Slow Fuel-Cut System: B2200

Bring engine to normal operating temperature and run at idle. Disconnect the neutral switch connector. Connect a voltmeter to the Light Green terminal of check connector, located on the right fender. See Fig 1 .

Fig 1: Check Connector Terminal (B2200)
Courtesy of MAZDA MOTORS CORP.
Connect a tachometer. Observe voltmeter and tachometer. Accelerate engine to 3000 RPM and decelerate rapidly. During deceleration, voltmeter should read 12 volts above 2000 RPM, and 1.5 volts or less below 2000 RPM.