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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 459 (Air Bag Restraint Systems) >> Diagnostic Tests >> DTC B0077,B0079,B0080: Driver Sis Valid Identification Not Received/Driver Sis Identification Not Correct/Driver Sis NOK (Not Okay) >> Conditions For Setting DTC

Conditions For Setting DTC

WARNING: This page is about a different car, the 2003 Buick Regal and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

If DTC B0077 is set, a valid identification message was not received within 5 seconds of SIS powering up, a status message was not received or SDM has tried to reset SIS twice without detecting a valid identification message. If DTC B0079 is set, SDM has received an identification message from SIS which does not match identification stored in SDM memory or SDM has tried to reset SIS twice without detecting a valid identification message. If DTC B0080 has set, SDM has received a NOK (Not Okay) message from SIS.

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