Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 2,196 bulletins for CUMMINS
TSB150038-031715
Mar 20, 2015
063130 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)
THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE PROPER TROUBLESHOOTING AND REPAIR STEPS FOR EGR COOLER LEAKS. THIS IS ADDRESS EGR COOLERS THAT ARE ERRONEOUSLY REPLACED DUE TO SIGNS OF MOISTURE IN THE EGR COOLER OR EGR CROSSOVER TUBE AND HARD
TSB140019-031715
Mar 19, 2015
092100 FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP
THIS DOCUMENT, IN CONJUNCTION WITH THE INFORMATION PROVIDED WITHIN THE MANUALS LISTED IN TABLE 1 PROVIDES INSPECTION AND REPAIR GUIDELINES FOLLOWING THE MALFUNCTION OF AN XPI FUEL PUMP PUMPING PLUNGER AND/OR ROLLER TAPPET ASSEMBLY. THE LEV
TSB150033-030915
Mar 19, 2015
092100 FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP
THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE RELEASE OF AND SERVICE INSTRUCTIONS FOR A NEW FUEL PUMP SHORT BLOCK SERVICE KIT TO ALLOW FOR REUSE OF THE EXISTING FUEL PUMP HEAD AND FUEL PUMP GEAR PUMP TO MAKE A COMPLETE FUEL PUMP.
TSB150037-031715
Mar 19, 2015
350000 EQUIPMENT
THIS TECHNICAL SERVICE BULLETIN ANNOUNCES THE RELEASE OF A NEW AIR INTAKE MANIFOLD WITH A CORROSION RESISTANT COATING. CORROSION OF THE AIR INTAKE MANIFOLD CAN CREATE A PATH FOR CHARGE AIR LEAKS AND DEBRIS INGESTION.
CMI-N5L2B-03
Mar 13, 2015
092100 FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP
THIS MEMORANDUM, MADE AVAILBLE TO CUMMINS CUSTOMERS AND AUTHORIZED REPAIR LOCATIONS, PROVIDES AN EXPLANATION OF THE FUEL PUMP CAMPAIGNS BEING SUPERCEDED BY A NEW LUBE OIL FILTER BYPASS VALVE CAMPAIGN.
TSB140145-030615
Mar 10, 2015
350000 EQUIPMENT
THIS TECHNICAL SERVICE BULLETIN ANNOUNCES NEW VALVE SPRINGS FOR THE AFFECTED ENGINES. THE NEW VALVE SPRINGS ARE BACKWARDS COMPATIBLE AND TRANSPARENT TO ASSEMBLY
TSB150002-010815
Mar 10, 2015
060000 ENGINE (PWS)
THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERIFICATION AND RESOLUTION OF DIESEL EXHAUST FLUID (DEF) CLEANLINESS. DEF CONTAMINATION IS ONE OF THE PRIMARY CONTRIBUTORS OF AFTERTREATMENT RELATED COMPONENT MALFUNCTION
C1561A
Mar 6, 2015
060000 ENGINE (PWS)
THIS CAMPAIGN ADDRESSES CONVERSION EFFICIENCY ISSUES ON CERTAIN ENGINES WITH AFTERTREATEMENT CONFIGURATIONS IN WHICH THE DECOMPOSITION REACTOR TUBE (DRT) IS DIRECTLY CONNECTED TO A SIDE-IN SCR (SELECTIVE CALAYTIC REDUCTION). THE SCR MUST
TSB150011-030415
Mar 6, 2015
060000 ENGINE (PWS)
THIS TECHNICAL SERVICE BULLETIN INTRODUCES APPROPRIATE TROUBLESHOOTING TECHNIQUES FOR THERMAL RECIRCULATION VALVES. THE RETROFIT THERMAL RECIRCULATION VALVE WAS RELEASED WITH THE CAPABILITY OF PREVENTING FUEL FILTER GELLING DURING ENGINE
TSB140008-030515
Mar 5, 2015
063130 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)
THIS TECHNICAL SERVICE BULLETIN INTRODUCES A NEW VERTICAL PLATE EXHAUST GAS RECIRCULATION (EGR) COOLER. THIS IS A REVISION TO A PREVIOUS COMMUNICATION.
TSB150025-030215
Mar 3, 2015
060000 ENGINE (PWS)
THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERIFICATION AND RESOLUTION OF BELT NOISE ON CERTAIN ENGINES IN TRANSIT BUS APPLICATIONS CAUSED BY MISALIGNMENT OF THE FAN HUB AND THE CHARGING SYSTEM ALTERNATOR BRACKET.
