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Diagnostic knowledge search

23,879 code identifiers with scoped meanings, and 54,261 enhanced signal definitions. No VIN or personal information is needed.

23,879 matches

Page 347 · 10381–10410 shown
B101D
Electronic Control Unit Hardware; Electronic Control Unit Hardware Open; Electronic Control Unit Hardware Performance - Signal Invalid; Electronic Control Unit Hardware Signal Erratic; Electronic Control Unit Hardware Low Input; Electronic Control Unit Hardware Low Voltage/High Temperature; Electronic Control Unit Hardware High Voltage/Low Temperature; Electronic Control Unit Hardware Performance - Bias Level Out of Range; Electronic Control Unit Hardware Missing Reference; Electronic Control Unit Hardware; Electronic Control Unit Hardware Internal Checksum Error; Electronic Control Unit Hardware General Memory Malfunction; Electronic Control Unit Hardware RAM Malfunction; Electronic Control Unit Hardware ROM Malfunction; Electronic Control Unit Hardware EEPROM Performance/Malfunction; Electronic Control Unit Hardware Software Malfunction; Electronic Control Unit Hardware Supervision Software Malfunction; Electronic Control Unit Hardware Internal Malfunction; Electronic Control Unit Hardware Incorrect Component Installed; Electronic Control Unit Hardware Self-Test Malfunction; Electronic Control Unit Hardware Internal Communication Malfunction; Electronic Control Unit Hardware EEPROM Incorrect Programming; Electronic Control Unit Hardware Parity Error; Electronic Control Unit Hardware; Electronic Control Unit Hardware

1 reference families · GM

B101E
Electronic Control Unit Software; Electronic Control Unit Software Internal Checksum Error; Electronic Control Unit Software General Memory Malfunction; Electronic Control Unit Software Not Programmed; Electronic Control Unit Software Calibration Not Programmed; Electronic Control Unit Software EEPROM Incorrect Programming; Electronic Control Unit Software Security Access Not Activated; Electronic Control Unit Software Variant Not Programmed; Electronic Control Unit Software Configuration Not Programmed; Electronic Control Unit Software VIN Not Programmed; Electronic Control Unit Software Security Code Not Programmed; Electronic Control Unit Software Programming Checksum Error; Electronic Control Unit Software Calibration Not Learned; Electronic Control Unit Software DTC Memory Full

1 reference families · GM

OBD Lens reference library · catalog legacy-owner-2026-11-02-v84-evidence. Sources and scope