DTC B291A
Diagnostic Instructions
DTC Descriptors
DTC B291A 39: Content Theft Deterrent Assembly
Internal Malfunction |
Circuit/System Description
This diagnostic applies to internal microprocessor integrity
conditions within the content theft deterrent sensor module
(intrusion/inclination module).
Conditions for Running the DTC
• |
The vehicle is in Park.
|
Conditions for Setting the DTC
The body control module detects an internal failure within the
content theft deterrent sensor module.
Action Taken When the DTC Sets
The intrusion and inclination output is disabled
Conditions for Clearing the DTC
• |
A current DTC is cleared when
the conditions for setting the DTC are no longer present.
|
• |
A history DTC will clear after
40 malfunction free ignition cycles. |
Reference Information
Schematic Reference
Theft Deterrent System Schematics
Connector End View Reference
Component Connector End Views
Description and Operation
Content Theft Deterrent (CTD) Description and Operation
Electrical Information Reference
Scan Tool Reference
Control Module References for scan tool information
Circuit/System Testing
Verify that DTC B291A is not set.
If the DTC is set, replace the A621 content theft deterrent sensor
module.
Repair Instructions
Perform the
Diagnostic Repair Verification after completing the diagnostic
procedure.
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