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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1340 (Theft Deterrent System) >> Diagnostic Information and Procedures >> Lights Inoperative in Content Theft Deterrent (CTD) Alarm Mode

Lights Inoperative in Content Theft Deterrent (CTD) Alarm Mode

WARNING: This page is about a different car, the 2004 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
Lights Inoperative in Content Theft Deterrent (CTD) Alarm Mode

Step Action Yes No
Schematic Reference:  Theft Deterrent System Schematics  
1 Did you review the Theft Deterrent Description and Operation and perform the necessary inspections? Go to Step 2  Go to Symptoms - Theft Deterrent 
2 Verify that the lights are inoperative in Alarm mode.
Does the system operate normally?
Go to Testing for Electrical Intermittents in Wiring Systems Go to Step 3 
3 With the alarm in alarm mode, Test cavity 8 of the Theft Deterrent Module for continuity to ground. Refer to Circuit Testing in Wiring Systems.
Is continuity to ground present?
Go to Step 4  Go to Step 5 
4 Repair the open in the hazard lamp signal circuit between cavity 8 of the Theft Deterrent Module and splice 216. Refer to Wiring Repairs in Wiring Systems.
Did you complete the repair?
Go to Step 6  -
5 Replace the Theft Deterrent Control Module. Refer to Theft Deterrent Control Module Replacement .
Did you complete the repair?
Go to Step 6  -
6 Operate the system in order to verify the repair.
Did you correct the condition?
System OK Go to Step 3