1 DIAGNOSTIC TROUBLESHOOTING PROCEDURES
21
SPN
FMI
Sub-section
Condition Description
5109
4
DCU (page 475)
DCU battery voltage below 10 volts
5109
19
DCU (page 475)
DCU not detected on J1939
5246
15
DEFTLT (page 746)
SCR Tamper Proof Inducement Level 1 status
5298
17
AFT (page 156)
DOC Efficiency fault, Temperature below minimum Regen
Aborted
5298
18
AFT (page 156)
DOC Efficiency fault, Temperature below minimum
5302
18
Ammonia (page 338)
Post SCR NH3 Conversion Efficiency - Data Valid But Below
Normal Operating Range - Moderately Severe Level
5319
31
AFT (page 156)
DPF incomplete regeneration
5394
2
DEF: DU (page 554)
DEF Dosing below desired (Low NOx conversion across
SCR)
5394
5
DEF: DU (page 554)
DEF Doser Valve open load/circuit
5394
7
DEF: DU (page 554)
DEF Dosing Unit - Mechanical system not responding
5395
0
Engine (page 1132)
Engine unable to achieve desired idle torque (too high)
5395
1
Engine (page 1132)
Engine unable to achieve desired idle torque (too low)
5397
31
DPF (page 840)
DPF regenerations are occurring too frequently
5456
2
AFTFIS (page 226)
AFTFIT signal erratic, intermittent, or incorrect
5456
3
AFTFIS (page 226)
AFTFT signal Out of Range HIGH
5456
4
AFTFIS (page 226)
AFTFT signal Out of Range LOW
5491
3
DEF: LHR (page 570)
DEF Line Heater Relay Open or short to PWR
5491
4
DEF: LHR (page 570)
DEF Line Heater Relay short to GND
5541
2
EBPV (page 930)
TC1TOP signal erratic, intermittent or incorrect
5541
3
EBPV (page 930)
TC1TOP signal Out of Range HIGH
5541
4
EBPV (page 930)
TC1TOP signal Out of Range LOW
5542
15
EBPV (page 930)
TC1TOP Above Desired
5542
17
EBPV (page 930)
TC1TOP Below Desired
5543
3
EBPV (page 930)
EBPC short to PWR
5543
4
EBPV (page 930)
EBPC short to GND
5543
5
EBPV (page 930)
EBPC open load / circuit
5742
3
DOC (page 800)
DPF Thermocouple Controller Out of Range HIGH
5742
4
DOC (page 800)
DPF Thermocouple Controller Out of Range LOW
5742
11
DOC (page 800)
DPF Thermocouple Controller signal erratic, intermittent, or
incorrect
5742
16
DOC (page 800)
DPF Thermocouple Controller above Maximum Temperature
5742
19
DOC (page 800)
DOC/DPF Temperature module not detect J1939
5743
3
SCR (page 1907)
SCR Thermocouple Controller Out of Range HIGH
5743
4
SCR (page 1907)
SCR Thermocouple Controller Out of Range LOW
Summary of Contents for N9
Page 2: ......
Page 4: ...II DIAGNOSTIC MANUAL...
Page 10: ...6 DIAGNOSTIC MANUAL...
Page 14: ...10 1 DIAGNOSTIC TROUBLESHOOTING PROCEDURES...
Page 42: ...38 1 DIAGNOSTIC TROUBLESHOOTING PROCEDURES 6 0 Cooling System Operational Checkout Procedure...
Page 43: ...1 DIAGNOSTIC TROUBLESHOOTING PROCEDURES 39 7 0 Lube Oil System Operational Checkout Procedure...
Page 51: ......
