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January 23, 2014 Service bulletin

Software updates with enhancements are available for the ems and aftertreatment control module (ACM) for...

Volvo Bus technical service bulletin WB13-85B for 2013-2014 Volvo Bus 9700.

Bulletin number
WB13-85B
Component
Engine
Summary
Software updates with enhancements are available for the ems and aftertreatment control module (acm) for the vehicles affected by the bulletin. Software updates are to resolve the following diagnostic trouble codes (dtc). • dtc p1086, oil level moderately low, low oil level light coming on during start up • dtc p0420, nox catalyst: missing scr, catalyst system efficiency below threshold • dtc p205b, aftertreatment diesel exhaust fluid (def) tank temperature sensor: rationality low • dtc p2002, pm filter efficiency monitor, aftertreatment diesel particulate filter (dpf) efficiency fault

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