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Volvo All Engines (2010 Emissions) Fault Code: SPN 173 FMI 15 PID: Engine Exhaust Gas Temperature – Least Severe Level

This diagnostic function indicates malfunction at the exhaust gas temperature (EGT) sensor. The purpose of the exhaust gas sensor is to contribute the relevant temperatures required for the temperature regulated aftertreatment diesel particulate filter regeneration control. A faulty EGT sensor can result with a failed aftertreatment (DPF) regeneration.

Observable symptoms
1) None

Probable cause
1) Wiring harness between component connector and electronic control unit (ECU) connector
2) Exhaust Gas Temperature (EGT) Sensor

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Volvo All Engines (2010 Emissions) Fault Code: SPN 171 FMI 19 PID: 171 Ambient Air Temperature
Volvo All Engines (2010 Emissions) Fault Code: SPN 171 FMI 14 PID: Ambient Air Temperature
Volvo All Engines (2010 Emissions) Fault Code: SPN 171 FMI 13 PID: Ambient Air Temperature
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Volvo All Engines (2010 Emissions) Fault Code: SPN 1677 FMI 16 PID: PSID 25 Aftertreatment DPF Auxillary Heater Mode – Moderately Severe Level