2011 MACK CXU TSBs (66)
- Bulletin:
- FSB 221-010
- Component:
- 061200 engine and engine cooling:engine:diesel
- Summary:
- Diagnostic trouble codes (dtcs), low oil pressure, cxu, gu, leu, mru.
- Bulletin:
- FSB873-020
- Component:
- 350000 equipment
- Summary:
- Hvac flange, installation, chu, cxu, gu, td.
- Bulletin:
- FSB 371-045
- Component:
- 111100 electrical system:battery:cables
- Summary:
- Battery cable lug, failure
- Bulletin:
- FSB 513-001
- Component:
- 031100 service brakes, electric
- Summary:
- Brake electronic control unit (ecu), reprogramming (mid 136) certain mack chu, cxu, and gu trucks equipped with the basic esp package (zmx-a1x), and built between january 1, 2010 and november 9, 2014, may activate an mid 136 anti-lock brake
- Bulletin:
- FSB 511-008
- Component:
- 030000 brakes (pws)
- Summary:
- Brake drum, replacement (steer axle) some mack cxu, chu, gu, and td trucks built between 08/29/2011 and 06/30/2014, equipped with a mack 14.6k steer axle, unitized hub, and 152 mm (6.0 in) wide meritor brake shoes can show signs of brake sh
- Bulletin:
- FSB 511-009
- Component:
- 044000 service brakes, air:drum
- Summary:
- Brake drum, replacement (steer axle) some mack cxu, chu, gu, and td trucks built between 08/29/2011 and 06/30/2014, equipped with a mack 14.6k steer axle, unitized hub, and 152 mm (6.0 in) wide meritor brake shoes can show signs of brake sh
- Bulletin:
- PI-0802
- Component:
- 111100 electrical system:battery:cables
- Summary:
- On certain mack trucks built between august 14,2009 to october 21, 2011, the battery cables may rub on the over slung cross member.
- Bulletin:
- FSB 371-044
- Component:
- 111000 electrical system:battery
- Summary:
- Battery cable mounting clamps, may experience the battery cable clamps breaking or cracking.
- Bulletin:
- FSB 217-004
- Component:
- 060000 engine (pws)
- Summary:
- Oil pan sealing ring, replacement. some mack vehicles equipped with mp8 engines built since january 2010 report oil leaking at the drain plug insert in the 13l plastic oil pan (part number 21368390) due to o-ring material degradation. if o
- Bulletin:
- FSB 221-010
- Component:
- 060000 engine (pws)
- Summary:
- Diagnostic trouble codes (dtcs), low oil pressure. during long hard pull conditions, diagnostic trouble codes (dtc) spn 100 fmi 1 or p052400 can log, or engine shut down may occur on certain high mileage mack cxu, gu, leu and mru vehicles
- Bulletin:
- FSB 375-012
- Component:
- 111000 electrical system:battery
- Summary:
- Battery protection system (lvd) relay on certain mack trucks built from 01/01/2010 to 06/13/2014 with the lifeguard battery protection system (lvd), the lvd relay may not turn the loads back on when the 'high' voltage threshold is met. this
- Bulletin:
- FSB 593-014
- Component:
- 030000 brakes (pws)
- Summary:
- Grade gripper quick release valve, replacement. on some mack chu, cxu, and gu trucks built between 04/31/2008 and 01/05/2015, and equipped with the grade gripper function may experience a slow release of the trailer's service brakes. addit
- Bulletin:
- PI 0858
- Component:
- 060000 engine (pws)
- Summary:
- Vehicle electronic control unit (vecu),reprogramming, vehicle speed sensor. certain mack chu, and cxu trucks built from 10/21/2010 to 02/28/2011, and equipped with an mdrive transmission may experience engine over-rev past the governed spe
- Bulletin:
- 293-027
- Component:
- 062000 engine and engine cooling:cooling system
- Summary:
- Egr mass flow rate low. this bulletin is released to address high counts of diagnostic trouble code (dtc) spn 2659 fmi 18 or p0401 only during normal to high load driving conditions on vehicles assembled between january 2010 and december 2
- Bulletin:
- FSB 371-045
- Component:
- 111100 electrical system:battery:cables
- Summary:
- Certain vehicles built from january 1, 2010 to june 14, 2013 with a mp7 engine may experience cracking or breaking of the 90 degree positive battery cable lug at the starter solenoid stud.
- Bulletin:
- FSB 593-013
- Component:
- 103000 power train:automatic transmission
- Summary:
- Grade gripper solenoid, replacement. on some mack chu, cxu, gu, and td truck models built between 04/31/2008 and 05/11/2015, the solenoid valve for the grade gripper feature is prone to internal contamination in harsh environments.
