Navistar N9 Diagnostic Manual page 16

12 1 DIAGNOSTIC TROUBLESHOOTING PROCEDURES
SPN FMI Sub-section
110 0 EWPS(page 1210)
110 2 ECT1 (page 1033)
110 3 ECT1 (page 1033)
110 4 ECT1 (page 1033)
110 15 EWPS (page 1210)
110 16 EWPS (page 1210)
110 17 ECT1 (page 1033)
110 18 ECT1 (page 1033)
111 1 EWPS (page 1210)
111 2 EWPS (page 1210)
132 0 MAF (page 1782)
132 1 MAF (page 1782)
132 4 MAF (page 1782)
132 11 MAF (page 1782)
132 13 MAF (page 1782)
132 14 MAF (page 1782)
132 31 MAF (page 1782)
158 15 ECM (page 1000)
158 17 ECM (page 1000)
164 0 ICP (page 1286)
164 1 ICP (page 1286)
164 3 ICP (page 1286)
164 4 ICP (page 1286)
164 15 ICP (page 1286)
164 16 ICP (page 1286)
164 17 ICP (page 1286)
164 18 ICP (page 1286)
171 2 AAT (page 143)
171 3 AAT (page 143)
171 4 AAT (page 143)
172 2 MAF (page 1782)
172 3 MAF (page 1782)
172 4 MAF (page 1782)
173 2 EGT (page 1115)
173 3 EGT (page 1115)
Condition Description
Engine Cooling System above Critical Temperature
ECT1 signal erratic, intermittent, or incorrect
ECT1 signal Out of Range HIGH
ECT1 signal Out of Range LOW
Engine Cooling System above Warning Temperature
ECT1 stuck in range High
ECT1 stuck in range Low
Engine Coolant System Below closed loop minimum
temperature
ECL below Warning / Critical Level
ECL signal erratic, intermittent, or incorrect
Engine Intake Air Mass Flow Rate High
Engine Intake Air Mass Flow Rate Low
MAF signal Out of Range LOW
MAF Sensor Calibration – Insufficient number of data points
MAF Sensor Calibration Needed
MAF Sensor Calibration Failed
MAF Frequency out of range HIGH
Battery Voltage above 16 volts
Battery Voltage below 9 volts
ICP above KOEO Spec
ICP Unable to Build During Engine Cranking
ICP signal Out of Range HIGH
ICP signal Out of Range LOW
ICP too high during test
ICP above desired level
ICP unable to build during test
ICP below desired level
AAT signal erratic, intermittent, or incorrect
AAT Signal Out of Range HIGH
AAT Signal Out of Range LOW
IAT Signal Erratic, Intermittent, or Incorrect
IAT signal Out of Range HIGH
IAT Signal Out of Range LOW
EGT signal erratic, intermittent, or incorrect
EGT signal Out of Range HIGH