Chevrolet P1371 Code Description
The P1371 code for Chevrolet vehicles indicates a missing low resolution signal, specifically related to the crankshaft position sensor. The crankshaft position sensor is a critical component that monitors the position and rotational speed of the crankshaft in the engine. This information is crucial for the engine control module (ECM) to determine ignition timing, fuel injection timing, and various other engine functions.
Common Causes of Chevrolet P1371 Code
NOTE: The listed causes may not be a complete list of all potential issues and there may be other causes.
- Faulty crankshaft position sensor
- Wiring issues or poor connection
- Improper sensor alignment
- ECM malfunctions
- Mechanical problems with the crankshaft
Symptoms of Chevrolet P1371 Code
- Engine misfires
- Difficulty starting the engine
- Rough idle or stalling
- Reduced engine performance
- Illuminated check engine light
How to Fix Chevrolet P1371 Code
- Diagnose the problem using a diagnostic scanner to retrieve error codes and test the crankshaft position sensor.
- Inspect the wiring harness and connections for any signs of damage or corrosion. Repair or replace as needed.
- Check the alignment of the crankshaft position sensor and adjust if necessary.
- Replace the crankshaft position sensor if it is found to be faulty.
- Clear the error codes and perform a road test to ensure the issue has been resolved.