P0122 2014 Chevrolet Silverado Code - Throttle Position Sensor 1 Circuit Low Voltage
Quick Answer
The P0122 diagnostic trouble code (DTC) for a 2014 Chevrolet Silverado indicates an issue with the Throttle Position Sensor (TPS) 1 Circuit registering low voltage. Common causes include Faulty Throttle Position Sensor, Wiring issues such as a short circuit or open circuit in the TPS circuit, Corrosion or poor connections in the TPS wiring harness. 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
- P0122 2014 Chevrolet Silverado indicates Throttle Position Sensor 1 Circuit Low Voltage.
- Common causes
- Common causes include Faulty Throttle Position Sensor, Wiring issues such as a short circuit or open circuit in the TPS circuit, Corrosion or poor connections in the TPS wiring harness.
- 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 P0122 2014 Chevrolet Silverado Description
The P0122 diagnostic trouble code (DTC) for a 2014 Chevrolet Silverado indicates an issue with the Throttle Position Sensor (TPS) 1 Circuit registering low voltage. The TPS is a crucial component of the vehicle's electronic throttle control system, responsible for monitoring the position of the throttle pedal and sending this information to the engine control module (ECM). The ECM uses this data to determine the appropriate fuel delivery and ignition timing for optimal engine performance.
Common Causes of P0122 2014 Chevrolet Silverado
- Faulty Throttle Position Sensor.
- Wiring issues such as a short circuit or open circuit in the TPS circuit.
- Corrosion or poor connections in the TPS wiring harness.
- ECM software or hardware issues.
- Mechanical issues affecting the throttle body's operation.
Symptoms of P0122 2014 Chevrolet Silverado
- Hesitation or lack of response when pressing the accelerator pedal.
- Rough idling or fluctuating engine speed.
- Poor acceleration or loss of power.
- Engine stalling or difficulty starting.
- Illumination of the Check Engine Light.
How to Fix P0122 2014 Chevrolet Silverado
- Begin by diagnosing the TPS using a scan tool to confirm the P0122 code and check for any related codes.
- Inspect the TPS wiring and connector for any signs of damage, corrosion, or poor connections. Repair or replace as necessary.
- Test the TPS using a multimeter to verify its functionality and signal output. Replace the TPS if it fails the test.
- Clear the DTC and perform a test drive to ensure the issue has been resolved and the Check Engine Light does not reappear.
- If the problem persists, further diagnostics may be required to identify any underlying issues with the throttle body, ECM, or other related components.
Cost to Fix P0122 2014 Chevrolet Silverado
The typical repair costs for addressing a P0122 code on a 2014 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, replacing a faulty Throttle Position Sensor can cost between $50 and $200, including parts and labor. However, if additional repairs or diagnostics are needed, the total cost may increase. It is advisable to consult with a qualified mechanic or auto repair shop for a more accurate estimate based on the specific circumstances of the vehicle. Keep in mind that labor rates can vary between different locations and types of repair facilities, so it's essential to research local rates for a more precise cost estimate.
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