Volkswagen Passat (2001 - 2005) - 02 1.9 disconnecting battery to clean MAF sensor?

Honest John Back Room » Technical matters
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Mon 16 Feb 2009 14:48
02 1.9 disconnecting battery to clean MAF sensor? - 1964johnr
Can anyone tell me why it is recommended that you disconnect the negative battery terminal before taking the MAF sensor out for cleaning ?

Edited by Dynamic Dave on 16/02/2009 at 18:27

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Mon 16 Feb 2009 14:52
02 1.9 disconecting negative batteryterminal/clean - elekie&a/c doctor
Makes no difference with battery connected or disconnected.What could make a difference is if the maf is un-plugged with the ignition switched on.hth
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