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Full List of all Harley Davidson Diagnostic Codes
Below we collected a List of all Harley Davidson Diagnostic Codes you might come across.
Priority | DTC | Fault condition
- P0605 ECM FLASH Memory Error
- P0603 ECM EEPROM Memory Error
- U1300 ECM Serial Data Low
- U1301 ECM Serial Data High
- U1097 Loss of Speedometer Serial Data to ECM
- U1064 Loss of TSM/FSFM Serial Data to ECM
- P1003 System relay contacts open
- P1002 System Relay Coil High/Shorted
- P1001 System Relay Coil Open/Low
- P1004 System Relay Contacts Closed
- P1009 Incorrect Password
- P1010 Missing Password
- P06415 V+Vref 1 Out Of Range
- P06515 V+Vref 2 Out Of Range
- P0373 CKP Sensor Intermittent
- P0107 Map Sensor Open/Low
- P0108 Map Sensor High
- P0374 CKP Sensor Synch Error
- P1600 EFI Module Processor Internal Error
- P1270 TGS Validation Error
- P2107 EFI Module Processor Internal Fault
- P2122 TGS1 Low/Open
- P2123 TGS1 High
- P2127 TGS2 Low/Open
- P2128 TGS2 High
- P2138 TGS Correlation Error (Twist grip sensor)
- P0120 TPS1 Range Error
- P0220 TPS2 Range Error
- P0122 TPS1 Low
- P0123 TPS2 High/Open
- P0222 TPS2 Low
- P0223 TPS2 High/Open
- P2135 TPS Correlation Error
- P2119 EFI Motor Throttle Body Range Performance
- P2100 EFI Motor Circuit Open
- P2101 EFI Motor Circuit Range Performance (Actuation Error)
- P2102 EFI Motor Circuit Low
- P2103 EFI Motor Circuit High
- P2176 EFI Closed Position Not Learned
- P1514 Air Flow Fault
- P2105 EFI Forced engine shutdown
- P1501 Jiffy Stand Sensor Low
- P1502 Jiffy Stand Sensor High
- P0572 Brake Switch Low
- P0117 ET Sensor Low
- P0118 ET Sensor High
- P0112I AT Voltage Low
- P0113I AT Voltage Open/High
- P1351 Front Ignition Coil Driver Open/Low
- P1354 Rear Ignition Coil Driver Open/Low
- P1352 Front Ignition Coil Driver High/Shorted
- P1355 Rear Ignition Coil Driver High/Shorted
- P1357 Front Cylinder Combustion Intermittent
- P1358 Rear Cylinder Combustion Intermittent
- P0261 Front Injector Open/Low
- P0263 Rear Injector Open/Low
- P0262 Front Injector High
- P0264 Rear Injector High
- P0562 Battery Voltage Low
- P0563 Battery Voltage High
- P0501 VSS Sensor Low
- P0502 VSS Sensor High/Open..
- P1356 Rear Cylinder No Combustion
- P1353 Front Cylnder No Combustion
- P0444 Purge Solenoid Open/Low
- P0445 Purge Solenoid High
- P1475 Exhaust Actuation Position Error
- P1477 Exhaust Actuator Open/Low
- P1478 Exhaust Actuator Shorted/High
- P0131 Front Oxygen Sensor Low
- P0151 Rear Oxygen Sensor Low
- P0132 Front Oxygen Sensor High
- P0152 Rear Oxygen Sensor High
- P0134 Front Oxygen Sensor Inactive
- P0154 Rear Oxygen Sensor Inactive
- P1510 EFI Limited Performance Mode
- P1511 EFI Power Management Mode
- P1512 EFI Forced Idle Mode
- P0577 Cruise Control Input High
Priority | DTC | Fault condition
- U1300 Serial Data Low
- U1301 Serial Data High
- U1016 Loss of ECM Serial Data
- U1255 Serial Data Error
- B1142 Smart Security System Internal Fault
- B1135 Accelerometer Failed
- B1136(HFSM) Accelerometer Tip Test Error
- B1151 Bank Angle Sensor(BAS) Short to Ground
- B1152 Bank Angle Sensor(BAS) Short to Battery
- B1153 Bank Angle Sensor(BAS) High
- B1154 Clutch Switch Input Short to Ground
- B1155 Neutral Switch Input Short to Battery
- B1134 Starter Output High
- B1121(TSM) Left Turn Output Fault
- B1121(HFSM) Left Turn Output Open
- B1122(TSM) Right Turn Output Fault
- B1122(HFSM) Right Turn Output Open
- B1123(HFSM) Left Turn Output Short to Ground
- B1124(HFSM) Right Turn Output Short to Ground
- B1125(HFSM) Left Turn Output Short to Battery
- B1126(HFSM) Right Turn Output Short to Battery
- B1143(HFSM) Security Antenna Short to Ground
- B1144(HFSM) Security Antenna Short to Battery
- B1145(HFSM) Security Antenna Open
- B0563 Battery Voltage High
- B1131(HFSM) Alarm Output Low
- B1132(HFSM) Alarm Output High
- B1141(TSM) Ignition Switch Low/Open
- B1141(HFSM) Ignition Switch Low/Open
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