T1465D
Feb 27, 2015
072100 FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
THIS TEMPORARY REPAIR PRACTICE DIRECTS THE ACTIONS FOR CERTAIN FUEL PUMP REPAIRS ON ENGINES THAT HAVE CERAMIC PUMPING PLUNGERS IN THE HIGH PRESSURE PUMP. THE REPAIR ACTION WILL APPLY WHEN EITHER THE CERAMIC PLUNGER(S) IS FRACTURED OR DAMAG
T1559B
Feb 27, 2015
092100 FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP
THIS TEMPORARY REPAIR PRACTICE DIRECTS THE ACTIONS FOR CERTAIN FUEL PUMP REPAIRS ON ENGINES THAT HAVE CERAMIC PUMPING PLUNGERS IN THE HIGH PRESSURE PUMP. THE REPAIR ACTION WILL APPLY WHEN EITHER THE CERAMIC PLUNGER(S) IS FRACTURED OR DAMAG
TSB150019-021715
Feb 18, 2015
350000 EQUIPMENT
THIS TECHNICAL SERVICE BULLETIN ANNOUNCES THE RELEASE OF A NEW REAR POWER TAKE OFF (REPTO) IDLER SHAFT AND IDLER SHAFT CAPSCREW DESIGN. THE NEW IDLER SHAFT DISTRIBUTES DISTRIBUTES CLAMP LOAD MORE EVENLY.
TSB150018-021615
Feb 17, 2015
060000 ENGINE (PWS)
THIS TECHNICAL SERVICE BULLETIN ANNOUNCES A NEW ENGINE INTAKE THROTTLE ACTUATOR AS A PRODUCT IMPROVEMENT AND HOW TO PROVIDE APPROPRIATE SERVICE.
T1489B
Feb 13, 2015
073200 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS
THIS TEMPORARY REPAIR PRACTICE ADDRESSES FUEL LEAKS ON #2 AND #4 INJECTOR FUEL SUPPLY LINES ON CERTAIN ENGINES. IF A FUEL LEAK DEVELOPS ON EITHER THE #2 OR #4 INJECTOR LINES, THEN BOTH THE #2 AND #4 FUEL LINES AS WELL AS THE PUMP TO RAIL F
TSB150014-021115
Feb 13, 2015
350000 EQUIPMENT
THIS TECHNICAL SERVICE BULLETIN INTRODUCES A PREMIUM EXHAUST MANIFOLD GASKET. USE OF THE PREMIUM EXHAUST MANIFOLD GASKET IS RECOMMENDED WHEN REPLACEMENT IS REQUIRED.
TSB140008-013015
Feb 6, 2015
063130 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)
THIS TECHNICAL SERVICE BULLETIN INTRODUCES A NEW VERTICAL PLATE EXHAUST GAS RECIRCULATION (EGR) COOLER. THIS IS A REVISION TO A PREVIOUS COMMUNICATION.
TSB150011-020615
Feb 6, 2015
350000 EQUIPMENT
THIS TECHNICAL SERVICE BULLETIN INTRODUCES APPROPRIATE TROUBLESHOOTING TECHNIQUES FOR THERMAL RECIRCULATION VALVES. THE RETROFIT THERMAL RECIRCULATION VALVE WAS RELEASED WITH THE CAPABILITY OF PREVENTING FUEL FILTER GELLING DURING ENGINE
TSB140002
Feb 2, 2015
060000 ENGINE (PWS)
CUMMINS: ELECTRIC FUEL LIFT PUMP FAILS TO OPERATE ON ISX12, CM2350, X102, ISX15, CM2350, X101, QSX15 ENGINES. *LJ
TSB140105
Feb 2, 2015
080000 FUEL SYSTEM, DIESEL
CUMMINS: FAULT CODES 1883, 1921, 1922, 1981, 2639, 3135, 3168, ARE CAUSED BY AN INCORRECT AFTERTREATMENT. INSTALLED DPF SENSOR IS INCORRECT ORIENTATION. *LJ
TSB150006
Feb 2, 2015
080000 FUEL SYSTEM, DIESEL
CUMMINS: THE AFTERTREATMENT DEF ELECTRICAL CONNECTOR IS LEAKING DIESEL EXHAUST FLUID. *LJ
T1603
Jan 30, 2015
350000 EQUIPMENT
THIS TEMPORARY REPAIR PRACTICE PROVIDES PARTS AND LABOR TO COVER A FLEET COUNT AND TAG IF THE ECM BASE CODE IS CHANGED AS PART OF THE REPAIR DIRECTION ACCORDING TO TSB130099 AND/OR T1479.
TSB130099-011915
Jan 29, 2015
060000 ENGINE (PWS)
THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERIFICATION AND RESOLUTION OF INCOMPATIBLE ENGINE CONTROL MODULE (ECM) CALIBRATIONS AND AFTERTREATMENT SELECTIVE CATALYTIC REDUCTIN (SCR) CATALYSTS. THIS IS A REVISION TO A PREVIOUS COMMUNICA
TSB140158-110514
Jan 29, 2015
350000 EQUIPMENT
THIS TECHNICAL SERVICE BULLETIN INTRODUCES REVISED TROUBLESHOOTING FOR FAULT CODES 1921, 1922,1981, 2639, 2754, 3375, 3376 AND 5383. ELECTRONIC CONTROL MODULE (ECM) CALIBRATIONS RELEASED IN NOVEMBER 2014 HAVE BEEN REVISED AND INCLUDE IMPRO