Engine Diagnostic Codes (P0XXX)

Complete list of engine diagnostic trouble codes (P0XXX). Browse powertrain codes for engine, transmission, and emission control systems.

Popular Engine Codes

P0100

Mass Air Flow Circuit

Mass or Volume Air Flow Circuit malfunction

P0171

System Too Lean (Bank 1)

System too Lean (Bank 1)

P0300

Random/Multiple Cylinder Misfire

Random/Multiple Cylinder Misfire Detected

P0420

Catalyst System Efficiency

Catalyst System Efficiency Below Threshold (Bank 1)

P0442

EVAP System Leak

Evaporative Emission Control System Leak Detected (small leak)

Complete Engine Codes Index

Browse all available engine diagnostic trouble codes (P0XXX) organized by system:

Showing codes 3901-4000 of 4123 total codes

P0FXX Engine Control System

P0F3C
P0F3C indicates an issue with the electric motor performance in hybrid vehicles.
P0F3D
P0F3D indicates a problem with the hybrid battery pack cooling system perform...
P0F3E
P0F3E refers to a hybrid battery pack performance issue, commonly seen in Toy...
P0F3F
DTC P0F3F refers to a specific diagnostic trouble code related to hybrid and ...
P0F40
P0F40 indicates a fault with the hybrid battery pack in specific Toyota models.
P0F41
P0F41 signifies an issue with hybrid powertrain control module performance.
P0F42
P0F42 indicates a hybrid battery management issue, often affecting performance.
P0F43
P0F43 indicates a voltage sensor issue in the hybrid battery pack.
P0F44
P0F44 indicates a potential issue with the hybrid inverter cooling system.
P0F45
DTC P0F45 signifies hybrid battery pack leakage detection, affecting vehicle ...
P0F46
P0F46 indicates a hybrid battery performance issue.
P0F47
Indicates a performance issue with the hybrid battery pack, specifically in h...
P0F48
P0F48 pertains to a malfunction in the hybrid battery cooling system,
P0F49
P0F49 indicates a malfunction in the hybrid battery pack, affecting performan...
P0F4A
P0F4A indicates a performance issue with the hybrid powertrain control module...
P0F4B
P0F4B indicates a battery performance issue in hybrid/electric vehicles.
P0F4C
P0F4C indicates a hybrid battery system performance issue.
P0F4D
P0F4D indicates a malfunction in the hybrid battery cooling system.
P0F4E
P0F4E refers to a hybrid battery voltage problem, indicating potential issues...
P0F4F
DTC P0F4F indicates a cooling system issue for the hybrid battery pack.
P0F50
P0F50 indicates a malfunction with the hybrid battery pack, often affecting p...
P0F51
P0F51 means the hybrid battery's internal resistance is too high,
P0F52
P0F52 indicates a voltage sensor issue in the hybrid battery pack.
P0F53
DTC P0F53 indicates a high voltage condition in the electric drive motor 'B' ...
P0F54
P0F54 indicates a cooling performance issue with the hybrid battery.
P0F55
P0F55 indicates a malfunction in the electric motor power supply circuit of h...
P0F56
P0F56 indicates a problem with the hybrid battery pack voltage sensor perform...
P0F57
P0F57 refers to a fault in the hybrid battery pack management system.
P0F58
DTC P0F58 indicates a hybrid battery management issue, primarily found in Toy...
P0F59
DTC P0F59 indicates a malfunction in the hybrid battery system of your vehicle.
P0F5A
P0F5A indicates an issue with the electric motor cooling performance,
P0F5B
P0F5B indicates a problem with the hybrid powertrain, often related to the in...
P0F5C
P0F5C indicates a hybrid battery issue in vehicles like the Chevrolet Volt.
P0F5D
The diagnostic trouble code (DTC) P0F5D is triggered when the Engine Control ...
P0F5E
P0F5E indicates a malfunction in the hybrid battery pack cooling system.
P0F5F
The P0F5F code indicates a malfunction in the hybrid powertrain's battery tem...
P0F60
P0F60 indicates a problem with the electric vehicle battery cooling system pe...
P0F61
DTC P0F61 indicates a malfunction in the electric motor control module,
P0F62
DTC P0F62 indicates a problem with the hybrid battery cooling system,
P0F63
DTC P0F63 indicates a malfunction in the hybrid inverter power module.
P0F64
P0F64 indicates a problem with the hybrid battery pack's performance.
P0F65
DTC P0F65 indicates a battery performance issue in electric vehicles.
P0F66
DTC P0F66 signifies a problem with the hybrid battery pack cooling system.
P0F67
DTC P0F67 indicates a malfunction in the hybrid battery voltage sensor.
P0F68
P0F68 indicates a hybrid battery voltage sensor problem.
P0F69
