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Volvo All Engines (2017 Emissions) Fault Code: P112198 PID: EMS EGR Temperature Too High

Volvo All Engines (2017 Emissions) Fault Code: P112198 PID: EMS EGR Temperature Too High

This function is used to check if the Exhaust Gas Recirculation (EGR) temperature sensor is working and check the status on the EGR cooler. If the sensor should show a value above limit due to extreme driving or malfunction in the cooler, the Engine Control Module (ECM) will derate the engine to avoid damage.

Conditions for diagnostic trouble code (DTC):
1) The sensor value is not within an expected range

Observable symptoms
1) None

Probable cause
1) Sensor
2) Connector
3) Wiring harness