MONITOR DESCRIPTION The ECM uses sensors mounted in front of and behind the Three-Way Catalytic Converter (TWC) to monitor its efficiency. The first sensor, the air fuel ratio sensor, sends pre-catalyst information to the ECM. The second sensor, the heated oxygen sensor, sends post-catalyst informat
DESCRIPTION The front airbag sensor RH consists of a diagnostic circuit and frontal deceleration sensor, etc. If the airbag ECU assembly receives signals from the frontal deceleration sensor, it determines whether the SRS should be activated. DTC B1610 is stored when a malfunction is detected in the