OBD Codes List

Diagnostic reference · P2319

P2319

Ignition Coil G Primary Control Circuit High

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

What it means

P2319 means Ignition Coil G Primary Control Circuit High.

Check these first

  • An ignition coil G primary control wire shorted to voltage
  • An open coil G primary control circuit
  • A failed ignition coil G
  • High resistance in the coil G primary circuit

What to do next

  1. Check for spark at the cylinder fed by coil G
  2. Test the coil G primary control wire for a short to voltage
  3. Check the coil G primary circuit for an open
  4. Measure ignition coil G primary resistance
  5. Replace ignition coil G if the circuit tests good
  6. Clear the code and retest

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Updated

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