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Check engine light is on
Vehicle: 2004,Volvo,S80 2.9L

1 Answer

P2187 Long fuel trim upper limit

P2189 Long fuel trim Bank 2 upper limit

Inspect for a vacuum leak , especially at the crankcase vacuum hose connection, This code is either caused by is a vacuum leak or the MAF (mass airflow)

‚Äč Here a broken crankcase connection  caused P2189

 Here another sample of a vacuum leak

by (10.8k points)

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