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 7001-7100 of 12293 total codes

P1BXX Engine Control System

P1B58
DTC P1B58 indicates a hybrid battery performance issue.
P1B59
P1B59 indicates a problem with the hybrid battery management system,
P1B5A
P1B5A indicates a problem with the Battery Energy Control Module in hybrid ve...
P1B5B
P1B5B indicates a performance issue with the hybrid battery pack.
P1B5C
DTC P1B5C signals a problem with the hybrid battery's performance and managem...
P1B5D
P1B5D indicates a fault in the battery management system of hybrid vehicles.
P1B5E
P1B5E indicates a fault in the hybrid battery management system.
P1B5F
P1B5F indicates a hybrid battery performance issue.
P1B60
P1B60 indicates a fault with the hybrid battery management system.
P1B61
P1B61 indicates a problem with the Battery Energy Control Module in hybrid ve...
P1B62
P1B62 indicates an issue with the hybrid battery pack's performance.
P1B63
P1B63 indicates a problem with the hybrid battery management system,
P1B64
DTC P1B64 indicates that the hybrid battery voltage is too high.
P1B65
P1B65 indicates a communication issue in the battery management system of ele...
P1B66
P1B66 signifies a voltage sensor issue in the hybrid battery pack.
P1B67
P1B67 indicates a performance issue with the Battery Energy Control Module in...
P1B68
P1B68 refers to a malfunction in the hybrid battery temperature sensor circuit.
P1B69
DTC P1B69 indicates a cooling system performance issue in the hybrid battery.
P1B6A
P1B6A indicates a problem with the hybrid battery pack.
P1B6B
P1B6B indicates a malfunction within the hybrid battery management system.
P1B6C
The P1B6C code signifies a problem with the hybrid battery pack's performance.
P1B6D
P1B6D refers to a high voltage battery pack issue due to voltage imbalance in...
P1B6E
P1B6E indicates a malfunction in the Battery Energy Control Module,
P1B6F
P1B6F signifies a hybrid battery pack fault typically seen in Toyota and Lexu...
P1B70
P1B70 indicates an issue with the hybrid battery pack's voltage.
P1B71
P1B71 indicates a hybrid battery voltage imbalance.
P1B72
P1B72 refers to a battery current sensor issue in hybrid vehicles.
P1B73
P1B73 indicates a problem with the battery energy control module in hybrid ve...
P1B74
The P1B74 code indicates a hybrid battery performance issue.
P1B75
P1B75 signals a fault in the hybrid battery management system.
P1B76
P1B76 indicates a performance issue with the Battery Energy Control Module in...
P1B77
P1B77 indicates a high battery voltage issue in hybrid vehicles,
P1B78
Indicates a malfunction related to the hybrid vehicle's battery pack or energ...
P1B79
P1B79 indicates a hybrid battery pack issue.
P1B7A
P1B7A indicates a performance issue with the Battery Energy Control Module in...
P1B7B
DTC P1B7B indicates a fault in the battery energy control module,
P1B7C
DTC P1B7C indicates a battery current sensor issue in hybrid vehicles.
P1B7D
The P1B7D code refers to a hybrid battery pack performance issue,
P1B7E
DTC P1B7E indicates a problem with the battery pack cooling system's performa...
P1B7F
P1B7F indicates a voltage sensor issue in the hybrid battery management system.
P1B80
The P1B80 code indicates a problem with the battery pack cooling system in hy...
P1B81
DTC P1B81 indicates a hybrid battery malfunction, typically in Toyota models.
P1B82
The P1B82 code indicates a malfunction in the hybrid battery pack temperature...
P1B83
P1B83 indicates a battery energy control module issue in hybrid vehicles like...
P1B84
P1B84 indicates a voltage measurement problem in the hybrid battery of your v...
P1B85
The P1B85 code relates to issues with the hybrid battery cooling system,
P1B86
P1B86 signifies a battery current sensor circuit issue in hybrid vehicles.
P1B87
P1B87 indicates a problem with the Battery Energy Control Module performance ...
P1B88
P1B88 indicates a fault in the hybrid battery management system,
P1B89
P1B89 indicates a hybrid battery performance issue in vehicles.
