Volvo All Engines (2010 Emissions) Fault Code: SPN 174 FMI 3 PID: Cummins DTC

The Engine Control Module (ECM) monitors the voltage drop across the sensor and uses this signal to warn the driver and derate the engine to avoid engine damage if the signal is not within programmed limits.

Conditions for diagnostic trouble code (DTC):
1) The voltage at pin A14.EB:32 is above normal value

Observable symptoms
1) None

Probable cause
1) Engine control module (ECM)
2) Short circuit to 5V, Signal wire
3) Short circuit to voltage supply, signal wire

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