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Home >> Acura >> 2025 >> MDX Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System DTC Diagnostics (P219C - U0101) >> Troubleshooting >> DTC Troubleshooting: P2A01, P2A04 (3.5L Engine) >> HDS Function
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HDS Function

DTC (PGM-FI)

Clear DTC (PGM-FI)

OBD STATUS (PGM-FI)

PGM-FI > Data List 

Signal Current conditions (Values) Current conditions (Unit)
HO2S B1 S2    
HO2S B2 S2