2011 Kenworth C500 TSBs
16 Technical Service Bulletins across 7 categories
Categories
Electrical
6 bulletinsInformation Only: This bulletin provides dealers with a battery warranty quick reference guide to ensure the...
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appropriate tests for battery warranty are performed in order to prevent battery warranty claims filed with incorrect or incomplete information.
Information Only Vehicles may have the connector seals on the wheel speed sensor incorrectly installed, which may lead...
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to water intrusion and corrosion in some vehicles.
Information Only: Proper jump-starting voltage will eliminate high voltage related issues and equipment damage.
KENWORTH: DIAGNOSTICS INDICATE FAILED FUEL LEVEL SENSOR FUNCTION IN REPAIRS AND BEFORE COMPONENT IS REPLACED, DIAL...
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FACE SHOULD BE CLEANED AND FAILURE VERIFIED. ALL KENWORTH MODELS WITH OHM DIAL OR OPEN CARD STYLE FUEL SENDERS. *PE
KENWORTH: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER.
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BULLETIN REFERS TO THE DUAL EXHAUST REAR NOX SENSOR MOISTURE PROTECTION CAMPAIGN. TO DIVERT MOISTURE FROM THE REAR (SCR OUTLET) NOX SENSOR THERE IS A NEW DESIGN FOR EXHAUST ELEMENT. *PE
KENWORTH: INFORMATION REGARDING REAR NOX SENSOR REPAIRS SHOULD INCLUDE SYSTEM UPDATES FOR CHASSIS OPERATING IN...
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CONDITIONS WHICH RESULT IN MOISTURE RELATED SENSOR FAILURES WITH IMPROVED MOISTURE PROTECTION EXHAUST DESIGN FOR REAR NOX SENSOR. *PE
Other
4 bulletins"Kenworth: Dealers should check the chassis list and SIR weekly for VIN changes.
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2 chassis added to the chassis list. Peterbilt: Dealers should check the chassis list and SIR weekly for VIN changes. 10 chassis added to the chassis list."
KENWORTH: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER.
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THE CHASSIS MAY NOT HAVE THE PROPER ASSEMBLY CONTROLS IN PLACE FOR DRAGLINK CONNECTIONS TORQUE. MODELS C500, K500, T660, T800 AND W900 2011-2012. *PE
KENWORTH: THE STANDARD PRODUCTION COMPONENTS ARE REPLACING THE PRE-PRODUCTION COMPONENTS.
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*PE
PACCAR: THE CHASSIS NEED PRE-PRODUCTION PARTS REMOVED AND RETROFITTED WITH PRODUCTION PARTS.
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*RM
Pre-Delivery & Maintenance
2 bulletinsInformation Only This bulletin provides information about the California Air Resources Board (CARB) Periodic Smoke...
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Inspection Program (PSIP) and Heavy Duty Vehicle Inspection Program (HDVIP).
PACCAR SERVICE BULLETIN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER.
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THE HYDRAULIC HOSE MAY HAVE BEEN IMPROPERLY ROUTED. KENWORTH C500. *RM
Brakes
1 bulletinCertain C500/T440/T470/T660/T680/T800/T880/W900 chassis may have air tank reservoirs that do not meet air volume...
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requirements per FMVSS/CMVSS 121 Air Brake Systems. This bulletin will be updated when repair parts and procedures are available.
Body & Paint
1 bulletinInformation Only Windshield washer pumps have a high No Trouble Found rate.
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Washer pumps may fail to spray due to a clogged filter.
Software & Calibration
1 bulletinInformation Only - Vehicles built with NAMUX software from 2013 to present may experience accuracy issues with the tachometer.
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The issue can be temporarily resolved using any one of the included procedures.
HVAC & Climate
1 bulletinInformation Only: This bulletin provides guidance for repairing an air-conditioning system after internal failure of the...
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A/C compressor.