P1B8A
P1B8A indicates a performance issue with the Battery Energy Control Module,
P1B8B
P1B8B indicates a malfunction in the battery energy control module of hybrid ...
P1B8C
P1B8C indicates a fault with the hybrid battery voltage sensor in vehicles,
P1B8D
The P1B8D code signifies a malfunction in the hybrid battery voltage sensor r...
P1B8E
The P1B8E code indicates a problem with the Battery Energy Control Module per...
P1B8F
P1B8F indicates a performance issue with the Battery Energy Control Module,
P1B90
P1B90 indicates a malfunction in the hybrid battery pack's management system.
P1B91
DTC P1B91 indicates a fault in the hybrid battery performance or management s...
P1B92
DTC P1B92 indicates a fault in the battery energy control module,
P1B93
DTC P1B93 indicates an issue with the hybrid battery voltage sensor.
P1B94
P1B94 indicates a high voltage condition in the hybrid battery pack.
P1B95
P1B95 indicates a performance issue with the Battery Energy Control Module in...
P1B96
P1B96 indicates a hybrid battery performance issue detected by the vehicle's ...
P1B97
P1B97 indicates a performance issue with the Battery Energy Control Module.
P1B98
DTC P1B98 indicates a performance problem with the hybrid battery module.
P1B99
P1B99 indicates a malfunction in the hybrid battery management system.
P1B9A
DTC P1B9A indicates high battery voltage in hybrid or electric vehicles.
P1B9B
P1B9B indicates a voltage measurement issue in the hybrid battery pack.
P1B9C
P1B9C indicates a problem with the hybrid battery voltage sensing circuit.
P1B9D
P1B9D indicates a voltage error in the hybrid battery pack.
P1B9E
P1B9E indicates a malfunction in the hybrid battery management system.
P1B9F
P1B9F indicates a battery voltage problem in hybrid vehicles, particularly re...
P1BA0
P1BA0 indicates a hybrid powertrain issue, specifically related to battery ma...
P1BA1
P1BA1 indicates a problem with the hybrid battery system.
P1BA2
P1BA2 indicates a high voltage condition in the hybrid battery pack.
P1BA3
P1BA3 indicates an issue with the hybrid energy management system,
P1BA4
P1BA4 indicates a problem with the Battery Energy Control Module,
P1BA5
P1BA5 indicates a cooling performance issue with the hybrid battery pack.
P1BA6
P1BA6 indicates a problem with the hybrid battery voltage system performance.
P1BA7
P1BA7 indicates a hybrid battery management issue.
P1BA8
P1BA8 indicates a malfunction in the hybrid battery voltage sensor.
P1BA9
P1BA9 indicates a performance issue with the Battery Energy Control Module.
P1BAA
P1BAA indicates a problem with the hybrid battery coolant temperature sensor'...
P1BAB
The P1BAB code indicates a fuel system pressure regulation issue.
P1BAC
P1BAC indicates an issue with the hybrid battery control module's state of ch...
P1BAD
DTC P1BAD indicates a hybrid battery voltage issue, often found in hybrids li...
P1BAE
DTC P1BAE indicates a battery management system issue, particularly with the ...
P1BAF
P1BAF indicates a performance issue with the high voltage battery pack in hyb...
P1BB0
P1BB0 signifies a performance issue with the hybrid battery system.
P1BB1
P1BB1 indicates a fault in the hybrid battery management system.
P1BB2
P1BB2 indicates a hybrid battery pack performance issue, commonly seen in Toy...
P1BB3
P1BB3 indicates a malfunction with the hybrid battery pack temperature sensor.
P1BB4
P1BB4 indicates a malfunction in the battery management system,
P1BB5
P1BB5 indicates a problem with the hybrid battery management system.
P1BB6
The diagnostic trouble code (DTC) P1BB6 indicates a problem with the hybrid b...
P1BB7
P1BB7 indicates a problem with the hybrid battery module in vehicles,
P1BB8
The P1BB8 code indicates a problem with the Battery Control Module in hybrid ...
P1BB9
P1BB9 indicates a battery management system issue in your vehicle.
P1BBA
P1BBA indicates a hybrid battery voltage sensor performance issue.
P1BBB
P1BBB indicates a hybrid battery performance issue, often in Ford vehicles.
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