top of page

P0337

Overview

Code

P0337

Code Type

P

Code Class

P0

System

Engine

Severity Level

High

Emissions Related

true

Drivability Impact

Major

Diagnostic Protocol

OBD2

Freeze Frame Useful

true

Code Definition

Diagnostic trouble code P0337 indicates a low input signal from the crankshaft position sensor circuit

Symptoms

Engine stalling; Hard starting

Overview applies to this diagnostic code.

Affected Systems

On This Page

  • Code Definition

  • Symptoms

  • Affected Systems

  • Possible Causes

  • Diagnostic Steps

  • Drive Safety Notes​

More Resources

Low crankshaft signal affects ignition timing and fuel injection accuracy

Possible Causes

Faulty crankshaft sensor; Wiring short to ground

Diagnostic Steps

1 Confirm the code; 2 Inspect wiring for shorts; 3 Monitor live RPM data; 4 Replace the sensor if signal remains low

Drive Safety Notes

Engine may stall unexpectedly Repair is recommended immediately

bottom of page