2012 Mercedes-Benz OC 500 Service and Repair Manual

This factory service and repair manual for the 2012 Mercedes-Benz OC 500 addresses the Base version of a cab-forward, one-door bus (non school). Power comes from a turbocharged 12.8L inline-six diesel displacing 781 cubic inches. Turbodiesel engine service, fuel and cooling work, and the braking, suspension and steering systems of the chassis come with procedures and specifications.

Engines covered

• 12.8L inline-six (781 cu in) — turbocharged, diesel

Body styles covered

• 1-door bus (non school), cab forward

Trims covered

• Base

Known issues on the 2012 OC 500. Engine mechanical procedures and torque values for the inline-six come with turbocharger, fuel system and cooling system service. Brakes, axles, suspension and steering are covered with their specifications, while wiring diagrams and diagnostics support fault tracing through the cab and body electrical system of the Base model.