B1280 ACURA – Turn Signal Switch Circuit Malfunction

B1280 ACURA Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

B1280 ACURA Possible Causes

Faulty Turn Signal Switch,Turn Signal Switch harness is open or shorted,Turn Signal Switch circuit poor electrical connection,Faulty Multiplex Integrated Control Unit (MICU)

B1280 ACURA Description

The Multiplex Integrated Control Unit (MICU) monitors the Turn Signal Switch. The MICU sets the OBDII code when the Turn Signal Switch is not to factory specifications.