The body control module (BCM) applies B+ to the hood ajar signal circuit and monitors the voltage to determine the position of the hood. When the hood is closed, the switch is open and voltage remains high. When the hood is open, the switch is closed and the voltage is pulled low.
The BCM uses the hood ajar switch as a content theft deterrent alarm trigger.
When the hood is ajar, a message is displayed on the DIC or the hood ajar indicator will be illuminated.
Storage
Indicator/Warning Message Description and OperationRadio Antenna Base Replacement
Radio Antenna Base Replacement
Callout
Component Name
Preliminary Procedure
Lower the rear of the headlining trim panel. Refer to
Headlining Trim Panel Replacement.
1
Radio Antenna Base Fastener
...
Heater Core Outlet Tube Replacement
Heater Core Outlet Tube Replacement
Callout
Component Name
Preliminary Procedures
Remove the Heater and Air Conditioning Evaporator and Blower Module.
Refer to Heater and Air Conditioning Evaporator and Blower Module Removal
...
Throttle/Idle Learn
Description
The engine control module (ECM) learns the airflow through the throttle body
to ensure the correct idle. The learned airflow values are stored within the
ECM. These values are learned to adjust for production variation and will continuously
learn during the life of the ...