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May 15, 2009 Service bulletin

Volvo: leakage detection diagnostics improvements to remedy dtc's

Volvo technical service bulletin RTJ-16629 for 2003-2008 Volvo XC90, 2003-2008 Volvo S60 and 2003-2008 Volvo S80 and others.

Bulletin number
RTJ-16629
Component
Fuel system, gasoline: storage: tank assembly
Summary
Volvo: leakage detection diagnostics improvements to remedy dtc's. All models from model years 2003-2008. Diagnostic monitor for the evaporative emission system small leak, has used a software function that calculates leakage based on a pressure inferred from the current consumed by an electric pump that pumps air into the fuel tank system.

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