OBD-II reference

All 9.533 generic OBD-II codes, explained in detail.

Causes, inspection steps and sources — a comprehensive DIY archive. Created and maintained with love for the detail. Good luck and have fun!

Powertrain generic / SAE

P2319

Ignition Coil G Primary Control Circuit High

Voltage on the primary control of ignition coil A is above the expected limit. Often a short to battery voltage on the primary wire or an open in the coil.

SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number3 / 19

Possible causes

  • Open circuit in primary winding or harness for coil G high
  • Connector pins corroded - high contact resistance low
  • Supply wire pinched against B+ source low

Inspection / repair

  • Difficulty: easy
  • DIY: possible
  • Estimated cost: 60–280 €
  • Estimated time: 0.4–1.2 h
  • Component: ignition coil g
  • Component: ignition coil wiring g
  • Component: ignition module
  • MIL / check engine light
  • emissions-relevant

Sources

References

How to read OBD-II codes

The first letter names the vehicle system, the second digit distinguishes generic from manufacturer-specific, the remaining digits group fault area and number.

PPowertrain: engine, transmission, emissions
BBody: chassis trim, comfort, interior
CChassis: suspension, brakes, steering
UNetwork: CAN, control modules, communication