Coasting Advance System: B2200
- Connect a voltmeter to the White/Green wire of the coasting advance solenoid valve. See Fig 1 .
- Increase engine speed to 3000 RPM and lift idle switch arm. Voltage reading should be 12 volts above 2500 RPM, below 1.5 volts at 1700-2500 RPM and 12 volts below 1700 RPM.