B1A20-00-PRE-ARM TIMEOUT
For a complete wiring diagram, refer to the Wiring Information.
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When Monitored:
During the Vehicle Theft and Security System (VTSS) pre-arm process.
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Set Condition:
If the VTSS pre-arm sequence is interrupted within 16 seconds after securing the vehicle.
Possible Causes |
|---|
| INTERMITTENT PROBLEM WITH FUSED (B+) TO CLUSTER |
| INTERMITTENT PROBLEM WITH CAN INTERIOR BUS CIRCUITS TO CLUSTER |
CHECK FOR AN ACTIVE DTC
| NOTE: | Diagnose any related Communication DTCs before continuing. |
| 1. | With the scan tool, read and record DTCs. |
| 2. | Turn the ignition off and remove the key from the ignition. |
| 3. | Lock and close all doors to allow the VTSS to go from pre-arm to armed status and wait one minute. |
| 4. | Disarm the VTSS. |
| 5. | Turn the ignition on. |
| 6. | With the scan tool, read DTCs. |
Does the scan tool display this DTC as active?
Yes
- Remove the Cluster and inspect the Fused B (+) and both CAN INTERIOR BUS circuits for spread terminals, corrosion or intermittent opens.
- Perform the BODY VERIFICATION TEST. (Refer to 28 - DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure).
No
- Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension.
- Perform the BODY VERIFICATION TEST. (Refer to 28 - DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure).