P1273 Cadillac Code - Accelerator Pedal Position Sensor 1-3 Correlation
Quick Answer
The P1273 diagnostic trouble code (DTC) specifically pertains to the Accelerator Pedal Position Sensor 1-3 Correlation in Cadillac vehicles. Common causes include Faulty accelerator pedal position sensors, Wiring or connection issues between the sensors and ECM, 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
- P1273 Cadillac indicates Accelerator Pedal Position Sensor 1-3 Correlation.
- Common causes
- Common causes include Faulty accelerator pedal position sensors, Wiring or connection issues between the sensors and ECM, 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 P1273 Cadillac Description
The P1273 diagnostic trouble code (DTC) specifically pertains to the Accelerator Pedal Position Sensor 1-3 Correlation in Cadillac vehicles. This code indicates that there is a discrepancy between the signals being sent by the accelerator pedal position sensor 1 and sensor 3. These sensors are crucial components of the vehicle's electronic throttle control system, which helps regulate the amount of air entering the engine to control its speed and performance.
Common Causes of P1273 Cadillac
- Faulty accelerator pedal position sensors
- Wiring or connection issues between the sensors and ECM
- ECM malfunction
- Throttle body malfunction
- Electronic throttle control system calibration error
Symptoms of P1273 Cadillac
- Reduced engine power
- Hesitation or delayed throttle response
- Engine stalling or rough idling
- Illumination of the Check Engine Light
- Poor fuel efficiency
How to Fix P1273 Cadillac
- Perform a thorough diagnostic scan to confirm the P1273 code and identify the specific cause of the correlation issue.
- Inspect the accelerator pedal position sensors 1 and 3 for any signs of damage or wear. Replace the sensors if necessary.
- Check the wiring harness and connections between the sensors and the ECM for any loose, damaged, or corroded wires. Repair or replace as needed.
- Test the electronic throttle control system and recalibrate if necessary to ensure proper sensor correlation.
- Clear the DTC and test drive the vehicle to verify that the issue has been resolved.
Cost to Fix P1273 Cadillac
The typical repair cost for addressing the Accelerator Pedal Position Sensor 1-3 Correlation issue in a Cadillac can range from $200 to $500. This estimate includes the cost of parts such as the sensors, wiring harness, and any necessary diagnostic or labor charges. However, actual repair costs may vary depending on the specific model of the Cadillac, the location of the repair shop, and the extent of the damage or repairs needed. It is advisable to consult with a qualified mechanic or auto repair shop to obtain a more accurate estimate based on your vehicle's individual circumstances.
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