CWW Model
1. Unplug wiring harness at transaxle.
2. Turn key to run position.
3. Using a circuit tester or unpowered test light, ensure a good negative ground and place probe in vehicle harness connector, first at terminal A, then at terminal E. Each must light.
4. Repeat steps 2 and 3 using a digital voltmeter. Meter should read about 11.5-12 volts.