine shaft speed sensor is a crucial component of the transmission system, responsible for monitoring the rotational speed of the input shaft. This information is used by the vehicle's transmission control module to determine the appropriate gear selection and shift points. An intermittent fault in this sensor circuit can lead to erratic transmission behavior, including harsh shifting, delayed engagement, or even transmission slipping.
Common Causes of P1901 Lincoln
- Faulty turbine shaft speed sensor
- Damaged wiring or connectors in the sensor circuit
- Malfunctioning transmission control module
- Corrosion or poor connections in the sensor circuit
- Electrical issues such as a blown fuse or relay
Symptoms of P1901 Lincoln
- Erratic shifting behavior
- Delayed engagement when shifting gears
- Harsh or rough shifting
- Transmission slipping
- Illumination of the Check Engine Light
How to Fix P1901 Lincoln
- Begin by diagnosing the specific cause of the issue using a diagnostic scanner to retrieve the fault codes and pinpoint the faulty component.
- Inspect the turbine shaft speed sensor, wiring, and connectors for any visible damage or corrosion. Replace any damaged components as needed.
- Test the sensor circuit for continuity and proper voltage using a multimeter to ensure that the electrical connections are intact.
- Clear the fault codes from the vehicle's computer system and perform a test drive to verify that the issue has been resolved.
- If the problem persists, consider seeking professional help from a certified mechanic or transmission specialist for further diagnosis and repair.
Cost to Fix P1901 Lincoln
The typical repair costs for addressing a P1901 code related to the Turbine Shaft Speed Sensor Circuit Intermittent can range from $200 to $500, including parts and labor. However, it's important to note that the specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Auto repair shops commonly charge between $80 and $150 per hour for labor, with rates potentially higher in metropolitan areas or at dealerships, and lower at independent shops. It's advisable to obtain quotes from local shops for a more accurate estimate of the repair costs.
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