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 operate the active noise cancellation system properly:
Active sound control
Active sound control enhances existing engine sounds according to the engine speed and driving modes through the speakers and woofer.
TCM branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors for damage, bend and
loose connection (unit side and connector
side).
TCM
Harness connector F1
Harness con ...
Compression Pressure
On-Vehicle Service
CHECKING COMPRESSION PRESSURE
Run the engine until it reaches normal operating temperature.
Turn the ignition switch to OFF.
Release fuel pressure. Refer to EC-592, "Inspection".
Remove all six spark plugs.
Refer to EM-12, "Removal and
Installation".
Attach a ...
U1000 CAN comm circuit
Description
CAN (Controller Area Network) is a serial communication line for real time
application. It is an on-vehicle multiplex
communication line with high data communication speed and excellent error
detection ability. Many electronic
control units are equipped onto a vehicle, and each co ...