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 11501-11600 of 12293 total codes

P2CXX Engine Control System

P2CEC
P2CEC indicates a malfunction in the hybrid battery control system.
P2CED
The P2CED code indicates a malfunction in the powertrain control module commu...
P2CEE
P2CEE indicates a fault in the hybrid battery energy control module.
P2CEF
P2CEF indicates a malfunction in the hybrid battery management system,
P2CF0
P2CF0 refers to a malfunction in the hybrid battery management system.
P2CF1
P2CF1 indicates a fault in the hybrid battery temperature sensor circuit.
P2CF2
P2CF2 indicates a fault in the hybrid battery management system.
P2CF3
DTC P2CF3 refers to a Powertrain Control Module error indicating communicatio...
P2CF4
P2CF4 indicates a hybrid battery management system fault related to abnormal ...
P2CF5
P2CF5 indicates a fuel pressure regulator issue in the vehicle's fuel system.
P2CF6
DTC P2CF6 indicates a malfunction in the fuel delivery system or emissions se...
P2CF7
P2CF7 indicates a malfunction in the hybrid battery management system.
P2CF8
P2CF8 indicates a hybrid system issue, typically related to electric motor ma...
P2CF9
P2CF9 indicates a fuel pressure sensor circuit range/performance issue.
P2CFA
P2CFA indicates a throttle actuator control problem, affecting engine perform...
P2CFB
P2CFB indicates a malfunction in the power management system related to the h...
P2CFC
P2CFC indicates a fuel pressure regulation issue in the vehicle's fuel system.
P2CFD
P2CFD indicates a malfunction in the fuel pump control circuit.
P2CFE
P2CFE indicates a fault in the EGR system, affecting engine performance and e...
P2CFF
P2CFF indicates potential issues with the battery management system's voltage...

