User Manual
...........continued
TYPE SPN FMI
En-
gine
Ma-
chine
type
Description
ECM 2609 3 S F AC compressor actuator, short circuit
to +24V
ECM 2609 4 S F AC compressor actuator, short circuit
to ground
ECM 2609 5 S F AC compressor actuator, open load
ECM 2609 2 S E AC compressor actuator, faulty
ECM 2609 2 S L AC compressor actuator, faulty
ECM 2623 3 C E Accelerator Pedal or Lever Position
Sensor 2 Circuit - Voltage above nor-
mal, or shorted to high source
ECM 2623 3 C L Accelerator Pedal or Lever Position
Sensor 2 Circuit - Voltage above nor-
mal, or shorted to high source
ECM 2623 4 C E Accelerator Pedal or Lever Position
Sensor 2 Circuit - Voltage below nor-
mal, or shorted to low source
ECM 2623 4 C L Accelerator Pedal or Lever Position
Sensor 2 Circuit - Voltage below nor-
mal, or shorted to low source
ECM 2623 3 C F Accelerator Pedal Position : Accelera-
tor Pedal or Lever Position Sensor 2
Circuit - Voltage Above Normal, or
Shorted to High Source
ECM 2623 4 C F Accelerator Pedal Position : Accelera-
tor Pedal or Lever Position Sensor 2
Circuit - Voltage Below Normal, or
Shorted to Low Source
ECM 2629 15 C F Turbocharger Compressor Outlet
Temperature (Calculated) - Data Valid
But Above Normal Operating Range
ECM 2629 15 C E Turbocharger Compressor Outlet
Temperature (Calculated) - Data Valid
But Above Normal Operating Range
ECM 2629 15 C L Turbocharger Compressor Outlet
Temperature (Calculated) - Data Valid
But Above Normal Operating Range
ECM 2630 2 C F Engine Charge Air Cooler Outlet Tem-
perature - Data erratic, intermittent or
incorrect
ECM 2630 3 C F Engine Charge Air Cooler Outlet Tem-
perature - Voltage above normal, or
shorted to high source
ECM 2630 4 C F Engine Charge Air Cooler Outlet Tem-
perature - Voltage below normal, or
shorted to low source
ECM 2630 2 C E Engine Charge Air Cooler Outlet Tem-
perature - Data erratic, intermittent or
incorrect
ECM 2630 2 C L Engine Charge Air Cooler Outlet Tem-
perature - Data erratic, intermittent or
incorrect
ECM 2630 3 C E Engine Charge Air Cooler Outlet Tem-
perature - Voltage above normal, or
shorted to high source
ECM 2630 3 C L Engine Charge Air Cooler Outlet Tem-
perature - Voltage above normal, or
shorted to high source
ECM 2630 4 C E Engine Charge Air Cooler Outlet Tem-
perature - Voltage below normal, or
shorted to low source
ECM 2630 4 C L Engine Charge Air Cooler Outlet Tem-
perature - Voltage below normal, or
shorted to low source
ECM 2633 7 C F Engine VGT Nozzle Position - Me-
chanical system not responding or out
of adjustment
ECM 2633 7 C E Engine VGT Nozzle Position - Me-
chanical system not responding or out
of adjustment
ECM 2633 7 C L Engine VGT Nozzle Position - Me-
chanical system not responding or out
of adjustment
continued..........
...........continued
TYPE SPN FMI
En-
gine
Ma-
chine
type
Description
ECM 2634 3 C F Power Relay Driver Circuit - Voltage
above normal, or shorted to high
source
ECM 2634 4 C F Power Relay Driver Circuit - Voltage
below normal, or shorted to low
source
ECM 2634 3 C E Power Relay Driver Circuit - Voltage
above normal, or shorted to high
source
ECM 2634 3 C L Power Relay Driver Circuit - Voltage
above normal, or shorted to high
source
ECM 2634 4 C E Power Relay Driver Circuit - Voltage
below normal, or shorted to low
source
ECM 2634 4 C L Power Relay Driver Circuit - Voltage
below normal, or shorted to low
source
ECM 2659 7 P E Engine Exhaust Gas Recircula-
tion(EGR) Mass Flow Rate - Not Re-
sponding Properly
ECM 2659 7 P L Engine Exhaust Gas Recircula-
tion(EGR) Mass Flow Rate - Not Re-
sponding Properly
ECM 27 13 C F EGR valve failed automatic calibration
procedure - out of calibration.
ECM 27 2 C F EGR Valve Position - Data erratic, in-
termittent, or incorrect. Intermittent
EGR position information is being re-
ceived by the electronic control mod-
ule (ECM).
ECM 27 3 C F Exhaust Gas Recirculation (EGR)
Valve Position Sensor Circuit - Volt-
age Above Normal or Shorted to High
Source. High signal voltage detected
at the EGR valve position sensor cir-
cuit.
ECM
27 4 C F Exhaust Gas Recirculation (EGR)
valve position circuit - voltage below
normal or shorted to low source. Low
signal voltage detected at the EGR
valve position sensor circuit.
ECM 27 3 P E Engine Exhaust Gas Recirculation
Valve Position : Voltage Above Nor-
mal
ECM 27 3 P L Engine Exhaust Gas Recirculation
Valve Position : Voltage Above Nor-
mal
ECM 27 4 C E EGR Valve Position Circuit - Voltage
below normal, or shorted to low
source
ECM 27 4 C L EGR Valve Position Circuit - Voltage
below normal, or shorted to low
source
ECM 27 4 P E Engine Exhaust Gas Recirculation
Valve Position : Voltage Below Normal
ECM 27 4 P L Engine Exhaust Gas Recirculation
Valve Position : Voltage Below Normal
TCU 27 * * E P1 pressure sensor circuit is open or
shorted to ground
TCU 27 * * L S.C. TO BATTERY VOLTAGE OR
O.C. AT RETARDER / TORQUE-
CONVERTER TEMPERATURE SEN-
SOR INPUT
ECM 27 2 C E EGR Valve Position - Data erratic, in-
termittent or incorrect
ECM 27 2 C L EGR Valve Position - Data erratic, in-
termittent or incorrect
TCU 27 * * F S.C. TO BATTERY VOLTAGE OR
O.C. AT RETARDER / TORQUE-
CONVERTER TEMPERATURE SEN-
SOR INPUT
ECM 2789 15 C F Turbocharger Turbine Inlet Tempera-
ture (Calculated) - Data Valid but
continued..........
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3 SPN 2~










