Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Audio, Visual & Navigation System (BOSE Audio W/NAVI W/Surround) (Diagnostic Trouble Codes (DTCS), Symptom Diagnosis And R & I) (Except Hybrid) >> DTC/Circuit Diagnosis >> DTC B2724: Sonar Control Unit >> DTC Logic >> DTC Detection Logic