Navistar N13, Service Manual

Page 1: ...13 with SCR Revision 1 EPA 10 US Canada Mexico April 2014 ENGINE SERVICE MANUAL Navistar N13 with SCR Navistar Inc 2701 Navistar Drive Lisle IL 60532 USA 2014 Navistar Inc All rights reserved All mark...

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Page 3: ...V Remove MAF sensor procedures Aftertreatment System New or updated procedures Aftertreatment AFT Fuel Doser Module Aftertreatment Purge Air Valve AFTPAV Assembly Aftertreatment Fuel Injector AFTFI As...

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Page 5: ...Fuel System 221 Oil Cooler Filter Housing and Crankcase Ventilation 277 Exhaust Gas Recirculation EGR System 295 Air Intake Throttle Duct and Exhaust Manifold 331 Front Cover Fan Drive Cooling System...

Page 6: ...II ENGINE SERVICE MANUAL Appendix A Specifications 537 Appendix B Torques 543 Appendix C Special Service Tools 561 Appendix D Component Locator 577...

Page 7: ...ther areas in a photo illustration may not be exact See vehicle manuals and Technical Service Information TSI bulletins for additional information Navistar N13 with SCR Engine Operation and Maintenanc...

Page 8: ...iagnostic information Prerequisites for Effective Diagnosis Availability of gauges diagnostic test equipment and diagnostic software Availability of current information for engine application and engi...

Page 9: ...t Use correct lifting devices Use safety blocks and stands Protective Measures Wear protective safety glasses and shoes Wear correct hearing protection Wear cotton work clothing Wear sleeved heat prot...

Page 10: ...ondition Make sure all standard electrical tools are grounded Check for frayed or damaged power cords before using power tools Fluids Under Pressure Use extreme caution when working on systems under p...

Page 11: ...Sensor 16 Turbocharger 2 Compressor Inlet Sensor TC2IS 16 Exhaust Gas Recirculation EGR System 17 Aftertreatment AFT System 20 Decomposition Reactor Tube 21 Diesel Particulate Filter DPF 21 Diesel Ox...

Page 12: ...FPCV 45 Aftertreatment Fuel Shutoff Valve AFTFSV 45 Aftertreatment Purge Air Valve AFTPAV 45 Diesel Exhaust Fluid Dosing Unit Heater DEFDUH 45 Diesel Exhaust Fluid Doser Valve DEFDV 46 Diesel Exhaust...

Page 13: ...oler CAC and electronically controlled M2 Motor truck Y Huntsville Alabama 7 digit suffix Engine serial number sequence Engine Emission Label Figure 2 2010 U S Environmental Protection Agency EPA exha...

Page 14: ...ECM High Pressure HP fuel pump Power steering pump Selective Catalyst Reduction SCR catalyst Starter motor Turbochargers Engine Specifications Navistar N13 Diesel Engine Engine Configuration 4 stroke...

Page 15: ...d Fuel system High pressure common rail Lube system capacity including filter 40 L 42 qts Navistar N13 Lube system capacity overhaul only with filter 44 L 46 qts Navistar N13 Engine oil pressure at op...

Page 16: ...The overhead valve train includes roller rocker arms and dual valves that open using a valve bridge Navistar N13 engines use one piece steel pistons All pistons use an offset piston axis and centered...

Page 17: ...nter the fuel system from the supply tank s This filter works with the engine mounted fuel module to eliminate foreign matter and moisture from the fuel before entering the fuel injection system The L...

Page 18: ...Outlet Temperature CACOT Sensor 5 EGR cooler 6 Intake Manifold Temperature IMT sensor 7 EGR valve 8 Turbocharger 2 Compressor Inlet Sensor TC2IS 9 Air filter housing 10 Humidity Sensor HS Inlet Air Te...

Page 19: ...e manifold and then the cylinder head The intake manifold is an integral part of the cylinder head casting During cold weather the Inlet Air Heater system activates the heater element vaporizing and i...

Page 20: ...tered air enters the LP compressor where it is compressed and directed to the Low Pressure Charge Air Cooler LPCAC Cooled compressed air then enters the HP compressor where it is further compressed an...

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