Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

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Link: lemon-manuals.la or lemon-manuals.org.ua

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B1A20






B1A20-PRE-ARM TIMEOUT

For a complete wiring diagram, refer to the Wiring Information.

- When Monitored:
During the Vehicle Theft and Security System (VTSS) pre-arm process.

- Set Condition:
If the VTSS pre-arm sequence is interrupted within 16 seconds after securing the vehicle.





DETERMINING IF DIAGNOSTIC TROUBLE CODE (DTC) IS CURRENT

NOTE: Diagnose any related Communication DTCs before continuing.

1. With a scan tool, read and record DTCs.
2. With the scan tool, clear DTCs.
3. Turn the ignition off and remove the key from the ignition.
4. Lock and close all doors to allow the VTSS to go from pre-arm to armed status and wait one minute.
5. Disarm the VTSS.
6. Using the scan tool, read the ITM DTCs.

Does the DTC reset?

Yes

- Remove the Cluster and inspect the Fused B (+) and both CAN B BUS circuits for spread terminals or intermittent opens.
- Perform the BODY VERIFICATION TEST. Body Verification Test

No

- DTC is not active at this time. Test complete.
- Perform the BODY VERIFICATION TEST. Body Verification Test