Navistar N9 Diagnostic Manual page 19

1 DIAGNOSTIC TROUBLESHOOTING PROCEDURES
SPN FMI Sub-section
1173 16 TC2CIT (page 1978)
1189 3 TC2WC (page 1997)
1189 4 TC2WC (page 1997)
1209 0 AMS (page 381)
1209 1 EBP (page 914)
1209 2 EBP (page 914)
1209 3 EBP (page 914)
1209 4 EBP (page 914)
1209 7 AMS (page 381)
1322 31 Engine (page 1132)
1323 31 Engine (page 1132)
1324 31 Engine (page 1132)
1325 31 Engine (page 1132)
1326 31 Engine (page 1132)
1327 31 Engine (page 1132)
1328 31 Engine (page 1132)
1378 31 EWPS (page 1210)
1387 31 ECM (page 1000)
1569 31 DEFTLT (page 746)
1659 20 ECT1 (page 1033)
1761 1 DEFTLT (page 746)
1761 3 DEFTLT (page 746)
1761 4 DEFTLT (page 746)
1761 10 DEFTLT (page 746)
1761 11 DEFTLT (page 746)
1761 17 DEFTLT (page 746)
1761 18 DEFTLT (page 746)
1761 19 DEFTLT (page 746)
2623 3 APP (page 402)
2623 4 APP (page 402)
2630 2 CACOT (page 439)
2630 3 CACOT (page 439)
2630 4 CACOT (page 439)
2630 16 CACOT (page 439)
Condition Description
TC2CIT signal above desired (Low Pressure CAC Interstage
under cooling)
TC2WC short to PWR
TC2WC Open or short to GND
EBP above desired level
EBP below desired level
EBP signal erratic, intermittent, or incorrect
EBP signal Out of Range HIGH
EBP signal Out of Range LOW
EBP signal not responding as expected
Misfire - Multiple Cylinders
Misfire - Cylinder 1
Misfire - Cylinder 2
Misfire - Cylinder 3
Misfire - Cylinder 4
Misfire - Cylinder 5
Misfire - Cylinder 6
Change Engine Oil Service Interval
Altitude Reference Adder Fault
SCR Tamperproof Warning & Protection System Inducement
Severe
ECT1 below expected: Check Thermostat
DEFTL Inducement (Level 3 - 4)
DEFTL signal Out of Range HIGH
DEFTL signal Out of Range LOW
DEF Level abnormal rate of change
DEFTL signal erratic, intermittent, or incorrect
DEFTL Inducement Level 1
DEFTL Inducement Level 2
DEFTL not detected on J1939
APP2 signal Out of Range HIGH
APP2 signal Out of Range LOW
CACOT signal erratic, intermittent, or incorrect
CACOT signal Out of Range HIGH
CACOT signal Out of Range LOW
CACOT Undercooling
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