p2096
Moderate
Porsche · SUVs
Post Combustion Fuel Trim System Too Rich (Bank 2)
Quick Answer
Error code P2096 on your Porsche SUVs means: Post Combustion Fuel Trim System Too Rich (Bank 2). This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
PO001PO003PO006PO002PO004PO005
Likely Causes
  1. Faulty downstream oxygen sensor
  2. Exhaust leak after catalytic converter
  3. Fuel injector overspraying
  4. Engine running too rich
How to Fix It
1
Test downstream oxygen sensor bank 2
2
Inspect exhaust for leaks after converter
3
Check fuel injector pulse width
4
Verify fuel pressure consistency
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Oxygen sensor
Exhaust gaskets
Fuel injector
Related Error Codes
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