Service data and specifications (SDS)
PrecautionP0451 evap control system pressure sensor
Description
The EVAP control system pressure sensor detects pressure in the
purge line. The sensor output voltage to the ECM increases as pressure
increases
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
NOTE:
Never remove fuel filler cap during DTC confirmation procedur ...
Normal operating condition
Description
FUEL CUT CONTROL (AT NO LOAD AND HIGH ENGINE SPEED)
If the engine speed is above 2,000 rpm under no load (for example, the
selector lever position is P or N and
engine speed is over 2,000 rpm) fuel will be cut off after some time. The exact
time when the fuel is cut off varies
...
Active noise cancellation/Active sound control (if so equipped).
Active noise cancellation
Front and rear microphones
This system uses three microphones 1 located
inside the vehicle to detect engine booming
noises. The system then automatically generates
a noise canceling sound through the speakers
and woofer to reduce engine booming noise.
NOTE:
To o ...