LAUNCH       X-431 IMMO Pro User Manual 
Illustrations 
Illustrations used in this manual are samples, the actual testing screen may vary 
for each vehicle being tested. Observe the menu titles and on-screen 
instructions to make correct option selection. 
Important Safety Precautions 
To avoid personal injury, property damage, or accidental damage to the product, 
read all of the information in this section before using the tool. 
 
DANGER 
•  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. 
•  Please use the included battery and power adaptor. Risk of explosion if the 
battery is replaced with an incorrect type. 
•  DO NOT attempt to operate the tool while driving the vehicle. Have second 
personal operate the tool. Any distraction may cause an accident. 
 
WARNING 
  Always perform automotive testing in a safe environment. 
  Do not connect or disconnect any test equipment while the ignition is on or 
the engine is running. 
  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. 
  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.   
  Keep a fire extinguisher suitable for gasoline/chemical/electrical fires nearby. 
  Wear an ANSI-approved eye shield when testing or repairing vehicles. 
  Put blocks in front of the drive wheels and never leave the vehicle unattended 
while testing. 
  Use extreme caution when working around the ignition coil, distributor cap, 
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