P2187 - Bank 1, System Too Lean (Idle) (Solution)

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dieselschrauber
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2018 Volkswagen T6 Consumption

02-02-2016, 11:57 Subject: P2187 - Bank 1, System Too Lean (Idle)	Quote

P2187, Bank 1, system too lean (idle), possible causes: - Fuel injectors are clogged or stuck. - Air leak in the intake system after the mass airflow sensor. - Leak in the exhaust system. - The mass airflow sensor (G70) is giving incorrect readings. - The fuel pump is not providing enough pressure. - Malfunction in the fuel vapor system (check component N80). Dipl.-Ing. (FH) Rainer Kaufmann - Original VCDS mit KPower, KDataScope und Dieselschrauber Support Translated on 03-07-2026, 15:19.

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