P0F69 indicates a battery energy control module issue in hybrid vehicles.
P0F6A
P0F6A indicates a problem with the hybrid battery pack cooling performance.
P0F6B
The P0F6B code indicates a hybrid battery performance issue, particularly in ...
P0F6C
P0F6C signifies a hybrid battery pack malfunction.
P0F6D
P0F6D refers to a malfunction in the inverter cooling pump in hybrid vehicles.
P0F6E
P0F6E indicates a malfunction in the hybrid battery temperature sensor circuit.
P0F6F
P0F6F refers to a hybrid battery voltage sensor issue, indicating poor perfor...
P0F70
P0F70 indicates a problem with the hybrid battery cooling system,
P0F71
P0F71 signals a voltage issue in the hybrid battery pack, indicating potentia...
P0F72
DTC P0F72 indicates a voltage issue within the hybrid battery pack,
P0F73
P0F73 indicates a fault in the hybrid system's inverter circuits.
P0F74
P0F74 indicates a hybrid battery issue in certain Toyota vehicles.
P0F75
The P0F75 code indicates an issue with the hybrid battery pack cooling system...
P0F76
DTC P0F76 indicates a problem with the hybrid battery system in your vehicle.
P0F77
P0F77 indicates a fault in the battery energy control module, affecting power...
P0F78
P0F78 indicates a performance issue with the hybrid battery in vehicles,
P0F79
DTC P0F79 indicates a problem with the hybrid battery pack voltage in vehicle...
P0F7A
P0F7A indicates a performance issue with the hybrid battery pack in your vehi...
P0F7B
P0F7B indicates an issue with the hybrid battery management system.
P0F7C
P0F7C indicates a fault in the hybrid battery cooling system.
P0F7D
Indicates there is an issue with the hybrid battery pack voltage being out of...
P0F7E
P0F7E indicates a malfunction in the hybrid vehicle control module,
P0F7F
P0F7F indicates a malfunction in the hybrid battery temperature sensor circuit.
P0F80
P0F80 indicates a malfunction in the hybrid battery pack, usually affecting v...
P0F81
P0F81 indicates a problem with the hybrid battery system's energy control mod...
P0F82
P0F82 signifies a hybrid battery pack fault related to cooling issues.
P0F83
P0F83 indicates a performance issue with the auxiliary battery in electric an...
P0F84
P0F84 indicates an issue with the hybrid battery management system,
P0F85
DTC P0F85 indicates a fault in the hybrid battery charging system related to ...
P0F86
DTC P0F86 indicates a malfunction in the battery energy control module of hyb...
P0F87
DTC P0F87 indicates a battery pack or management issue in hybrid vehicles.
P0F88
Indicates a cooling performance issue with the hybrid battery system.
P0F89
P0F89 indicates a fault in the hybrid battery cooling system, which can lead ...
P0F8A
DTC P0F8A signifies a temperature sensor problem in the electric vehicle's ba...
P0F8B
P0F8B indicates a performance problem with the hybrid powertrain control module.
P0F8C
P0F8C indicates a hybrid battery performance issue.
P0F8D
P0F8D indicates a hybrid battery performance issue.
P0F8E
P0F8E refers to an issue with the battery cooling system performance in elect...
P0F8F
DTC P0F8F is a diagnostic trouble code that indicates an issue within the hyb...
P0F90
P0F90 indicates a hybrid battery performance issue.
P0F91
P0F91 indicates a hybrid battery pack performance issue.
P0F92
DTC P0F92 indicates a fault in the hybrid battery pack's internal resistance,...
P0F93
The P0F93 code signifies a problem with the hybrid battery pack,
P0F94
DTC P0F94 refers to an issue with the electric vehicle battery cooling system...
P0F95
P0F95 relates to a fault in the battery pack temperature sensor in hybrid and...
P0F96
DTC P0F96 indicates an issue with the inverter in hybrid vehicles,
P0F97
P0F97 indicates a performance issue with the hybrid battery pack.
P0F98
P0F98 indicates a hybrid battery voltage sensor issue, often leading to perfo...
P0F99
P0F99 indicates a malfunction in the Electric Motor Control Module in hybrid ...
P0F9A
P0F9A indicates a cooling system performance issue in the hybrid battery pack.
P0F9B
Indicates an issue with the electric motor control system, particularly in hy...
P0F9C
P0F9C signifies a battery performance issue in hybrid/electric vehicles.
P0F9D
P0F9D indicates an issue with the hybrid battery pack temperature sensor.
P0F9E
DTC P0F9E signals an issue with the battery energy control module in hybrid v...
P0F9F
DTC P0F9F indicates a performance issue with the hybrid battery system.
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