As far as the physical appearance and dimensions, the crankcase on the N54 is
the same as the N52. The main
change is in the materials, the N54 uses an all aluminum alloy crankcase. There
is also ca
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Fuel systems need to be checked for proper fuel pressure as well as
sufficient volume. When diagnosing fuel
system complaints, you must take into account the type of fuel system and how
the fuel is delivered to the
engine.
Malfunctions in the fuel system can cause driveability complaints which in
1. Opening spot-weld bonds
Set punch mark in center of weld spot. Set 8 mm dia. weld spot drill bit
on punch mark and drill
through top metal sheet.
Or open weld spot with Vario Drill spot welding cutter (refer to WORKSHOP
EQUIPMENT &
PLANNING CD, Chapter 7).
NOTE: Because the weld spo