P1281 GMC Code - Accelerator Pedal Position Sensor 2 Circuit Performance
Quick Answer
The P1281 GMC code indicates an issue with the Accelerator Pedal Position Sensor 2 Circuit Performance. Common causes include Faulty accelerator pedal position sensor, Damaged wiring or connectors in the sensor circuit, 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
- P1281 GMC indicates Accelerator Pedal Position Sensor 2 Circuit Performance.
- Common causes
- Common causes include Faulty accelerator pedal position sensor, Damaged wiring or connectors in the sensor circuit, 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 P1281 GMC Description
The P1281 GMC code indicates an issue with the Accelerator Pedal Position Sensor 2 Circuit Performance. This sensor is responsible for monitoring the position of the accelerator pedal and sending this information to the engine control module (ECM) to adjust the fuel injection and ignition timing accordingly. When the sensor detects a problem with its performance, it can lead to various issues with the vehicle's performance and drivability.
Common Causes of P1281 GMC
- Faulty accelerator pedal position sensor
- Damaged wiring or connectors in the sensor circuit
- ECM malfunction
- Corrosion or moisture in the sensor connections
- Physical damage to the sensor or its components
Symptoms of P1281 GMC
- Reduced power and acceleration
- Rough idling or stalling
- Hesitation when accelerating
- Check Engine Light illuminated
How to Fix P1281 GMC
- Begin by using a diagnostic scanner to read and record the fault codes, including the P1281 GMC code.
- Inspect the accelerator pedal position sensor, wiring, and connectors for any visible signs of damage or corrosion.
- Test the sensor's performance using a multimeter to ensure it is functioning within specifications.
- If the sensor is found to be faulty, replace it with a new one following the manufacturer's guidelines.
- Clear the fault codes from the ECM's memory and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P1281 GMC
The typical repair costs for addressing the P1281 GMC code can vary depending on the specific cause of the issue. In general, replacing the accelerator pedal position sensor can range from $100 to $200, while diagnostic and labor costs can add an additional $100 to $200. Overall, the total repair cost for this issue is estimated to be between $200 and $400. It's important to note that these costs are approximate and can vary based on factors such as location, vehicle make and model, and labor rates at auto repair shops. It's recommended to consult with a qualified mechanic for a more accurate estimate based on your specific circumstances.
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