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Maintenance and Repair
Troubleshooting Fault Codes
SPN: 3031 FMI: 4/4 Diesel Exhaust Fluid Tank Temperature Sensor
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<blockquote data-quote="Flex" data-source="post: 229" data-attributes="member: 4"><p>Diesel Exhaust Fluid Tank Temperature Sensor - Voltage Below Normal or Shorted to Low Source</p><p></p><p>CODES</p><p>Fault Code: 1677</p><p></p><p>PID(P):</p><p>SPN: 3031</p><p>FMI: 4/4</p><p>Lamp: Amber</p><p>SRT:</p><p></p><p>Reason</p><p>Low signal voltage detected at the diesel exhaust fluid tank temperature sensor circuit.</p><p></p><p></p><p>Possible causes of this fault code include:</p><p></p><p>A malfunctioning aftertreatment diesel exhaust fluid tank temperature sensor</p><p></p><p>Signal shorted to ground in the harness</p><p></p><p>Signal shorted to return or ground in the sensor.</p></blockquote><p></p>
[QUOTE="Flex, post: 229, member: 4"] Diesel Exhaust Fluid Tank Temperature Sensor - Voltage Below Normal or Shorted to Low Source CODES Fault Code: 1677 PID(P): SPN: 3031 FMI: 4/4 Lamp: Amber SRT: Reason Low signal voltage detected at the diesel exhaust fluid tank temperature sensor circuit. Possible causes of this fault code include: A malfunctioning aftertreatment diesel exhaust fluid tank temperature sensor Signal shorted to ground in the harness Signal shorted to return or ground in the sensor. [/QUOTE]
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Troubleshooting Fault Codes
SPN: 3031 FMI: 4/4 Diesel Exhaust Fluid Tank Temperature Sensor
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