- Bulletin:
- FSB 253-002
- Component:
- 060000 engine (pws)
- Summary:
- Engine brake loss. certain euro 4 mack vehicles built from january 14, 2010 to february 15, 2014 may experience engine brake loss in top gear. check the engine ecu dataset 2 part number and compare to the chart below.
- Bulletin:
- FSB 371-046
- Component:
- 160000 structure
- Summary:
- Frame rail ground stud, on certain mack trucks built from 01/01/2010 to 10/7/2013 the main ground stud, located on the frame rail behind the battery box, may have been improperly torqued. this improper torque may have allowed corrosion inhi
- Bulletin:
- FSB 371-047
- Component:
- 110000 electrical system
- Summary:
- Power wires, rerouting, certain mack chu, cxu, gu, and td truck models built between 01/01/07 and 10/22/13, utilizes two (red) power wires that route from the bussed electrical center (bec) and behind the radio. the (red) power wires could
- Bulletin:
- FSB 722-002
- Component:
- 030000 brakes (pws)
- Summary:
- Interference between the brake lining and the spring cap was discovered on some mack chu, cxu, gu, td, leu, mru trucks equipped with 203 mm (8 in) rear drum brakes and camelback rear suspension.
- Bulletin:
- FSB 593-013
- Component:
- 118500 electrical system: integrated trailer brake control
- Summary:
- On some mack chu, cxu, gu, and td truck models built between 04/31/2008 and 05/12/2014, the solenoid valve for the grade gripper feature is prone to internal contamination in harsh environments. the internal contamination of the solenoid va
- Bulletin:
- FSB593013
- Component:
- 353000 equipment:electrical
- Summary:
- "grade gripper solenoid, replacement. on some mack chu, cxu, gu, and td truck models built between 04/31/2008 and 05/12/2014, the solenoid valve for the grade gripper feature is prone to internal contamination in harsh environments. the i
- Bulletin:
- FSB 371-048
- Component:
- 012000 steering:column
- Summary:
- Cab harness insulation, installation. cab wiring harness may experience chafing.
- Bulletin:
- FSB 364-037
- Component:
- 118000 electrical system: software
- Summary:
- Vehicle electronic control unit (vecu), reprogramming, 5th wheel slide.
- Bulletin:
- FSB 364-037
- Component:
- 117000 digital instrument panel
- Summary:
- Vehicle electronic control unit (vecu), reprogramming fifth wheel slide. on certain mack models, built between 09/04/2010 and 08/15/2014, with an air slide 5th wheel, there will be no warning when the output from the vecu gets shorted to g
- Bulletin:
- FSB 284-048
- Component:
- 060000 engine (pws)
- Summary:
- Some mack vehicles with mp engines built between january 2004 and january 2013 may experience a main oil gallery pressure sensor or piston cooling jet pressure sensor failure that leads to oil contamination into the engine wire harness.
- Bulletin:
- FSB 392-003
- Component:
- 353400 equipment:electrical:radio/tape deck/cd etc.
- Summary:
- Radio replacement, some mack models built between june 28, 2010 to february 10, 2012, may experience a lock up or freeze issue with the radio.
- Bulletin:
- FSB 593-013A
- Component:
- 100000 power train
- Summary:
- Grade gripper solenoid, replacement. on some mack chu, cxu, gu, and td truck models built between 04/31/2008 and 11/30/2015, the solenoid valve for the grade gripper feature is prone to internal contamination in harsh environments. the int
- Bulletin:
- PI 0861
- Component:
- 101000 power train:clutch assembly
- Summary:
- On certain mack chu, cxu, gu, and td trucks built between 07/06/2009 through 09/26/2014, equipped with 'engine start condition, clutch pedal fully depressed' feature and has a relay center electronic power distribution module (epdm) gasket
- Bulletin:
- FSB 284-047
- Component:
- 060000 engine (pws)
- Summary:
- Some mack vehicles built between 2004 and october 2013 experience an oil level sensor failure that leads to oil contamination into the engine wire harness.
- Bulletin:
- FSB 820-001
- Component:
- 176100 latches/locks/linkages:hood:latch
- Summary:
- Hood opening angle insufficient, certain conditions such as the grade that the truck is parked on and wind, may cause the hood to fall shut when the safety latch is released.
- Bulletin:
- FSB 381-045
- Component:
- 117000 digital instrument panel
- Summary:
- Instrument cluster reprogramming, vehicle built from jan. 1, 2007 to sept. 3, 2012, may experience an increase of parasitic battery drain with key off.
- Bulletin:
- FSB 381-048
- Component:
- 110000 electrical system
- Summary:
- Certain mack trucks built between january 1, 2010 and december 31, 2012, may experience a popping sound in the speakers when the key is in the off position.
