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Home >> Pontiac >> 1995 >> Firebird Formula, 2D Convertible, Standard >> Repair and Diagnosis (Single Page) >> Restraints >> Air Bag, SRS >> Air Bag Restraint System >> Diagnostic Charts >> DTC 21 - Driver Initiator Circuit Resistance High >> Action Taken

Action Taken

DERM turns on AIR BAG warning light and sets a Diagnostic Trouble Code (DTC).

NOTE: Test numbers refer to test numbers on diagnostic chart. For circuit number identification, see WIRING DIAGRAMS.
  1. Checks if fault is in steering column or DERM.
  2. Checks for open or high resistance in circuit No. 347A.
  3. Checks if fault is in driver inflator module or SIR coil.
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