Manual Transmission
SYSTEM TEST1. Warm up the engine to normal operating temperature.
2. Run the engine at idle.
3. Disconnect the vacuum hose from the purge solenoid valve.
4. Check that no vacuum is felt.
5. Input a load signal to the ECM.
6. Disconnect the [1][2]neutral switch connector.
7. Connect a tachometer and increase the engine speed to 1,000 rpm.
8. Verify that vacuum is felt after approx. 2 sec.