P2122 Lincoln Code - Throttle/Pedal Position Sensor/Switch 'D' Circuit Low
Quick Answer
The P2122 diagnostic trouble code for Lincoln vehicles indicates an issue with the Throttle/Pedal Position Sensor/Switch 'D' Circuit being too low. Common causes include Faulty throttle position sensor, Damaged or corroded wiring/connectors, ECM malfunction. 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
- P2122 Lincoln indicates Throttle/Pedal Position Sensor/Switch 'D' Circuit Low.
- Common causes
- Common causes include Faulty throttle position sensor, Damaged or corroded wiring/connectors, ECM malfunction.
- 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 P2122 Lincoln Description
The P2122 diagnostic trouble code for Lincoln vehicles indicates an issue with the Throttle/Pedal Position Sensor/Switch 'D' Circuit being too low. This sensor is responsible for sending signals to the engine control module (ECM) regarding the position of the throttle pedal and helps regulate the vehicle's acceleration. When this sensor malfunctions or sends inaccurate signals, it can lead to a variety of performance issues and potentially unsafe driving conditions.
Common Causes of P2122 Lincoln
- Faulty throttle position sensor
- Damaged or corroded wiring/connectors
- ECM malfunction
- Throttle body issues
- Electronic throttle control system fault
Symptoms of P2122 Lincoln
- Reduced engine power
- Stalling or surging while driving
- Difficulty accelerating
- Check Engine Light illuminated
- Vehicle going into "limp mode"
How to Fix P2122 Lincoln
- Begin by diagnosing the specific cause of the P2122 code by using a diagnostic scanner to read the code and perform further testing.
- Inspect the throttle position sensor and its wiring for any damage or corrosion. Replace the sensor if necessary.
- Check the throttle body for any obstructions or malfunctions that could be affecting the sensor's readings.
- Test the ECM to ensure it is functioning properly and communicating with the sensor correctly.
- Clear the trouble code from the ECM's memory and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P2122 Lincoln
The cost of repairing a P2122 code on a Lincoln vehicle can vary depending on the specific cause of the issue and the labor rates in your area. In general, you can expect to pay anywhere from $150 to $400 for parts and labor. Keep in mind that diagnostic time and labor rates can vary between auto repair shops, so it's advisable to get quotes from multiple sources before proceeding with the repair. Additionally, if the issue is related to a faulty sensor or ECM, the costs may increase due to the price of the replacement parts.
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