MX-5 Miata Mazdaspeed L4-1.8L DOHC Turbo (2004)
Variable Induction Check Valve: Service and Repair
Variable Tumble Sys. (VTCS) Check Valve, Delay Valve Removal
VARIABLE TUMBLE CONTROL SYSTEM (VTCS) CHECK VALVE (ONE-WAY), DELAY VALVE REMOVAL/INSTALLATION
1. Remove the VTCS check valve (one-way) or delay valve. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION.)
