Coasting Advance System Test

Connect voltmeter to White/Green wire terminal of coasting advance solenoid valve. Increase engine speed to 3000 RPM and lift idle switch arm. See Figure and Fig 1 . Verify voltmeter indicates appropriate voltage according to RPM. See COASTING ADVANCE SYSTEM RPM/VOLTAGE  table.

Fig 1: Checking Coasting Advance System

Courtesy of MAZDA MOTORS CORP.