B3A16: A/C Refrigerant Distribution Valve B Actuator Temperature Range/Performan… — what it means, the affected system and what to check before replacing parts.
A/C Refrigerant Distribution Valve B Actuator Temperature Range/Performance. Source catalogue definition; confirm applicability using vehicle service information.
Affected system: Body
Also written as: B3A16-00, B3A1600 (some scan tools add the fault-type byte, e.g. -00).