OBD Codes List

Diagnostic reference · P0345

P0345

Camshaft Position Sensor A Circuit Bank 2

System
Ignition and misfire (P code)
Lamp
Check Engine Light
Category
Powertrain - Ignition

What it means

P0345 means Camshaft Position Sensor A Circuit Bank 2.

Where it lives

For P0345, the circuit described runs through the sensor. The description of P0345 puts it on bank 2.

Check these first

  • A faulty cam position sensor A on bank 2
  • Wiring or connector faults on the sensor A circuit
  • Corrosion or water at the sensor A connector
  • Cam timing or phasing off on bank 2
  • A faulty PCM input

What to do next

  1. Read cam position sensor A on bank 2 with a scan tool
  2. Inspect the sensor A connector and wiring
  3. Check the sensor A circuit for a short or open
  4. Check the cam timing and phasing on bank 2
  5. Replace cam position sensor A if the signal is bad
  6. Clear the code and retest

Look up another code

Enter a full code or a symptom. Press / to search. How to read a code

Type a code above, or start from a symptom or a common code.

Updated

Generic SAE J2012 definition. Last updated 2026-10-10.