Volvo All Engines (2017 Emissions) Fault Code: P066800 PID: ACM PCM/ECM/TCM Internal Temperature Sensor “A”
Volvo All Engines (2017 Emissions) Fault Code: P066800 PID: ACM PCM/ECM/TCM Internal Temperature Sensor “A”
ACM temperature too high
Conditions for diagnostic trouble code (DTC):
1) Internal fault in electronic control unit (ECU)
Probable cause
1) Aftertreatment Control Module (ACM)
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