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Diagnostic comparisons

Compare OBD codes and concepts

P0420 vs P0430

Upstream vs downstream O2 sensor

Bank 1 vs Bank 2

OBD1 vs OBD2: scope

Diagnostic knowledge search

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 22

23,879 matches

Page 652 · 19531–19560 shown
P1274
Cylinder #4 High To Low Side Open

12 reference families · Chrysler, Ford, GM, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

P1275
Cylinder #5 High To Low Side Open

13 reference families · Chrysler, Ford, GM, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Porsche, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

P1276
Cylinder #6 High To Low Side Open

13 reference families · Chrysler, Ford, GM, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Porsche, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

P1277
Cylinder #7 High To Low Side Open

12 reference families · Chrysler, Ford, GM, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

P1278
Cylinder #8 High To Low Side Open

12 reference families · Chrysler, Ford, GM, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

P1280
Injection Control Pressure Out Of Range Low

14 reference families · Chrysler, Ford, GM, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Plymouth, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1281
Injection Control Pressure Out Of Range High

13 reference families · Chrysler, Ford, GM, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Plymouth, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

P1282
Excessive Injection Control Pressure

13 reference families · Chrysler, Ford, GM, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Plymouth, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

P1283
IPR Circuit Failure

15 reference families · BMW, Chrysler, Ford, GM, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Plymouth, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1284
Aborted KOER - ICP Failure

15 reference families · BMW, Chrysler, Ford, GM, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Plymouth, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1285
Cylinder head over temp sensed

15 reference families · BMW, Chrysler, Ford, GM, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Plymouth, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1286
Fuel Pulse In Range But Lower Than Expected

15 reference families · Chrysler, Ford, GM, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Plymouth, Belgee / Geely / Proton, Saab, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1287
Fuel Pulse In Range But Higher Than Expected

15 reference families · BMW, Chrysler, Ford, GM, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Plymouth, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1288
Cylinder Head Temp Sensor Out Of Self Test Range

15 reference families · BMW, Chrysler, Ford, GM, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Plymouth, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1289
Cylinder Head Temp Sensor High Input

15 reference families · BMW, Chrysler, Ford, GM, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Plymouth, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1290
Cylinder Head Temp Sensor Low Input

13 reference families · Chrysler, Ford, Jaguar / Land Rover, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Plymouth, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

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