P1273 Chevrolet Code - Accelerator Pedal Position Sensor 1-3 Correlation
Quick Answer
The P1273 Chevrolet code indicates a problem with the correlation between the Accelerator Pedal Position Sensor 1 and 3. Common causes include Faulty accelerator pedal position sensor, Wiring issues or loose connections, Sensor calibration problems. 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
- P1273 Chevrolet indicates Accelerator Pedal Position Sensor 1-3 Correlation.
- Common causes
- Common causes include Faulty accelerator pedal position sensor, Wiring issues or loose connections, Sensor calibration problems.
- 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 P1273 Chevrolet Description
The P1273 Chevrolet code indicates a problem with the correlation between the Accelerator Pedal Position Sensor 1 and 3. In modern vehicles, the accelerator pedal position sensor plays a crucial role in determining how much fuel and air should be delivered to the engine based on the pressure applied to the pedal by the driver. Sensor 1 is typically located on the accelerator pedal itself, while sensor 3 is often found on the throttle body.
Common Causes of P1273 Chevrolet
- Faulty accelerator pedal position sensor
- Wiring issues or loose connections
- Sensor calibration problems
- Corrosion or debris affecting sensor performance
- ECM software glitches or malfunctions
Symptoms of P1273 Chevrolet
- Rough idling or stalling
- Lack of acceleration or response when pressing the gas pedal
- Reduced fuel efficiency
- Check engine light illuminated on the dashboard
How to Fix P1273 Chevrolet
- Begin by diagnosing the specific cause of the issue using a diagnostic scanner to read the fault codes and pinpoint the problem.
- Inspect the wiring and connections related to the accelerator pedal position sensors for any signs of damage, corrosion, or loose connections.
- Test the sensors themselves to determine if they are functioning correctly and providing consistent signals.
- If a faulty sensor is identified, replace it with a new, OEM-quality sensor that is compatible with your vehicle make and model.
- After replacing the sensor, recalibrate it as per the manufacturer's instructions to ensure proper functioning and alignment with the ECM.
Cost to Fix P1273 Chevrolet
The cost of repairing the Accelerator Pedal Position Sensor 1-3 Correlation issue can vary depending on the specific cause of the problem, the make and model of the vehicle, and the labor rates in your area. On average, the repair cost for this issue can range from $200 to $500, including parts and labor. However, it is recommended to obtain a detailed quote from a trusted auto repair shop to get a more accurate estimate based on your individual circumstances. Labor rates typically range from $80 to $150 per hour, but can be higher in certain areas or at dealerships, and lower at independent shops.
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