(Table 211, contd)
Diagnostic Codes for the Active Analog Sensors
J1939 Code PDL Code
Code Description
(code descriptions may
vary)
Comments
108-3 3528-3 Barometric Pressure Sensor :
Voltage Above Normal
The ECM detects signal voltage that is not in the acceptable range.
The code is logged.
The value of the parameter is set to a gauge pressure.
108-4 3528-4 Barometric Pressure Sensor :
Voltage Below Normal
The ECM detects signal voltage that is not in the acceptable range.
The code is logged.
The value of the parameter is set to a gauge pressure.
157-3 1797-3 Fuel Rail Pressure Sensor :
Voltage Above Normal
The ECM detects signal voltage that is not in the acceptable range.
The code is logged.
The value of the parameter is set to a gauge pressure.
157-4 1797-4 Fuel Rail Pressure Sensor :
Voltage Below Normal
The ECM detects signal voltage that is not in the acceptable range.
The code is logged.
The value of the parameter is set to a gauge pressure.
157-12 1797-12 Fuel Rail Pressure Sensor :
Failure
The ECM detects that the fuel rail pressure sensor has an in-range failure.
The warning lamp will flash. The code is logged.
411-2 3387-2
EGR Differential Pressure : Er-
ratic, Intermittent, or Incorrect
The ECM detects signal voltage that is not stable.
The code is logged.
The warning light will come on. The ECM will log the diagnostic code.
411-3 3387-3 EGR Differential Pressure Sen-
sor : Voltage Above Normal
The ECM detects signal voltage that is not in the acceptable range.
The code is logged.
The value of the parameter is set to a gauge pressure.
411-4 3387-4 EGR Differential Pressure Sen-
sor : Voltage Below Normal
The ECM detects signal voltage that is not in the acceptable range.
The code is logged.
The value of the parameter is set to a gauge pressure.
3358-3 3385-3 EGR Intake Pressure Sensor :
Voltage Above Normal
The ECM detects signal voltage that is not in the acceptable range.
The code is logged.
The value of the parameter is set to a gauge pressure.
3358-4 3385-4 EGR Intake Pressure Sensor :
Voltage Below Normal
The ECM detects signal voltage that is not in the acceptable range.
The code is logged.
The value of the parameter is set to a gauge pressure.
3563-3 1785-3 Intake Manifold Pressure Sen-
sor : Voltage Above Normal
The ECM detects signal voltage that is not in the acceptable range.
The code is logged.
The value of the parameter is set to a gauge pressure.
3563-4 1785-4 Intake Manifold Pressure Sen-
sor : Voltage Below Normal
The ECM detects signal voltage that is not in the acceptable range.
The code is logged.
The value of the parameter is set to a gauge pressure.
1176-3 2738-3 Turbocharger #1 Compressor
Inlet Pressure Sensor : Voltage
Above Normal
The ECM detects signal voltage that is not in the acceptable range.
The code is logged.
The value of the parameter is set to a gauge pressure.
1176-4 2738-4 Turbocharger #1 Compressor
Inlet Pressure Sensor : Voltage
Below Normal
The ECM detects signal voltage that is not in the acceptable range.
The code is logged.
The value of the parameter is set to a gauge pressure.
Follow the troubleshooting procedure to identify the root cause of the fault.
The following conditions must exist before any of the
above codes will become active:
• There are no active 3509 codes.
• There are no active 168 codes.
The following background information is related
to this procedure:
UENR4469-36 383
Circuit Tests
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