Figure 2.2.2 The Battery Test (See Figure 2.2.3) function allows you to test battery voltage, CCA, internal resistance, state of charge, state of health, etc. For detailed info, please go to Section 4 Figure 2.2.3 Once I/M is selected, the AL500B will automatically communicate with on-board systems to diagnose the readiness status of emission-related systems, monitors, and components. (See Figure 2.2.4) Figure 2.2.4 EN | 11