2010 Cadillac Truck SRX FWD V6-3.0L Page 336
DTC B319A 02
- Right Rear Window Switch Short to Ground
DTC B319A 39
- Right Rear Window Switch Internal Malfunction
Diagnostic Fault Information
Circuit/System Description
When a window switch is pressed on the driver window switch, a serial data message is sent to the body control module (BCM). The BCM
examines the request and checks for messages from other power window motors prohibiting the window movement. If no prohibitive messages
have been received, the BCM will send a serial data message to the passenger window motor or to the appropriate rear window switch which will
perform the command as requested.
Conditions for Running the DTC
Battery voltage must be between 9-16 V.
Conditions for Setting the DTC
B316B 00
The BCM has detected the driver right front or left rear or right rear window switch is active for greater than 60 seconds.
B316B 02
The BCM has detected the driver left front window switch is active for greater than 60 seconds.
B317A 02
The BCM has detected the passenger window switch is active for greater than 60 seconds.
B318A 02
The BCM has detected the left rear window switch is active for greater than 60 seconds
B319A 02
The BCM has detected the right rear window switch is active for greater than 60 seconds
B316B 39, B317A 39, B318A 39, B319A 39
The BCM has detected an internal failure within the affected door switch
Action Taken When the DTC Sets
The affected power window will malfunction.
Conditions for Clearing the DTC
B316B 00, B316B 02, B317A 02, B318A 02, B319A 02
* The DTC will be current for as long as the fault is present.
* The DTC will change from current to history when the fault is no longer present.
* A history DTC will clear after 100 consecutive ignition cycles if the condition for the malfunction is no longer present.
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