Volvo All Engines (2017 Emissions) Fault Code: P066611 PID: ACM Control Module Internal Temperature Sensor “A”

Volvo All Engines (2017 Emissions) Fault Code: P066611 PID: ACM Control Module Internal Temperature Sensor “A”

Control Module Internal Temperature Sensor “A”
ACM temperature too high

Conditions for diagnostic trouble code (DTC)
Internal fault in electronic control unit (ECU)

Probable cause
1) Aftertreatment Control Module (ACM)