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== 18611/P2179/008569 - Bank 2; System Too Lean off Idle == === 18611/P2179/008569 - Bank 2; System Too Lean off Idle: Upper Limit Exceeded === ==== Possible Symptoms ==== * Malfunction Indicator Ligh (MIL) active ==== Possible Causes ==== * Fuel Pump (G6) faulty * Mass Air Flow (MAF) Sensor (G70) faulty * Intake System leaking * Exhaust System leaking * Wrong Fuel Pressure Sensor (G247) on Fuel Rail * MAF sensor air flow disruption ==== Possible Solutions ==== * Check Mass Air Flow (MAF) Sensor (G70) * Check Fuel Pump (G6) * Check Fuel Injectors * Check Intake System * Check Exhaust System * Confirm correct Fuel Pressure Sensor (G247) part number * Check Air Filter, air box, etc.. Air flow is disrupting MAF readings [[Category:Fault Codes]]

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