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October 1, 2012 Service bulletin

?Service Action: Replace Pressure Switch for Tank Leakage Diagnosis Module (NVLD). Contamination of the...

BMW technical service bulletin 160812 for 2012-2013 BMW 528I.

Bulletin number
160812
Component
Fuel system, gasoline
Summary
?Service Action: Replace Pressure Switch for Tank Leakage Diagnosis Module (NVLD). Contamination of the poppet valve inside the pressure switch for the tank leakage diagnosis module (NVLD = Natural Vacuum Leak Detection) can lead to the improper detection of an evaporative system leak. The Service Engine Soon lamp can be illuminated, and faults related to evaporative system leakage will be stored in the DME fault memory.

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