RX7 2RTR- 1308cc 1.3L FI (1987)
Air Solenoid Valve: Testing and Inspection
Relief Solenoid Valve
Fig. 1 Connecting tachometer.
1.
Check vacuum signal as follows:
a. Warm engine to normal operating temperature and run at idle.
b. Connect tachometer to engine Fig 1.
Fig. 2 Checking for air at port.
c. Disconnect vacuum hose between relief solenoid valve and air control valve at relief solenoid valve.
d. Place finger over port opening and increase engine speed to above 1500 RPM.
e. Disconnect electrical connector at throttle sensor and ensure air is sucked into port for approximately 120 seconds,Fig 2, then stops.
