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OBD-II Code · Fuel & Air

P2192

System Too Rich at High Load (Bank 1)

medium severitySafe to drive$100-$500

Bank 1 rich under heavy throttle.

Common symptoms

  • Black smoke under load
  • CEL

Likely causes

  • Leaking injector
  • Bad pressure regulator

Where to start

  1. Try the cheapest cause first. Start by checking: leaking injector.
  2. Cost & scope. $100-$500
  3. If the code returns after the fix: escalate to a shop or scanner with live-data and freeze-frame. A code that re-sets means the underlying fault is still there.

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