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Auxiliary Temperature Sensor Input 1 – Voltage Above Normal, or Shorted to High Source
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Overview
| CODE | REASON | EFFECT |
| Fault Code: 293 PID: P441 SPN: 441 FMI: 3 LAMP: Amber SRT: |
Auxiliary Temperature Sensor Input 1 – Voltage Above Normal, or Shorted to High Source. High signal voltage or open circuit detected at the OEM auxiliary temperature circuit. |
None on performance. |
 Auxiliary Temperature Sensor Input 1 Circuit
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Circuit Description
The OEM has the option of wiring a temperature sensor input to the Cummins ECM. A specific calibration is then created to recognize this temperature sensor input.
Component Location
The OEM temperature sensor input will vary depending on application. Refer to the OEM troubleshooting manual for sensor location.
Shop Talk
Possible causes of this fault code include:
- Open return circuit in the harness, connectors, or sensor
- Open signal circuit or shorted to a voltage source.
Refer to Troubleshooting Fault Code t05-293
Last Modified: 08-Jul-2010
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