Diagnostic comparisons

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 647 · 19381–19410 shown

P1154

Bank 2 Fuel Control Shifted Rich

18 reference families · Chrysler, Ford, GM, Genesis / Hyundai / Kia, Jaguar / Land Rover, Lincoln, Mazda, Mercedes-Benz, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Subaru, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1155

Alternative Fuel Controller

18 reference families · BMW, Chrysler, Dodge / Fiat, Ford, GM, Genesis / Hyundai / Kia, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Subaru, GAC / Lexus / Toyota, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1156

Fuel Select Switch Malfunction

11 reference families · BMW, Ford, GM, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, GAC / Lexus / Toyota, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1157

Lack Of HO2S22 Switch - Sensor Indicates Lean

18 reference families · BMW, Chrysler, Ford, GM, Acura / Honda, Genesis / Hyundai / Kia, Jaguar / Land Rover, 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, Polestar / Volvo

P1158

Lack Of HO2S22 Switch - Sensor Indicates Rich

P1159

Fuel Stepper Motor Malfunction

12 reference families · BMW, Ford, GM, Acura / Honda, Genesis / Hyundai / Kia, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, GAC / Lexus / Toyota, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

P115A

LOW FUEL LEVEL - FORCED LIMITED POWER

1 reference families · Ford

P115E

THROTTLE ACTUATOR CONTROL THROTTLE BODY AIR FLOW TRIM AT MAX LIMIT

1 reference families · Ford

P1160

Manifold Temp. Sensor Circ. Short to Ground

5 reference families · BMW, Chrysler, Generic OBD2, Subaru, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

P1161

Fuel Trim Additve Bank 2 High; Fuel Trim Adaptation Additive Bank 2 High

6 reference families · BMW, GM, Chevrolet / Citroen / General Motors / Opel / Peugeot, GAC / Lexus / Toyota, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1162

Fuel Temp. Sensor Circ. Short to Ground

7 reference families · BMW, Acura / Honda, Genesis / Hyundai / Kia, Mercedes-Benz, Generic OBD2, Chevrolet / Citroen / General Motors / Opel / Peugeot, Polestar / Volvo

P1163

Fuel Trim Additve Per Ignition Bank 1 High

8 reference families · BMW, GM, Acura / Honda, Mercedes-Benz, Infiniti / Nissan, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1164

Fuel Trim Additve Per Ignition Bank 2 Low

7 reference families · BMW, GM, Acura / Honda, Infiniti / Nissan, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1165

Fuel Trim Additve Per Ignition Bank 2 High

7 reference families · BMW, GM, Acura / Honda, Infiniti / Nissan, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1166

Air / Fuel Ratio (A/F) Sensor (Sensor 1) Heater System Electrical Problem A/F sensor heater,or Heated Oxgen Sensor Sensor1 (Primary HO2S) Heater Circuit Malfunction (HO2S)

7 reference families · GM, Acura / Honda, Genesis / Hyundai / Kia, Infiniti / Nissan, Generic OBD2, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1167

Invalid Test,throttle not depressed

11 reference families · Ford, GM, Euler / Great Wall / Harvard / Haval, Acura / Honda, Genesis / Hyundai / Kia, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

P1168

Fuel Rail Sensor In-Range Low Failure

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

P1169

Fuel Rail Sensor In-Range High Failure

17 reference families · Chrysler, Dodge / Fiat, Ford, GM, Acura / Honda, Genesis / Hyundai / Kia, Lincoln, Mazda, Mercedes-Benz, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

P116E

Air Mass Flow Sensor Signal Electrical

1 reference families · BMW

P1170

ESO - Engine Shut Off Solenoid Fault

18 reference families · Chrysler, Dodge / Fiat, Ford, GM, Genesis / Hyundai / Kia, Lambo, Lincoln, Mazda, Mercedes-Benz, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Belgee / Geely / Proton, Saab, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

P1171

Rotor Sensor Fault

18 reference families · Chrysler, Dodge / Fiat, Ford, GM, Euler / Great Wall / Harvard / Haval, Genesis / Hyundai / Kia, Jaguar / Land Rover, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Belgee / Geely / Proton, Saab, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1172

Rotor Control Fault

18 reference families · Alfa Romeo, Chrysler, Dodge / Fiat, Ford, GM, Genesis / Hyundai / Kia, Jaguar / Land Rover, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Belgee / Geely / Proton, Saab, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1173

Rotor Calibration Fault

19 reference families · Alfa Romeo, Chrysler, Dodge / Fiat, Ford, GM, Genesis / Hyundai / Kia, Lincoln, Mazda, Mercedes-Benz, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Belgee / Geely / Proton, Saab, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1174

Cam Sensor Fault

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

P1175

Cam Control Fault

14 reference families · BMW, Chrysler, Dodge / Fiat, Ford, Genesis / Hyundai / Kia, Jaguar / Land Rover, Lincoln, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot

P1176

Cam Calibration Fault

17 reference families · BMW, Chrysler, Dodge / Fiat, Ford, Genesis / Hyundai / Kia, Jaguar / Land Rover, Lincoln, Mercedes-Benz, Mercury, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Oldsmobile, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1177

Synchronization Fault

P1178

( open )

13 reference families · BMW, Chrysler, Dodge / Fiat, Ford, Genesis / Hyundai / Kia, Jaguar / Land Rover, Dodge / Mitsubishi, Infiniti / Nissan, Generic OBD2, Belgee / Geely / Proton, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P1179

O2 Sensor Signal Circuit Slow Switching From Rich to Lean (Bank 2 Sensor 1)

8 reference families · BMW, Chrysler, Genesis / Hyundai / Kia, Jaguar / Land Rover, Mercedes-Benz, Chevrolet / Citroen / General Motors / Opel / Peugeot, Audi / Jetta / MAN / Seat / Skoda / Volkswagen, Polestar / Volvo

P117A

ENGINE OIL OVERTEMPERATURE - FORCED LIMITED POWER

2 reference families · Ford, ISUZU

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