If the there is lack of power, excessive oil consump-
Warm up and stop engine.
Remove the injectors(A). (Refer to FL Gr.)
Check the cylinder compression pressure.
Insert a compression gauge into the injector hole.
Fully open the throttle.
While cranking the engine, measure the com-
Always use a fully charged battery to obtain engine
Repeat step 1) though 3) for each cylinder.
This measurement must be done in as short a time as
Compression pressure(Standard) :
If the cylinder compression in 1 or more cylinders
• If adding oil helps the compression, it is likely
that the piston rings and/or cylinder bore are
• If pressure stays low, a valve may be stick-
ing or seating is improper, or there may be
Reinstall the injectors.