P1345
System
Powertrain (Ignition)
Scanner som krävs
Enhanced OBD2 scanner (live data graphs, freeze frame, battery voltage test)

Crankshaft/Camshaft Position Sensor Correlation (GM)

Understand P1345, common causes, and the right FOXWELL scanner to diagnose it.

Crank/cam correlation fault common on GM 5.3L/6.0L — timing chain stretch indicator.

Vanliga symptom

  • Rough idle
  • Knock/rattle cold start
  • P0016 may also set

Typiska orsaker

  • Stretched timing chain
  • Failed cam sensor
  • Reluctor ring damage

Vilken scanner behöver du?

Enhanced OBD2 scanner (live data graphs, freeze frame, battery voltage test)

Använd live-data och freeze frame innan du byter delar. ABS-, SRS- och U-koder kräver oftast en fullsystems-scanner.

Diagnostiktips

  • Spara freeze frame när koden först sätts
  • Rensa koden först efter att orsaken är åtgärdad
  • Kontrollera relaterade väntande koder
  • Verifiera batterispänning över 12,4 V innan du misstänker sensorer

Rekommenderade FOXWELL-scannrar

Vanliga frågor

Can I diagnose P1345 with a basic code reader?
P1345 may set in the engine module, but related diagnostics often benefit from an enhanced or full-system scanner with live data and freeze frame.
Is it safe to drive with P1345?
It depends on the code and symptoms. Flashing check engine lights and misfire codes should be addressed immediately. Consult a professional if unsure.