
1-25
1-25TX / TXH / TXB 180S - 400L (Rev. 4/23/07)TX / TXH / TXB 180S - 400L (Rev. 4/23/07)
PPrroobblleemm CCaauussee CCoorrrreeccttiioonn
28.28. Engine Engine accelaccelera-era-
tion or response istion or response is
poor (Continued)poor (Continued)
55.. FFuueel l lleaeakk..
6.6. IntIntake make manianifolfold air d air temtemperperatuature isre is
above normal.above normal.
7.7. ChaCharge rge air air coocooler ler is ris restestricricted ted oror
leaking.leaking.
8.8. Air Air intintake ake or or exhexhausaust lt leakeaks.s.
9.9. Air Air intintake ake syssystem tem is ris restestricrictedted..
10.10. IncorIncorrect fuel grarect fuel grade is being usedde is being used
or fuel quality is poor.or fuel quality is poor.
11.11. Fuel supply Fuel supply line restriction line restriction betweenbetween
the fuel pump and injectors.the fuel pump and injectors.
5.5. CheCheck tck the fhe fuel uel linlines, es, fuefuel col connennec-c-
tions, and fuel filters for leaks.tions, and fuel filters for leaks.
6.6. ReRefefer tr to Po Proroblblememî™’î™’34. in this trou-34. in this trou-
bleshooting chart.bleshooting chart.
7.7. InsInspecpect tht the chae charge arge air coir cooleoler for r for airair
restrictions or leaks.restrictions or leaks.
8.8. RefRefer ter to Coo Correrrectiction 4on 4. of . of ProProbleblemm
20. in this troubleshooting chart.20. in this troubleshooting chart.
9.9. CheCheck aick air intr intake sake systystem fem for reor restrstric-ic-
tions. tions. Replace air Replace air filter if filter if required.required.
10.10. Use the corUse the correct grarect grade of fuel.de of fuel.
1111.. Check thCheck the fuel supply line froe fuel supply line from them the
fuel pump to the cylinder head forfuel pump to the cylinder head for
sharp bends that can cause restric-sharp bends that can cause restric-
tions.tions.
29.29. Engine sEngine shuts ofhuts offf
unexpectedly orunexpectedly or
dies during decel-dies during decel-
erationeration
1.1. LoLow fw fueuel ll levevelel..
2.2. EleElectrctronic onic faufault clt codeodes are s are actactiveive..
3.3. IdlIdle she shutdutdown fown feateature iure is acs activtivateated.d.
4.4. MoiMoistusture ire is in s in the the wirwiring ing harharnesnesss
connectors.connectors.
5.5. AiAir is r is in tin the fhe fuel uel sysyststemem..
1.1. FFilill fl fueuel tl tanankk..
2.2. RefRefer ter to Coo Correrrectiction 2on 2. of . of ProProbleblemm
2. in this troubleshooting chart.2. in this troubleshooting chart.
3.3. CheCheck tck the the time ime limlimit oit on idn idle sle shuthut--
down with an electronic servicedown with an electronic service
tool.tool.
4.4. Dry Dry the the conconnecnectortors ws with ith an ean eleclec--
tronics cleaner.tronics cleaner.
5.5. RefRefer ter to Coo Correrrectiction 6on 6. of . of ProProbleblemm
2. in this troubleshooting chart.2. in this troubleshooting chart.
30.30. Engine Engine speedspeed
surges under loadsurges under load
or in operatingor in operating
rangerange
1.1. LoLow fw fueuel ll levevelel..
2.2. EleElectrctronic onic faufault clt codeodes are s are actactiveive..
3.3. MoiMoistusture ire is in s in the the wirwiring ing harharnesnesss
connectors.connectors.
4.4. AiAir is r is in tin the fhe fuel uel sysyststemem..
5.5. TTrucruck pak parasrasitiitics acs are exre excescessivsive.e.
6.6. IncIncorrorrect ect fuefuel grl grade ade is bis being eing useusedd
or fuel quality is poor.or fuel quality is poor.
1.1. FFilill fl fueuel tl tanankk..
2.2. RefRefer ter to Coo Correrrectiction 2on 2. of . of ProProbleblemm
2. in this troubleshooting chart.2. in this troubleshooting chart.
3.3. Dry Dry the the conconnecnectortors ws with ith an ean eleclec--
tronics cleaner.tronics cleaner.
4.4. RefRefer ter to Coo Correrrectiction 6on 6. of . of ProProbleblemm
2. in this troubleshooting chart.2. in this troubleshooting chart.
5.5. RefRefer ter to Coo Correrrectiction 2on 2. of . of ProProbleblemm
19. in this troubleshooting chart.19. in this troubleshooting chart.
6.6. Use Use the the corcorrecrect gt grade rade of of fuefuel.l.
31.31. Fault Fault code wcode warningarning
lamps stay on (nolamps stay on (no
apparent reason)apparent reason)
1.1. DiaDiagnognostistic c shoshortirting ng pluplug g isis
installed.installed.
2.2. EleElectrctronic onic faufault clt codeodes are s are actactiveive..
1.1. RemRemove ove the the diadiagnognostistic sc shorthortinging
plug.plug.
2.2. RefRefer ter to Coo Correrrectiction 2on 2. of . of ProProbleblemm
2. in this troubleshooting chart.2. in this troubleshooting chart.
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