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Home >> Pontiac >> 1998 >> Firebird Formula, Automatic >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Body Control Module >> Diagnostic Tests >> DTC 25/35: Security Led Present (With Theft Deterrent Only) >> Description

DTC 25/35: Security Led Present (With Theft Deterrent Only): Description

BCM provides an output on security LED circuit to security LED.

DTC 25/35 will set when ignition is turned on and BCM does not detect an LED circuit through Blue, 32-pin connector C3, terminal C16. The presence of LED connected through connector C3 at time of battery connection is required for proper Universal Theft Deterrent (UTD) system operation.

DO NOT use battery or test light to test theft deterrent security LED. Failure to follow proper testing procedure will damage LED. If DTC 25/35 are set in a vehicle that is not equipped with theft deterrent system, disregard codes.