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IIDTool
GAP Diagnostic 2023-09-12 All Rights Reserved
User Manual G3 units: Version 37, Firmware V4.0
2.7.2 Tips to avoid battery drainage
Several tasks performed with the IIDTool can be done with the engine running (outside). There is no
risk of discharging the battery in this case. However, if a task requires the engine to be stopped; the
following message will appear:
For all vehicles 2010 and + “The engine will automatically shut down.”
For all other vehicles: “The engine is running, stop the engine and turn the ignition” (position II).
The IIDTool can be used for several operations without starting the engine. Thus some short tasks can
be performed in an indoor environment such as a garage.
However, if the duration of the tasks performed without the possibility of starting the vehicle (that is to
say in a closed environment), is estimated at more than 10 minutes *, there is a risk of discharging the
car battery.
*(Indicative only and will vary according to the battery state).
Options to prevent battery discharge during longer tasks
Situation Solution
External environment Start the engine*
Closed environment (garage...)
Use a power supply connected to the
vehicle’s battery (type Midtronic PSC-550,
CTEK or equivalent)
Table 14. Tips to avoid battery drainage
*Some features require the engine to be o. In this case, use a power supply or another car with jumper
cables.
CAUTION
Battery chargers are to be avoided due to poor line regulation.
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