To change the serpentine belt on a 2006 Scion xB, first, disconnect the negative battery cable for safety. Use a wrench to relieve tension on the serpentine belt tensioner, then remove the old belt from the pulleys, noting the routing path. Install the new belt according to the routing diagram typically found on a sticker under the hood, ensuring it is properly seated on all pulleys. Finally, release the tensioner and reconnect the battery cable.
It must have a timing CHAIN ( The Gates website does not list a timing belt for the 1.5 liter , 4 cylinder engine in a 2005 Scion XB )
Timing chain.
The 2008 Scion xB has a total of three main belts: one serpentine belt that drives multiple accessories like the alternator and power steering, and two timing belts. The timing belt is crucial for synchronizing the engine's camshaft and crankshaft. Regular maintenance and replacement of these belts are important to ensure optimal engine performance.
Timing chain
There are two belts. Here is how to change them both. Pictures included.http://www.justanswer.com/questions/1qyrs-2004-scion-xb-change-alt-power
Scion xB was created in 2003.
No t-belt on that puppy. Internal Timing Chain.
change the oil
The 2005 Scion xB has 16 valves.
The 2013 Scion xB has 16 valves.
The 2014 Scion xB has 16 valves.