COMPONENTS
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
Back-up Power Source Circuit
DESCRIPTION
The back-up power source circuit for the air conditioning amplifier assembly
is shown below. Power is supplied even after the ignition switch is turned off and
is used for diagnostic trouble code memory, etc.
WIRING DIAGRAM
CAUTION / NOTIC ...
ACC Monitor Malfunction (B2274)
DESCRIPTION
This DTC is stored when there is a problem in the ACC output circuit, which is
from the ACC output terminal of the power management control ECU to the ACC relay.
HINT:
When the power management control ECU is replaced with a new one and the ca ...