Microphone signal circuit
Audio unitSqueak and rattle trouble diagnoses
Work Flow
CUSTOMER INTERVIEW
Interview the customer if possible, to determine the conditions that exist
when the noise occurs. Use the Diagnostic Worksheet during the interview to
document the facts and conditions when the noise occurs and any customer's
comments; refer to IP-6, "Diagnosti ...
Emission Control System Maintenance
Drive belts*:
Check engine drive belts for wear, fraying or
cracking and for proper tension. Replace any
damaged drive belts.
Engine air filter:
Replace at specified intervals. When driving for
prolonged periods in dusty conditions,
check/replace the filter more frequently.
Engine coolant*:
...
U1000 CAN comm circuit
Description
CAN (Controller Area Network) is a serial communication
line for real time applications. It is an on-vehicle multiplex
communication line with high data communication speed and excellent error
detection ability. Modern
vehicle is equipped with many electronic control unit, and e ...