Error code

OBD2 P2192

OBD2P2192
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

System Too Rich at Higher Load.

Severity

moderateIt is generally safe to drive the car, but if symptoms like lack of acceleration or misfiring are present, it's best to avoid driving until the issue is resolved.

Summary

The P2192 code indicates that there is an excess of fuel in the air-fuel mixture at higher loads on bank 1 of the engine.

Symptoms

  • Check engine light
  • Lack of acceleration under heavy load
  • Misfiring
  • Decreased fuel mileage

Common Causes

  • Failing oxygen sensor
  • Faulty mass airflow sensor
  • Faulty fuel pressure regulator
  • Failing fuel injector
  • Powertrain control module issue

Diagnosis

  1. Check for other related DTCs such as P2190, P2191, P2198, and P0101.
  2. Use a scan tool to test oxygen sensors and mass airflow sensor.
  3. Monitor fuel pressure at the fuel rail if necessary.

Fixes

  • Replace faulty sensors or components such as oxygen sensor, mass airflow sensor, or fuel pressure regulator.

FAQ

What should I do first when troubleshooting P2192?

Start by checking the mass airflow sensor and oxygen sensors to rule out common issues.

Is it safe to drive with a P2192 code?

It is generally safe, but if you experience symptoms like poor acceleration or misfires, avoid driving until the issue is resolved.

View source

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.

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