CUMMINS FAULT CODE 248

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FAULT CODE 248

Exhaust Gas Temperature - Data Valid But Above Normal Operating Range - Moderately Severe Level

Overview


CODE

REASON

EFFECT

Fault Code: 248

Exhaust Gas Temperature - Data Valid But Above Normal Operating

Calibration dependent progressive power

PID:

Range - Moderately Severe Level. Exhaust Gas Temperature is above

derate and engine shutdown with increasing

SPN: 173

engine protection limit.

time after alert.

FMI: 16



LAMP: Amber



SRT:



Exhaust Gas Temperature Sensor 1 Circuit - Industrial E



Exhaust Gas Temperature Sensor 1 Circuit - Marine E


Circuit Description


The exhaust gas temperature sensor 1 circuit monitors exhaust gas temperature and passes information to the engine control module (ECM) through the engine harness.


Component Location


The exhaust gas temperature sensor 1 is located in the 90 degree exhaust elbow after the turbocharger. Use the following procedure for a detailed component location view. Refer to Procedure 100-002 in Section E.


Shop Talk


The exhaust gas temperature sensor 1 measures the temperature of the exhaust air as it passes through the exhaust manifold. This fault code indicates that exhaust gas temperature has exceeded the warning threshold limits for high exhaust gas temperature.


Temperature (°C)

Temperature [°F]

Resistance (ohms)

50

122

2,326,245

100

212

289,445 to 481,411

200

392

25,922 to 35,567

300

572

5,297 to 6,608

400

752

1,634 to 1,926

500

932

681 to 771




600

1112

347 to 379

700

1292

197 to 219

800

1472

124 to 139

900

1652

84.2 to 94.9

1000

1832

64.5

Refer to Troubleshooting Fault Code t05-248.


Last Modified: 29-Nov-2012

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