AUTOOL DM303 Auto Diagnostic Multimeter 12-in-1 Tester Oscilloscope

The AUTOOL DM303 is a professional automotive diagnostic multimeter that combines 12 powerful functions in one compact tool. With a 2.8-inch color display, built-in oscilloscope, K/CAN line data test, injector and relay test, cranking test, ignition signal test and more, it is designed for workshops, auto electricians, and advanced DIY users. Packed in a durable carry case with all necessary leads and adapters, it delivers reliable, versatile vehicle diagnostics.

Key Features

2.8-inch color display - bright and clear for all environments

12 test modes including multimeter, oscilloscope, injector, relay and ignition signal

Supports K/CAN line data detection

Cranking voltage test for starter and battery health

Analog and frequency signal testing up to 1MHz

Injector drive and automotive circuit drive testing

Compact handheld design with built-in stand

Comes in a durable carry case with multiple probe and adapter sets

Functions

Voltage measurement DC 0-1000V, AC 0-700V

Current measurement 0-20A, 0-200mA

Resistance measurement 0-1M

Frequency measurement 1Hz-1MHz

Oscilloscope with waveform display

Automotive circuit test 0-5A

Cranking test for starting system

Injector test 500-6000 rpm signal output

Relay test with contact resistance

Analog signal and waveform test

Ignition signal pulse test

K/CAN line data detection

Technical Specifications

Voltage Measurement Range: DC 0-1000V, AC 0-700V

Current Measurement Range: 0-20A, 0-200mA

Resistance Range: 0-1M

Frequency Range: 1Hz-1MHz

Automotive Circuit Drive Current: 0-5A

Injector Drive Signal Output: 500-6000 rpm

Working Temperature: 0 C to 40 C

Display: 2.8-inch color LCD

Dimensions: 190 × 85 × 33 mm

What's in the Box

1 × AUTOOL DM303 Diagnostic Multimeter

1 × Multi-functional detection line with CAN/K line, sine, square, 5V signal leads

1 × Automotive circuit detection line

1 × Ignition signal detection line

1 × Battery clip line

3 × Jumper cables Yellow, Green, Black

1 × Probe

1 × User manual

1 × Protective carry case

Download User Manual:

https://shop.autooltech.com/wp-content/uploads/2024/03/AUTOOL-DM303-Manual-1.pdf

What's in the box

1 × AUTOOL DM303 Diagnostic Multimeter

1 × Multi-functional detection line with CAN/K line, sine, square, 5V signal leads

1 × Automotive circuit detection line

1 × Ignition signal detection line

1 × Battery clip line

3 × Jumper cables Yellow, Green, Black

1 × Probe

1 × User manual

1 × Protective carry case

What's in the box
1 x Specialized & Diagnostic Tools