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GAP Diagnostic 2023-09-12 All Rights Reserved
User Manual G3 units : Version 37, Firmware V4.0
second. Repeat the procedure on each window.
• The date and time will be reset.
• Once completed, it may take a few starting cycles for error messages on the instrument cluster
to disappear.
• You may hear a chime coming from the instrument cluster.
• The navigation screen will turn o during a ash. The radio memory may be erased. On 2010
and up vehicles, a low battery message may be displayed. Simply ignore it. The radio memory
and trip computer will be erased.
• On L359 up to 2012, the engine will only start after the electronics have shut down. To do so,
lock the doors and wait a few minutes.
• The viscous fan will stay engaged if the vehicle electronics are not allowed to shut down after a
ash was performed.
• The intelligent start and stop system (eco) will be disabled. It will reactivate automatically after
a few kilometers or engine starts.
Hard Reset:
After a software update was performed, a hard reset may be needed in order for all systems to return
to normal. Here’s how to proceed.
• Disconnect both the positive and negative cable from the vehicle’s battery.
• Wait 10 minutes and short both cables together.
• Reconnect the cables to the vehicle’s battery.
• played.
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