Pdf - Equus 4320 Manual

The Innova 3320 is the exact same device with different branding. If you cannot find an “Equus 4320” PDF, download the Innova 3320 manual – the controls, functions, specifications, and safety instructions are identical.

The Equus 4320 is a discontinued automotive digital multimeter (often referred to as the Innova 3320 in later production runs, as Equus rebranded to Innova). It was a popular entry-level diagnostic tool for measuring voltage, resistance, current, and testing diodes or battery health. equus 4320 manual pdf

You cannot. This is a legacy, non-updatable unit. The manual states that the firmware is "fixed." For newer vehicle software, you would need an Innova 5000 or 6000 series. However, for 99% of engine-related diagnostics on 1996-2018 cars, the 4320 remains perfectly functional. The Innova 3320 is the exact same device

Ensure the power is OFF to the circuit being tested to prevent damage. It was a popular entry-level diagnostic tool for

According to the manual (Page 5): No. The Equus 4320 is designed for gasoline vehicles (including flex-fuel) model years 1996 and newer in the US. It will not read heavy-duty diesel trucks (over 8,500 lbs) or full hybrids like the Toyota Prius (though it can read the gasoline engine on a mild hybrid).