06-07-2014, 08:12 AM
The heating circuit is four glowplugs plugged into your coolant, helps warm the car up when you first start it of a day. Fractionally helps with economy and means you have warm air to clear the windscreen quickly, but really not needed. Leaving it as a fault shouldn't cause any problems for you.
The flow sensor signal fault is your maf, that'll need replacing.
The clutch switch one i'm not sure about and cba to google it myself right now.
The flow sensor signal fault is your maf, that'll need replacing.
The clutch switch one i'm not sure about and cba to google it myself right now.