Replacing the battery Open the case at slot 1 using a flatblade screwdriver or similar, and replace the battery 2, observing the polarity shown on the back of the cover.
Note: It is not advisable to touch the electronic circuit in the key cover when replacing the battery.
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Renault Koleos Service Repair Manual > Control - signals: Heated rear screen: Repair
The screen printed heated grid on the inner face of the window may have an accidental cut, making the affected part of the circuit useless. Determine the exact location of the cut using a voltmeter. Faults such as these can be repaired by using the heated rear screen varnish available at the. Magasi ...