Mazda MX-5 Miata Sport 2007 Manual page 2084

2007 ENGINE PERFORMANCE Symptom Troubleshooting - MX-5 Miata
5. Connect the vehicle interface hose (part of the SST ) to the center fitting of the vehicle cap test
hose assembly (part of the SST ).
3. Connect the M-MDS or equivalent to the DLC-2.
4. Turn the ignition switch to the ON position (Engine off).
5. Request the PCM on-board device control (Mode 08) using the M-MDS or equivalent to close the
change-over valve (COV) in the EVAP system leak detection pump.
Fig. 18: Connecting Cap Adaptor To Vehicle Cap Test Hose Assembly
Courtesy of MAZDA MOTORS CORP.
NOTE:
6. Make sure the control valve on the 134-01049 is in the HOLD position and that the valve on the cylinder
of nitrogen gas is open.
7. Turn the control valve to the open position and let the system fill. You should note a drop in the gauge
pressure along with the flow meter being pegged at maximum flow for several minutes depending on how
2007 Mazda MX-5 Miata Sport
The COV is closed for 10 min unless the following any actions are

done:
The engine is started.

The ignition switch is turned off position.