P2DXX Engine Control System

P2D00
P2D00 indicates a malfunction in the hybrid battery pack, often found in Toyo...
P2D01
P2D01 indicates a malfunction in the hybrid vehicle control system,
P2D02
The P2D02 code signifies a malfunction in the battery state of charge sensor ...
P2D03
P2D03 refers to a hybrid battery voltage sensor issue, indicating performance...
P2D04
The diagnostic trouble code (DTC) P2D04 indicates a problem with the powertra...
P2D05
P2D05 indicates a performance issue with the hybrid battery pack.
P2D06
P2D06 indicates a fault in the hybrid battery management system,
P2D07
Indicates issues such as a blocked cooling duct, a malfunctioning cooling fan...
P2D08
P2D08 indicates a fault in the hybrid battery system, often linked to voltage...
P2D09
The P2D09 code indicates a malfunction in the regenerative braking system,
P2D0A
The P2D0A code signifies a problem with the Hybrid Electric Motor Control Mod...
P2D0B
The P2D0B code indicates poor performance of the hybrid battery pack.
P2D0C
P2D0C indicates a malfunction in the hybrid control system's inverter or motor.
P2D0D
The diagnostic trouble code (DTC) P2D0D pertains specifically to hybrid vehic...
P2D0E
DTC P2D0E indicates a malfunction in the hybrid battery control module of you...
P2D0F
P2D0F indicates a hybrid battery management system malfunction.
P2D10
P2D10 indicates a malfunction in the hybrid battery management system.
P2D11
P2D11 signifies a malfunction in the hybrid battery voltage sensor.
P2D12
P2D12 relates to hybrid battery management issues, indicating voltage imbalan...
P2D13
DTC P2D13 indicates a problem with the hybrid motor generator control module.
P2D14
The P2D14 code indicates a malfunction with the hybrid vehicle control module...
P2D15
Indicates nd necessary repairs to ensure your vehicle's battery system is fun...
P2D16
DTC P2D16 indicates a malfunction in the hybrid battery pack management system.
P2D17
DTC P2D17 indicates a communication error between the Powertrain Control Modu...
P2D18
The P2D18 code indicates a hybrid battery voltage sensor range issue in certa...
P2D19
P2D19 signifies a fault in the hybrid battery management system.
P2D1A
DTC P2D1A indicates a performance issue with the hybrid battery pack.
P2D1B
P2D1B indicates a hybrid system issue, typically related to the battery contr...
P2D1C
The P2D1C code signifies a problem within the hybrid energy management system...
P2D1D
P2D1D indicates a fault in the hybrid battery pack communication or performance.
P2D1E
P2D1E refers to a hybrid battery management issue.
P2D1F
DTC P2D1F indicates a hybrid battery performance issue, primarily with the ba...
P2D20
P2D20 indicates a battery voltage sensor issue in hybrid vehicles.
P2D21
P2D21 indicates a malfunction in the hybrid control system communication.
P2D22
DTC P2D22 signifies a voltage sensor issue in hybrid vehicles,
P2D23
P2D23 indicates a problem with the hybrid battery cooling system,
P2D24
P2D24 indicates a problem with the hybrid battery temperature sensor circuit ...
P2D25
P2D25 indicates a malfunction in the electric motor control system of hybrid ...
P2D26
P2D26 indicates a fault in the hybrid battery management system,
P2D27
P2D27 signifies a malfunction in the hybrid battery pack.
P2D28
P2D28 indicates a hybrid system issue, specifically related to the battery pe...
P2D29
P2D29 indicates a hybrid battery management issue, specifically in Toyota veh...
P2D2A
DTC P2D2A indicates a malfunction in the battery management system of hybrid ...
P2D2B
The P2D2B code indicates a malfunction related to the vehicle's powertrain co...
P2D2C
The P2D2C code indicates a hybrid battery performance issue, often involving ...
P2D2D
Indicates your vehicle could experience reduced fuel efficiency,
P2D2E
DTC P2D2E indicates a malfunction in the hybrid powertrain control module,
P2D2F
P2D2F indicates a malfunction in the Powertrain Control Module,
P2D30
DTC P2D30 indicates a problem with the hybrid battery cooling system.
P2D31
DTC P2D31 indicates a potential fault with the hybrid battery temperature sen...
P2D32
P2D32 indicates a hybrid battery performance issue, often related to the batt...
P2D33
The P2D33 code indicates a hybrid battery pack malfunction, impacting the veh...
P2D34
DTC P2D34 indicates a hybrid battery voltage sensor range performance issue i...
P2D35
P2D35 indicates a malfunction in the hybrid battery management system.
P2D36
The P2D36 code relates to a fault in the hybrid battery management system,
P2D37
Indicates an issue within the vehicle's hybrid powertrain, specifically relat...
P2D38
P2D38 indicates a hybrid battery control module issue affecting battery perfo...
P2D39
P2D39 indicates a problem with the hybrid battery voltage sensor.
P2D3A
DTC P2D3A relates to hybrid battery management issues in vehicles like the Fo...
P2D3B
P2D3B indicates a hybrid battery management system issue in vehicles like the...
P2D3C
P2D3C indicates a fault in the Hybrid Vehicle Control Module, affecting the h...
P2D3D
DTC P2D3D indicates a problem with the hybrid battery's state of charge sensor.
P2D3E
The P2D3E code indicates a malfunction in the hybrid battery management syste...
P2D3F
DTC P2D3F indicates a fault with the Powertrain Control Module related to hyb...
P2D40
P2D40 indicates a fault in the hybrid battery voltage sensor circuit.
P2D41
P2D41 indicates a problem with the battery control module in the hybrid system.
P2D42
P2D42 indicates a malfunction in the hybrid battery cooling system.
P2D43
P2D43 indicates a hybrid battery management issue related to voltage imbalance.
P2D44
P2D44 indicates a battery management issue, often related to voltage irregula...
P2D45
The DTC (Diagnostic Trouble Code) P2D45 indicates a problem related to the hy...
P2D46
P2D46 indicates a problem with the hybrid battery pack performance in vehicle...
P2D47
P2D47 indicates a malfunction in the hybrid battery management system.
P2D48
P2D48 indicates a malfunction in the hybrid battery system or related electro...
P2D49
The P2D49 code signifies a performance issue with the Hybrid Powertrain Contr...
P2D4A
P2D4A indicates a performance issue with the hybrid battery pack.
P2D4B
P2D4B indicates a problem with the battery management system or hybrid batter...
P2D4C
P2D4C indicates a hybrid battery management issue, particularly in vehicles l...
P2D4D
The P2D4D code indicates an issue with the electric parking brake system,
P2D4E
P2D4E indicates a malfunction in the hybrid battery management system.
P2D4F
The P2D4F code indicates a problem with the cooling performance of the hybrid...
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