To fit Map sensor ,two screws 1 electrical connection.3 mins,no special tools.Jeep Stoneacre Liverpool quoted me £858.32 - VAT = £715.27 - MAP sensor bought from Jeep main dealer for £86.17 + VAT so 715.27 - 86.17 = £629.10 / 3 = £209.70 per min x 60 = £12,582.00 per hr .Is this fair trade ?