Volvo 2017 Engine Emissions ACM P054415 Exhaust Gas Sensor Error

The function identifies the exhaust temperature and indicates malfunction in the exhaust system. The evaluation is done at engine load after an engine cold start via three different temperature sensors. The exhaust gas temperature is used to determine when regeneration will run.

 

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Volvo Diagnostic Kit (88890300)

Volvo VOCOM 88890300 Diagnostic Kit

 

 

Conditions for diagnostic trouble code (DTC):

1) Open circuit

2) Short circuit to battery voltage

 

Probable cause

1) Exhaust Gas Temperature (EGT) Sensor

2) Wiring harness

3) Connector

4) Aftertreatment Control Module (ACM)