OBD Codes List

Diagnostic reference · P0016

P0016

Crankshaft Position - Camshaft Position Correlation (Bank 1, Sensor A)

System
Fuel and air metering (P code)
Lamp
Check Engine Light
Category
Powertrain - Fuel/Air Metering

What it means

P0016 means Crankshaft Position - Camshaft Position Correlation (Bank 1, Sensor A).

Where it lives

For P0016, start at the sensor the description names. The description of P0016 puts it on bank 1.

Check these first

  • Stretched or skipped timing chain or belt
  • Misaligned timing marks after repair
  • Faulty crankshaft or camshaft position sensor
  • Failed VVT phaser or tensioner
  • Engine timing component failure

What to do next

  1. Do not drive with the engine misfiring or rattling
  2. Verify timing marks and chain/belt alignment
  3. Check both position sensor signals while cranking
  4. Inspect the tensioner, guides, and phaser for wear
  5. Correct the timing issue, then clear the code and road test

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Updated

Generic SAE J2012 definition. Last updated 2026-08-30.