PRE-RELEASE
DTC B291B
| DTC B291B |
| Diagnostic Instructions |
| • |
Perform the
Diagnostic System Check - Vehicle
prior to using this diagnostic procedure.
|
|
| • |
Review
Strategy Based Diagnosis
for an overview of the diagnostic approach.
|
|
| • |
Diagnostic Procedure Instructions
provides an overview of each diagnostic category.
|
|
| DTC Descriptors |
DTC B291B 00
Content Theft Deterrent Sensor Malfunction
DTC B291B 39
Content Theft Deterrent Sensor Internal Malfunction
DTC B291B 42
Content Theft Deterrent Sensor Calibration Not Programmed
| Circuit/System Description |
This diagnostic applies to internal microprocessor integrity conditions within the content theft sensor (intrusion/inclination sensor).
| Conditions for Running the DTC |
| • |
The ignition is OFF.
|
|
| • |
The vehicle is in Park.
|
|
| Conditions for Setting the DTC |
The body control module detects an internal failure within the content theft sensor.
| Action Taken When the DTC Sets |
The intrusion and inclination output is disabled
| Conditions for Clearing the DTC |
| • |
A current DTC will clear 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
| • |
Circuit Testing
|
|
| • |
Connector Repairs
|
|
| • |
Testing for Intermittent Conditions and Poor Connections
|
|
| • |
Wiring Repairs
|
|
Scan Tool Reference
Control Module References for scan tool information
| Circuit/System Testing |
Verify that DTC B291B is not set.
| Repair Instructions |
Perform the Diagnostic Repair Verification after completing the diagnostic procedure.
Control Module References for body control module replacement, setup, and programming
