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Diagnostic Code Index

DIAGNOSTIC CODE INDEX

DTC Description
Control Module U Code List  -
DTC B1000  DTC B1000 00 Electronic Control Unit (ECU) Performance No Additional Information Available
DTC B1000 04 Side Object Detection Performance - RAM Failure
DTC B1000 08 Electronic Control Unit (ECU) Performance Signal Invalid
DTC B1000 12 Electronic Control Unit (ECU) Performance Below Minimum Threshold
DTC B1000 31 Electronic Control Unit (ECU) General Checksum Problem
DTC B1000 32 Electronic Control Unit (ECU) General Memory Failure
DTC B1000 33 Electronic Control Unit (ECU) Performance Special Memory Failure
DTC B1000 34 Electronic Control Unit (ECU) Performance RAM Integrity
DTC B1000 35 Electronic Control Unit (ECU) Performance ROM Integrity
DTC B1000 36 Electronic Control Unit (ECU) Performance EEPROM Integrity
DTC B1000 37 Electronic Control Unit (ECU) Performance Watchdog / Safety Failure
DTC B1000 38 Electronic Control Unit (ECU) Performance Supervision Software Failure
DTC B1000 39 Electronic Control Unit (ECU) Performance Internal Electronic Failure
DTC B1000 43 Electronic Control Unit (ECU) Performance EEPROM Error
DTC B1000 46 Side Object Detection Performance - Invalid Configuration
DTC B1000 56 Electronic Control Unit (ECU) Performance Allowable Number of Transitions / Events Exceeded
DTC B1000 57 Electronic Control Unit (ECU) Performance
DTC B1000 73 Electronic Control Unit (ECU) Performance Parity Error
DTC B1000 0F Electronic Control Unit (ECU) Performance Erratic
DTC B1000 2B Electronic Control Unit (ECU) Performance Missing Reference
DTC B1000 2C Electronic Control Unit Performance Reserved
DTC B1000 3B Electronic Control Unit (ECU) Performance Internal Self Test Failed
DTC B1000 3C Electronic Control Unit (ECU) Performance Internal Communications Failure
DTC B1000 4A Side Object Detection Performance - PROM Checksum Error
DTC B1000 F0 Side Object Detection RF Transmit Chain Failed
DTC B1000 F1 Side Object Detection RF Receive Chain Failed
DTC B1000 F2 Side Object Detection Frequency Calibration Failure
DTC B1000 F3 Side Object Detection Inter-Processor Communication Failed
DTC B1001  DTC B1001 00 Option Configuration Error
DTC B1001 45 Option Configuration Error Variant Not Programmed
DTC B1001 46 Option Configuration Error
DTC B1001 4B Option Configuration Error Calibration Not Learned
DTC B101D (HP2 Air Conditioning Control Module)  DTC B101D XX ECU Hardware
DTC B101D (except HP2 A/C Control Module)  DTC B101D XX ECU Hardware
DTC B101E  DTC B101E 00 Electronic Control Unit Software Malfunction
DTC B101E 31 Electronic Control Unit Software Internal Checksum Error
DTC B101E 32 Electronic Control Unit Software General Memory Malfunction
DTC B101E 41 Electronic Control Unit Software Not Programmed
DTC B101E 42 Electronic Control Unit Software Calibration Not Programmed
DTC B101E 43 Electronic Control Unit Software EEPROM Incorrect Programming
DTC B101E 44 Electronic Control Unit Software Security Access Not Activated
DTC B101E 45 Electronic Control Unit Software Variant Not Programmed
DTC B101E 46 Electronic Control Unit Software Configuration Not Programmed
DTC B101E 47 Electronic Control Unit Software VIN Not Programmed
DTC B101E 48 Electronic Control Unit Software Security Code Not Programmed
DTC B101E 4A Electronic Control Unit Software Programming Checksum Error
