Caution:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.

On-vehicle inspection
InstallationIntake air temperature circuit malfunction
Description
The intake air temperature (iat) sensor, mounted on the mass air flow (maf)
meter, monitors the iat.
The iat sensor has a built-in thermistor with a resistance that varies according
to the temperature of the
intake air. When the iat is low, the resistance of the thermist ...
Changing settings of the
pre-collision system
â– Enabling/disabling the pre-collision
system
The pre-collision system can be
enabled/disabled on the
screen of the
multi-information display.
The system is automatically
enabled each time the engine
switch is turned to ON.
If the system is disabled, the
PCS warning light will turn on
and a mes ...
Ig power source circuit
Description
This is the main power source supplied to the air conditioning amplifier when
the ignition switch is on
(ig). This power source is used for operating components, such as the air
conditioning amplifier and
servo motors.
Wiring diagram
Inspection procedure
Inspect fuse (ec ...