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

Code or signal meaning

Reference

Brand context

78,140 matches

Page 579 · 17341–17370 shown

P047E

Exhaust gas pressure sensor B - circuit intermittent/erratic

1 reference families · Generic OBD2

P047F

Exhaust gas pressure control valve - valve stuck open

1 reference families · Generic OBD2

P0480

Engine coolant blower motor 1 - circuit malfunction

14 reference families · BMW, Dodge / Fiat, Ford, ISUZU, Datsun / Lada, Mercedes-Benz, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Belgee / Geely / Proton, Dacia / Renault, GAC / Lexus / Toyota, УАЗ, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

P048000

Cooling fan 1 control circuit open

1 reference families · Changan

P0481

Engine coolant blower motor 2 - circuit malfunction

P0482

Engine coolant blower motor 3 - circuit malfunction

9 reference families · BMW, Ford, Mercedes-Benz, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Belgee / Geely / Proton, GAC / Lexus / Toyota, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

P0483

Engine coolant blower motor, rationality check - malfunction

9 reference families · BMW, Ford, Mercedes-Benz, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Belgee / Geely / Proton, GAC / Lexus / Toyota, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

P048371

Cooling fan rationality type 1 fault

1 reference families · Changan

P048372

Cooling fan rationality type 2 fault

1 reference families · Changan

P0484

Engine coolant blower motor - circuit over current

9 reference families · BMW, Ford, Mercedes-Benz, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Belgee / Geely / Proton, GAC / Lexus / Toyota, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

P0485

Engine coolant blower motor, power/earth - circuit malfunction

9 reference families · BMW, Ford, Mercedes-Benz, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Belgee / Geely / Proton, GAC / Lexus / Toyota, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

P0486

Exhaust gas recirculation (EGR) valve position sensor B - circuit malfunction

3 reference families · BMW, Generic OBD2, GAC / Lexus / Toyota

P0487

Exhaust gas recirculation (EGR) system, throttle position control - circuit malfunction

5 reference families · BMW, Dodge / Fiat, Generic OBD2, Dacia / Renault, GAC / Lexus / Toyota

P0488

Exhaust gas recirculation (EGR) system, throttle position control - range/performance problem

5 reference families · BMW, Dodge / Fiat, Generic OBD2, Dacia / Renault, GAC / Lexus / Toyota

P0489

Exhaust gas recirculation (EGR) system - circuit low

6 reference families · BMW, Dodge / Fiat, GM, ISUZU, Generic OBD2, GAC / Lexus / Toyota