PrecautionPeriodic maintenance
Road wheel
Inspection
ALUMINUM WHEEL
Check tires for wear and improper inflation.
Check wheels for deformation, cracks and other damage. If deformed,
remove wheel and check wheel
runout.
Remove tire from aluminum wheel and mount wheel on a balancer machine.
Set dial indicator as ...
Normal operating condition
Description
FUEL CUT CONTROL (AT NO LOAD AND HIGH ENGINE SPEED)
If the engine speed is above 2,500 rpm under no load (for example, the
selector lever position is neutral and
engine speed is over 2,500 rpm) fuel will be cut off after some time. The exact
time when the fuel is cut off varies
b ...
P0420 Three way catalyst function
DTC Logic
DTC DETECTION LOGIC
The ECM monitors the switching frequency ratio of air fuel ratio (A/F)
sensor 1 and heated oxygen sensor 2.
A three way catalyst (manifold) with high oxygen storage capacity
will indicate a low switching frequency of heated oxygen sensor 2.
As oxygen storage c ...