Study, understand and follow all instructions provided with this product. Read these instructions carefully
before installing, operating, servicing or repairing this tool. Keep these instructions in a safe, accessible
place.
Caution: To help prevent personal injury,
1. Always perform automotive testing in a safe environment.
2. Do not connect or disconnect any test equipment while the ignition is on or the engine is running.
3. DO NOT attempt to operate the tool while driving the vehicle. Have second personal operate the tool.
Any distraction may cause an accident.
4. Before starting the engine, put the gear lever in the Neutral position (for manual transmission) or in
the Park (for automatic transmission) position to avoid injury.
5. NEVER smoke or allow a spark or flame in vicinity of battery or engine. Do not operate the tool in
explosive atmospheres, such as in the presence of flammable liquids, gases, or heavy dust.
6. Keep a fire extinguisher suitable for gasoline/chemical/electrical fires nearby.
7 . Wear an ANSI-approved eye shield when testing or repairing vehicles.
8. Put blocks in front of the drive wheels and never leave the vehicle unattended while testing.
9. Use extreme caution when working around the ignition coil, distributor cap, ignition wires and spark
plugs. These components create hazardous voltage when the engine is running.
10. To avoid damaging the tool or generating false data, please make sure the vehicle battery is fully
charged and the connection to the vehicle DLC (Data Link Connector) is clear and secure.
11. Automotive batteries contain sulfuric acid that is harmful to skin. In operation, direct contact with the
automotive batteries should be avoided. Keep the ignition sources away from the battery at all times.
12. Keep the tool dry, clean, free from oil, water or grease. Use a mild detergent on a clean cloth to clear
the outside of the equipment when necessary.
13. Keep clothing, hair, hands, tools, test equipment, etc. away from all moving or hot engine parts.
14. Store the tool and accessories in a locked area out of the reach of children.
15. Do not use the tool while standing in water.
16. Do not expose the tool or power adapter to rain or wet conditions. Water entering the tool or power
adapter increases the risk of electric shock.
17 . When an engine is operating, keep the service area well-ventilated or attach a building exhaust
removal system to the engine exhaust system. Engines produce various poisonous compounds
(hydrocarbon, carbon monoxide, nitrogen oxides, etc.) that cause slower reaction time and result in
death or serious personal injury.
Compatible with heavy-duty and commercial vehicles, the MDMAXPROHD diagnostic tool is exclusively
intended for professional technicians.
Do not use this tool outside of the designed intent. Never modify the tool for any other purpose or use.
www.matcotools.com
WARNING
INTENDED USE OF THE TOOL
PRODUCT INFORMATION
877-853-3738
User Manual
Made in China
to Matco specifications
MDMAXPROHD
2311226-16
I