The O2 sensor is mounted in the exhaust manifold to monitor how much unburned oxygen is in the exhaust as the exhaust exits the engine. Monitoring oxygen levels in the exhaust is a way of gauging the fuel mixture. It tells the computer if the fuel mixture is burning rich (less oxygen) or lean (more oxygen).
There is no other way to say it: Legoland is the worst value for money of any theme park bar none. It's hard to know where to start: the Â£132 admission fee for a family of four, the Â£15 per person for the queue jumping system (that's free at all Disney parks), or the cynical Â£2 charge to leave the car park!
1 Adult (10 years and older) 3-Day Disneyland Park Hopper plus 1-Day Legoland California Tickets are $333, plus a $2 convenience fee, which is $25 less than the gate price of the same set of tickets. 2  Includes one Magic Morning admission to Disneyland (available on select days). 3-Day NON-Hopper (1 Park Per Day) Ticket purchased in advance is $224 adult / $214 child (ages 3-9) plus a $2 convenience fee (plus shipping, or print them at home free). 2  Includes one Magic Morning admission for Disneyland. 3  For comparison, 3-Day 1 Park Per Day tickets purchased at the gate cost $235 adult / $224 child.