AAATHE your brakes may be less effective. Test them at the first safe  opportunity by pushing gently on the brake pedal to make sure  that they work. If they are not fully effective, gently apply light  pressure while driving slowly. This will help to dry them out.  Law CUR regs 98 & 107  The Driver and the Environment  122. Coasting.   This term describes a vehicle travelling in neutral or  with the clutch pressed down. It can reduce driver control because  ● engine braking is eliminated  ● vehicle speed downhill will increase quickly  ● increased use of the footbrake can reduce its effectiveness  ● steering response will be affected, particularly on bends and  corners  ● it may be more difficult to select the appropriate gear when  needed.  123. You MUST NOT   leave a parked vehicle unattended with the  engine running or leave a vehicle engine running unnecessarily  while that vehicle is stationary on a public road. Generally, if the  vehicle is stationary and is likely to remain so for more than a  couple of minutes, you should apply the parking brake and switch  off the engine to reduce emissions and noise pollution. However it  is permissible to leave the engine running if the vehicle is  stationary in traffic or for diagnosing faults.  highwaycodeuk.co.uk 65 