- Bulletin:
- FSB 371-045
- Component:
- 111000 electrical system:battery
- Summary:
- Battery cable lug, failure
- Bulletin:
- FSB 221-010
- Component:
- 060000 engine (pws)
- Summary:
- During long hard pull conditions, diagnostic trouble codes (dtc) spn 100 fmi 1 or p052400 can log on certain mack cxu, gu, leu and mru vehicles built between january 1, 2010 and current production with mp7 epa2010 and obd2013 engines.
- Bulletin:
- FSB 284-047
- Component:
- 060000 engine (pws)
- Summary:
- Some mack vehicles built between 2004 and october 2013 experience an oil level sensor failure that leads to oil contamination into the engine wire harness.
- Bulletin:
- FSB 213-002
- Component:
- 060000 engine (pws)
- Summary:
- In some instances the exhaust rocker piston cap screw may become loose and back out causing loss of engine compression, or a mechanical injector diagnostic trouble code (dtc).
- Bulletin:
- FSB 728-003
- Component:
- 020000 suspension
- Summary:
- Some mack cxu612/chu612 trucks built from october 4, 2010 to february 6, 2017 with single rear axle hendrickson air suspension (rad-a2h) and short tapered frame rail (rfl830, rf-tap28/rf-ta28t) could have the level arm rise above the frame
- Bulletin:
- FSB 237-020
- Component:
- 103700 power train:automatic transmission:torque converter
- Summary:
- Mack chu, cxu, gr, gu, and pi trucks built from 2009 to 2017 and equipped with mp7, mp8, and mp10 engines (em-usa10, em-usa14, and em-usa17), will require a new torque specification for the unit injector yoke hold-down bolt.
- Bulletin:
- FSB 253-002
- Component:
- 030000 brakes (pws)
- Summary:
- Engine brake loss. certain euro 4 mack vehicles built from january 14, 2010 to february 15, 2014 may experience engine brake loss in top gear. check the engine ecu dataset 2 part number and compare to the chart below.
- Bulletin:
- PI 0861
- Component:
- 101100 power train:clutch assembly:pedal/linkage
- Summary:
- Clutch pedal micro switch replacement
- Bulletin:
- FSB 237-020rev
- Component:
- 103700 power train:automatic transmission:torque converter
- Summary:
- Mack chu, cxu, gr, gu, and pi trucks built from 2009 to 2017 and equipped with mp7, mp8, and mp10 engines (em-usa10, em-usa14, and em-usa17), will require a new torque specification for the unit injector yoke hold-down bolt. effective immed
- Bulletin:
- FSB373-024
- Component:
- 103000 power train:automatic transmission
- Summary:
- Some mack trucks equipped with mdrive transmissions built between september 6, 2010 and august 14, 2017 may have pto solenoid bracket or transmission harness connector failures due to excessive vibration.
- Bulletin:
- FSB237-020
- Component:
- 070000 fuel system, gasoline
- Summary:
- Unit injector yoke hold-down bolt torque specification
- Bulletin:
- K53510452
- Component:
- 070000 fuel system, gasoline
- Summary:
- Expired - refer to k93039325 - mack chassis - snm16-032 def (diesel exhaust fluid) contamination in diesel fuel.new solution released with improved information
- Bulletin:
- K77864401
- Component:
- 070000 fuel system, gasoline
- Summary:
- Mack chassis - diesel exhaust fluid ( def ) system cleaning/flush after a pump failure or system contamination.removed tech tip, added correct operation id
- Bulletin:
- K22023583
- Component:
- 270000 lane departure
- Summary:
- Mack chassis - cxu - lane departure warning system ( ldws ) more sensitive to the right-hand ( passenger ) side of the vehicle; pi0882
- Bulletin:
- K42708399
- Component:
- 117000 digital instrument panel
- Summary:
- Diagnostic trouble code ( dtc ) p0422 lighting the malfunction indicator light ( mil ) - obd15 and obd16 chassis (non-common rail).updated to reflect release of fsb284-064 (above)
- Bulletin:
- K84412328
- Component:
- 117000 digital instrument panel
- Summary:
- Diagnostic trouble code ( dtc ) p249c intermittently lighting the malfunction indicator lamp ( mil ) - obd15 and obd16, model year ( my ) 2016 and 2017 chassis.updated to reflect release of fsb284-064 (above)
- Bulletin:
- K92634573
- Component:
- 270000 lane departure
- Summary:
- Mack chassis - equipped with bendix fusion, with or without lane departure warning ( ldws ) - diagnostic trouble code ( dtc ) spn 70 fmi 9, bendix code 64 with possible "lane departure warning malfunction" message - us17 and newer
