The 1.2 TSI engine bay is cramped. You will likely need to remove the engine cover, the air intake piping, and possibly the fuel rail cover. Depressurize the fuel system. Do not skip this. Fuel under high pressure in your eye is not a "character-building moment."
The Volkswagen 1.2 TSI engine (code names CBZB, CBZA) is a punchy little turbocharged unit, but it has a few mechanical demons. One of the most frustrating jobs is . vw 1.2 tsi injector removal
: Unscrew the bolts securing the throttle body and move it aside. Do not skip this
Now you see the metal fuel rail holding the four injectors. : Unscrew the bolts securing the throttle body
Often due to failing rubber seals or cracked injector bodies.
Common diagnostic codes include P0301-P0304 (misfires) or P0171 (lean condition). Required Tools