Diagnostic Code Index

2009 Saturn Astra XR, 4D Hatchback, AutomaticSECTION Diagnostic Code Index
DIAGNOSTIC CODE INDEX

DTC Description
DTC B1319  B1319 04: Immobilizer Receiver Circuit Malfunction
DTC B3055  B3055 00: Transponder Key Problem
B3055 48: Wrong Transponder Key
DTC B3056  B3056 00: No Transponder Key Programmed
DTC B3057  B3057 00: Security Code Not Programmed
DTC B3077  B3077 00: Wrong Transponder Type Detected
DTC B3755  B3755 48: No Transponder Key Programmed
DTC B3899  B3899 00: No Environment Identifier Learned
DTC B3900  B3900 00: No Immobilizer Identifier Learned
DTC B3901  B3901 00: Wrong Environment Identifier Received
DTC B3902  B3902 00: No Immobilizer Identifier Learned
DTC B3925, B3929, or B3977  B3925 00: Wrong Environment Identifier Received IPC (Instrument)
B3929 00: Wrong Environment Identifier Received REC (Rear Electrical Centre)
B3977 00: Wrong Environment Identifier Received UEC (Underhood Electrical Centre)
DTC P1648  P1648: Immobilizer Wrong Security Code
DTC P1649  P1649: Immobilizer Security Code Not Programmed
DTC P1678 or P1679  P1678: Theft Deterrent System - Incorrect Environment Identification
P1679: Theft Deterrent System - Incorrect Environment Identification
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.