DTC B101E 4B Electronic Control Unit Software Calibration Not Learned
DTC B101E 4C Electronic Control Unit Software DTC Memory Full
DTC B137A  DTC B137A 01 Hybrid Accessory Wake Up Circuit - Short to Battery
DTC B137A 06 Hybrid Accessory Wake Up Circuit - Short to Ground or Open
DTC B137B  DTC B137B 06 Accessory Power Module Wake Up Circuit - short to ground or open
DTC C0550  DTC C0550 00 Electronic Control Unit (ECU) Performance
DTC C0550 31 Electronic Control Unit (ECU) Performance
DTC C0550 32 ECU Performance General Memory Failure
DTC C0550 34 ECU Malfunction RAM Failure
DTC C0550 35 ECU Malfunction ROM Failure
DTC C0550 36 ECU Malfunction EEPROM Failure
DTC C0550 37 ECU Malfunction Watch Dog failure
DTC C0550 38 ECU Performance Supervision Software Failure
DTC C0550 39 ECU Performance Internal Electronic Failure/Discard
DTC C0550 4B ECU Internal Fault
DTC C056D  DTC C056D 00 Electronic Control Unit Hardware Malfunction
DTC C056D 0F Electronic Control Unit Hardware Signal Erratic
DTC C056D 18 Electronic Control Unit Hardware Low Signal Amplitude
DTC C056D 31 Electronic Control Unit Hardware Internal Checksum Error
DTC C056D 32 Electronic Control Unit Hardware General Memory Malfunction
DTC C056D 33 Electronic Control Unit Hardware Special Memory Malfunction
DTC C056D 34 Electronic Control Unit Hardware RAM Malfunction
DTC C056D 35 Electronic Control Unit Hardware ROM Malfunction
DTC C056D 36 Electronic Control Unit Hardware EEPROM Performance/Malfunction
DTC C056D 37 Electronic Control Unit Hardware Software Malfunction
DTC C056D 39 Electronic Control Unit Hardware Internal Malfunction
DTC C056D 3A Electronic Control Unit Hardware Incorrect Component Installed
DTC C056D 3B Electronic Control Unit Hardware Self-Test Malfunction
DTC C056D 3C Electronic Control Unit Hardware Internal Communication Malfunction
DTC C056D 43 Electronic Control Unit Hardware EEPROM Incorrect Programming
DTC C056E  DTC C056E 00 Electronic Control Unit Software Malfunction
DTC C056E 38 Electronic Control Unit Software Supervision Software Malfunction
DTC C056E 41 Electronic Control Unit Software Not Programmed
DTC C056E 42 Electronic Control Unit Software Calibration Not Programmed
DTC C056E 43 Electronic Control Unit Software EEPROM Incorrect Programming
DTC C056E 45 Electronic Control Unit Software Variant Not Programmed
DTC C056E 46 Electronic Control Unit Software Configuration Not Programmed
DTC C056E 47 Electronic Control Unit Software VIN Not Programmed
DTC C056E 48 Electronic Control Unit Software Security Code Not Programmed
DTC C056E 4A Electronic Control Unit Software Programming Checksum Error
DTC C056E 4B Electronic Control Unit Software Calibration Not Learned
DTC C056E 5A Electronic Control Unit Software Not Plausible
DTC C056E 71 Electronic Control Unit Software Invalid Data
DTC U0020  DTC U0020 00 Low Speed CAN Communication Bus Performance
DTC U0073 or U2100  DTC U0073 00 Control Module Communication Bus Off
DTC U0073 71 ECU HS Bus Off
DTC U0073 72 ECU LS Bus Off
DTC U2100 00 Controller Area Network (CAN) Bus Communication
DTC U2100 47 Controller Area Network (CAN) Bus Communication
DTC U0074  DTC U0074 00 Control Module Communication Bus B Off
DTC U0077  DTC U0077 00 Control Module Communication Bus "E" Off
DTC U0100-U02FF (with HP2)   
DTC U0100-U02FF (without HP2)   
DTC U1500, U1511, U1512, or U1513  DTC U1500 01 Inter-Device Dedicated Bus 1 Short to Battery
