This service manual contains diagnosis, on-vehicle service, wiring diagrams, and component unit repair for Medium Duty Steel Cab Vehicles.

Models Covered:

• NPR/W4/4000

Contents:

• General Information
• Heating and Air Conditioning
• Frame and Steel Metal
• Steering, Suspension, Wheels and Tires
• Rear Axle and Propeller Shaft
• Brakes
• Engine
• Transmission
• Cab and Chassis Electrical
• Metric and Fastener Information
• Steel Tilt Cab