OBD LensDriver display, serial communication - circuit malfunction
3 reference families · BMW, Generic OBD2, GAC / Lexus / Toyota
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23,879 code identifiers with scoped meanings, and 54,261 enhanced signal definitions. No VIN or personal information is needed.
Diagnostic explainers
Pending, stored and permanent codes · Enhanced PIDs and Mode 2278,140 matches
Page 592 · 17731–17760 shownAC compressor clutch relay - circuit malfunction
9 reference families · BMW, Dodge / Fiat, ISUZU, Datsun / Lada, Generic OBD2, Belgee / Geely / Proton, Dacia / Renault, GAC / Lexus / Toyota, УАЗ
A/C compressor relay control circuit open
1 reference families · Changan
AC compressor clutch relay - circuit low
8 reference families · BMW, Genesis / Hyundai / Kia, ISUZU, Datsun / Lada, Generic OBD2, Belgee / Geely / Proton, GAC / Lexus / Toyota, УАЗ
A/C compressor relay control circuit voltage too low
1 reference families · Changan
AC compressor clutch relay - circuit high
8 reference families · BMW, Genesis / Hyundai / Kia, ISUZU, Datsun / Lada, Generic OBD2, Belgee / Geely / Proton, GAC / Lexus / Toyota, УАЗ
A/C compressor relay control circuit voltage too high
1 reference families · Changan
Immobilizer warning lamp, control - circuit malfunction
3 reference families · BMW, Generic OBD2, GAC / Lexus / Toyota
Cruise control indicator lamp, control - circuit malfunction
3 reference families · BMW, Generic OBD2, GAC / Lexus / Toyota
Fuel pump (FP) control module - malfunction
1 reference families · Generic OBD2
Power take-off (PTO) control module - malfunction
1 reference families · Generic OBD2
Glow plug control module - malfunction
3 reference families · GM, ISUZU, Generic OBD2
Engine control module (ECM), HO2S processor, bank 1 - performance problem
4 reference families · GM, Genesis / Hyundai / Kia, ISUZU, Generic OBD2
LSU integrated chip register write fault
2 reference families · Changan, Genesis / Hyundai / Kia
LSU integrated chip SPI communication fault
1 reference families · Changan
Engine control module (ECM), O2S processor, bank 2 - performance problem
2 reference families · ISUZU, Generic OBD2
Unauthorized software - non original equipment calibration detected
1 reference families · Generic OBD2
Malfunction indicator lamp (MIL), control - circuit malfunction
12 reference families · BMW, delphimt05, Ford, Genesis / Hyundai / Kia, ISUZU, Mercedes-Benz, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Belgee / Geely / Proton, GAC / Lexus / Toyota, Audi / Jetta / MAN / Seat / Skoda / Volkswagen
Sensor reference voltage B - open circuit
7 reference families · BMW, Dodge / Fiat, ISUZU, Generic OBD2, Belgee / Geely / Proton, Dacia / Renault, GAC / Lexus / Toyota
Chip 5V supply voltage 2 fault
1 reference families · Changan
Sensor reference voltage B - circuit low
7 reference families · BMW, Continental Synerject Easy U, Genesis / Hyundai / Kia, Dodge / Mitsubishi, Generic OBD2, Belgee / Geely / Proton, GAC / Lexus / Toyota
Цепь «В» опорного напряжения датчика, низк.
1 reference families · Genesis / Hyundai / Kia
Sensor reference voltage B - circuit high
7 reference families · BMW, Continental Synerject Easy U, Genesis / Hyundai / Kia, Dodge / Mitsubishi, Generic OBD2, Belgee / Geely / Proton, GAC / Lexus / Toyota
Цепь «В» опорного напряжения датчика, выс.
1 reference families · Genesis / Hyundai / Kia
Engine rpm, output - circuit malfunction
8 reference families · BMW, Mercedes-Benz, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Belgee / Geely / Proton, GAC / Lexus / Toyota, Audi / Jetta / MAN / Seat / Skoda / Volkswagen
Engine hot lamp output - circuit malfunction
8 reference families · BMW, Mercedes-Benz, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Belgee / Geely / Proton, GAC / Lexus / Toyota, Audi / Jetta / MAN / Seat / Skoda / Volkswagen
Fuel level output - circuit malfunction
8 reference families · BMW, Mercedes-Benz, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Belgee / Geely / Proton, GAC / Lexus / Toyota, Audi / Jetta / MAN / Seat / Skoda / Volkswagen
Actuator supply voltage - open circuit
4 reference families · BMW, Dodge / Mitsubishi, Generic OBD2, GAC / Lexus / Toyota
Actuator supply voltage - circuit low
6 reference families · BMW, Continental Synerject Easy U, ISUZU, Generic OBD2, Belgee / Geely / Proton, GAC / Lexus / Toyota
Actuator supply voltage - circuit high
6 reference families · BMW, Continental Synerject Easy U, ISUZU, Generic OBD2, Belgee / Geely / Proton, GAC / Lexus / Toyota
OBD Lens reference library · catalog legacy-owner-2026-11-02-v84-evidence. Sources and scope