DTC U1500 02 Inter-Device Dedicated Bus 1 Short to Ground
DTC U1500 31 Electronic Control Unit (ECU) Performance General Checksum Failure
DTC U1511 00 Inter-device Dedicated Bus Lost Communication With Device 1
DTC U1512 00 Inter-device Dedicated Bus Lost Communication With Device 2
DTC U180F  DTC U180F Control Module Communication Bus B Off
DTC U1812  DTC U1812 00 Battery Energy Control Module Bus B High Speed Communication Enable Circuit Low
DTC U1813  DTC U1813 00 Battery Energy Control Module Bus B High Speed Communication Enable Circuit High
DTC U1814  DTC U1814 00 Powertrain High Speed Communication Enable Circuit
DTC U1815  DTC U1815 00 Lost Communication With Drive Motor Control Module "A" on Bus "B"
DTC U1816  DTC U1816 00 Lost Communication With Drive Motor Control Module "B" on Bus "B"
DTC U1817  DTC U1817 00 Lost Communication With Hybrid Powertrain Control Module on Bus "B"
DTC U1818  DTC U1818 00 Lost Communication With ECM/PCM A on Bus B
DTC U1820  DTC U1820 00 Lost Communication with Brake System Control Module on Bus B
DTC U1821  DTC U1821 00 Lost Communication With DC to DC Converter Control Module A on Bus B
DTC U1826  DTC U1826 00 Lost Communication With Multi-Axis Acceleration Sensor Module on Bus "B"
DTC U1826 71 Lost Communication With Multi-Axis Acceleration Sensor Module on Bus "B" Invalid Data
DTC U1826 72 Lost Communication With Multi-Axis Acceleration Sensor Module on Bus "B" Message Counter Incorrect
DTC U1826 7F Lost Communication With Multi-Axis Acceleration Sensor Module on Bus "B" Bus Signal Erratic
DTC U1829  DTC U1829 00 Lost Communication with Gateway A on Bus B
DTC U182A  DTC U182A 00 Lost Communication With Accessory Power Module
DTC U1842  DTC U1842 Lost Communication With ECM/PCM
DTC U1843  DTC U1843 Lost Communication With ECM/PCM
DTC U1862  DTC U1862 00 Battery Energy Control Module Lost Communication with Serial Data Gateway Module
DTC U1866  DTC U1866 00 Battery Energy Control Module Lost Communication With Body Control Module
DTC U186A  DTC U186A Lost Communication With Transfer Case Control Module
DTC U186B  DTC U186B Lost Communication With TCM
DTC U1875  DTC U1875 00 Drive Motor A Control Module Lost Communication With Battery Energy Control Module
DTC U1876  DTC U1876 00 Drive Motor Control Module A Lost Communication With Engine Control Module (ECM)
DTC U1878  DTC U1878 00 Drive Motor B Control Module Lost Communication With Battery Energy Control Module
DTC U1879  DTC U1879 00 Drive Motor Control Module B Lost Communication With Engine Control Module (ECM)
DTC U1885  DTC U1885 00 Battery Energy Control Module Lost Communication With Hybrid Powertrain Control Module
DTC U1886  DTC U1886 00 Battery Energy Control Module Lost Communication With Engine Control Module (ECM)/Powertrain Control Module (PCM)
DTC U1888  DTC U1888 00 Lost Communication with Battery Pack
DTC U189A  DTC U189A 00 DC to DC Converter Control Module A Lost Communication With Hybrid Powertrain Control Module
DTC U2099  DTC U2099 00 High Speed Communication Enable Circuit
DTC U209A  DTC U209A 00 High Speed Communication Enable Circuit Low
DTC U209D  DTC U209D 00 Battery Energy Control Module High Speed Communication Enable Circuit High
DTC U2103  DTC U2103 00 Fewer Controllers On Than Programmed
DTC U2105-U2199  DTC U2142 00 Lost Communication With Yaw Rate Sensor (YRS)