Buick Code P1375 – High Voltage IC 24X Reference Circuit

Code P1375 Description Buick

Code P1375 Buick refers to a problem with the vehicle’s IC 24X reference circuit. The IC 24X reference circuit is responsible for providing a stable voltage signal to the Engine Control Module (ECM). When the voltage in this circuit is detected as too high, it can lead to various performance issues in the vehicle.

Common Causes of Buick Code P1375

NOTE: The listed causes may not be a complete list of all potential problems, and there may be other causes.

1. Faulty IC 24X reference circuit sensor
2. Short circuit or open circuit in the wiring
3. ECM malfunction
4. Corrosion or damage to electrical connections
5. Electrical interference from other components

Symptoms of Buick Code P1375

1. Engine misfires or runs unevenly
2. Decreased fuel efficiency
3. Check engine light illuminates on the dashboard
4. Loss of power while driving
5. Irregular idle

How to Fix Buick Code P1375

1. Use a diagnostic scanner to read the code and identify the exact cause of the problem.
2. Inspect the IC 24X reference circuit sensor and wiring for any visible damage or corrosion.
3. Test the sensor’s output voltage and compare it to the manufacturer’s specifications.
4. Replace the faulty sensor or repair any damaged wiring if necessary.
5. Clear the code from the ECM memory and test the vehicle to ensure the issue has been resolved.