3000GT V6-2972cc 3.0L DOHC (1993)
Active Exhaust System Mode Switch: Description and Operation
Muffler Mode Switch Circuit
LOCATION
Located in the lower dash panel.
OPERATION
The muffler mode changeover switch when moved to the on position, completes the ground circuit from the ECM. When the ground circuit is
complete, the ECM then provides the ground circuit for the active exhaust control unit, which operates the muffler mode actuator. It then moves
the exhaust baffle located in the rear muffler assembly.