Conditions for diagnostic trouble code (DTC):
1) Internal fault in electronic control unit (ECU)
2) Incorrect self test in the engine control module (ECM)
Observable symptoms
1) Engine does not start
Probable cause
1) Aftertreatment Control Module (ACM)
Related products
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Volvo All Engines (2017 Emissions) Fault Code: U02A200 PID: ACM Lost Communication With Reductant Quality Module
All Engines (2017 Emissions)