top of page

P0343

Overview

Code

P0343

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 P0343 indicates a high input signal from the camshaft position sensor circuit

Symptoms

Check Engine Light illuminated

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

High camshaft signal disrupts engine synchronization

Possible Causes

Sensor short to voltage

Diagnostic Steps

1 Confirm the code; 2 Inspect wiring for shorts

Drive Safety Notes

Driving may be possible, but engine performance may degrade

bottom of page