Faulty Traction Control Module
Traction Control Module harness is open or shorted
Traction Control Module circuit poor electrical connection
Engine Light ON (or Service Engine Soon Warning Light)
Traction Control System Circuit Failure is the generic description for the P1690 Acura code, but the manufacturer may have a different description for your model and year vehicle. Currently, we have no further information
about the P1690 Acura OBDII code.