- Bulletin:
- K28449505
- Component:
- 270000 lane departure
- Summary:
- Mack chassis - equipped with bendix fusion, with or without lane departure warning ( ldws ) - diagnostic trouble code ( dtc ) spn 516103 fmi 19, bendix code 167 with possible "lane departure warning malfunction" message - us17 and newer
- Bulletin:
- K03179378
- Component:
- 073100 fuel system, gasoline:fuel injection system:fuel rail
- Summary:
- Service only regen requested with no warning. diagnostic trouble codes ( dtc ) p24a4 / p10fe active or inactive with several counts - obd15 and obd16 conventional chassis; does not apply to us17 (common rail fuel system) chassis.updated to
- Bulletin:
- K86412082
- Component:
- 117000 digital instrument panel
- Summary:
- Engine diagnostic trouble codes ( dtc's ) p24a0 and p249f lighting the malfunction indicator lamp ( mil ) - obd15 (commonly model year 2016) and newer.updated to reflect release of fsb284-064 (above)
- Bulletin:
- K45941512
- Component:
- 062000 engine and engine cooling:cooling system
- Summary:
- Mack chassis - diagnostic trouble code ( dtc ) p0128, diagnostic and repair - us14+obd13 (commonly year model 2015) and newer.updated to reflect release of fsb284-064 (above)
- Bulletin:
- K86094641
- Component:
- 060000 engine (pws)
- Summary:
- Mack chassis - diagnostic trouble code ( dtc ) p226c intermittently lighting the malfunction indicator lamp ( mil ) - obd15 and obd16 conventional chassis.updated to reflect release of fsb284-064 (above)
- Bulletin:
- K82320750
- Component:
- 101000 power train:clutch assembly
- Summary:
- Automated manual transmission ( amt - f ) ( mdrive ) clutch valve unit ( cvu ) makes intermittent buzzing noise with the key on and engine off.changed repair information to reflect new software available.
- Bulletin:
- K95422063
- Component:
- 060000 engine (pws)
- Summary:
- Mack chassis - diagnostic trouble code ( dtc ) p2459 lighting the malfunction indicator lamp ( mil ); possible frequent regeneration requests - obd15 and newer chassis
- Bulletin:
- K43056254
- Component:
- 063100 engine and engine cooling:exhaust system:emission control
- Summary:
- Mack chassis - aftertreatment control module ( acm ) not visible in premium tech tool ( ptt ).added more checks and procedures
- Bulletin:
- K14701433
- Component:
- 091130 fuel system, other:storage:tank assembly:pressure relief devices
- Summary:
- Diagnostic trouble code ( dtc ) p009e - 73 - fuel pressure relief control performance / stuck off - ghg17 ( us17 ) chassis with common rail fuel system.changed repair instructions to reflect new procedures
- Bulletin:
- FSB284064
- Component:
- 060000 engine (pws)
- Summary:
- Ecm and acm reprogramming, obd2015
- Bulletin:
- K58557784
- Component:
- 070000 fuel system, gasoline
- Summary:
- Fuel injector offset learning diagnostic trouble codes ( dtc ) / fault codes logged in engine control module ( ems ); possible rough / uneven idle - obd15 chassis
- Bulletin:
- K14701433
- Component:
- 118000 electrical system: software
- Summary:
- Diagnostic trouble code ( dtc ) p009e - 73 - fuel pressure relief control performance / stuck off - ghg17 ( us17 ) chassis with common rail fuel system, updated to reflect ghg17 software release
- Bulletin:
- K04342327
- Component:
- 355200 equipment:other:owners/service/other manual
- Summary:
- Diagnostic trouble code ( dtc ) p0420 illuminating the malfunction indicator lamp (mil) - us17 (ghg17, common rail fuel system) chassis only
- Bulletin:
- K01050303
- Component:
- 355200 equipment:other:owners/service/other manual
- Summary:
- Diagnostic trouble code ( dtc ) p0471 illuminating the malfunction indicator lamp (mil) - us17 (ghg17, common rail fuel system) chassis only
- Bulletin:
- K47547856
- Component:
- 353000 equipment:electrical
- Summary:
- Particulate matter ( pm ) sensor diagnostic trouble codes ( dtc ) illuminating the malfunction indicator lamp ( mil ); tech tip tt-014-2016 - obd16 and newer emissions (commonly model year 2017, includes common rail fuel system chassis), re
- Bulletin:
- K72614548
- Component:
- 110000 electrical system
- Summary:
- Diagnostic trouble code ( dtc ) p02fa illuminating the malfunction indicator lamp (mil) - us17 (ghg17, common rail fuel system) chassis only
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