2007 Mercedes-Benz OMC 1400 Service and Repair Manual

This factory service and repair manual for the 2007 Mercedes-Benz OMC 1400, listed in the 51 and 51 OF trims, treats the vehicle as what it is: a cab-forward, two-door bus (non school). The manual takes in brakes, axles, suspension and steering, along with the cab wiring. Torque values and specifications are given for each of these systems.

Engines covered

• 4.3L inline-four (OM 904 LA, 259 cu in) — turbocharged, diesel
• 6.4L inline-six (OM 906 LA, 389 cu in) — turbocharged, diesel

Body styles covered

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

Trims covered

• 51
• 51 OF

Known issues on the 2007 OMC 1400. Brakes are the obvious starting point on any bus, and the manual gives inspection and adjustment procedures for them with the matching specifications. It also covers suspension and axle components, steering gear and linkage, with their torque values. Wiring diagrams and diagnostic routines cover the cab-forward electrical system shared by the 51 and 51 OF.