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 2301-2400 of 4123 total codes

P08XX Engine Control System

P08FC
P08FC indicates a problem in the fuel pump control circuit, affecting fuel de...
P08FD
P08FD indicates a throttle control system malfunction.
P08FE
DTC P08FE indicates a problem with the Powertrain Control Module affecting en...
P08FF
P08FF indicates an issue with the powertrain control module concerning the tr...

P09XX Engine Control System

P0900
DTC P0900 refers to a clutch actuator control circuit problem,
P0901
DTC P0901 means there is a clutch position sensor performance issue,
P0902
DTC P0902 indicates a malfunction in the clutch actuator control circuit.
P0903
P0903 indicates a problem with the clutch actuator control circuit's performa...
P0904
P0904 indicates a clutch actuator control circuit range or performance issue.
P0905
P0905 refers to a problem with the clutch actuator circuit in your vehicle's ...
P0906
DTC P0906 indicates a problem with the clutch actuator's range or performance...
P0907
DTC P0907 indicates a problem with the clutch position sensor circuit,
P0908
DTC P0908 signifies a problem with the clutch position sensor circuit,
P0909
The P0909 code signifies a clutch actuator control circuit issue,
P090A
The P090A code indicates a clutch actuator control issue, particularly in veh...
P090B
P090B indicates a problem with the clutch actuator control range or performance.
P090C
P090C indicates a problem with the transmission actuator control circuit.
P090D
DTC P090D indicates a problem with the clutch actuator control system,
P090E
P090E refers to a performance issue with the clutch actuator control system.
P090F
Indicates a problem with the Clutch B Position Sensor Circuit's range or perf...
P0910
P0910 indicates a malfunction with the transmission range sensor,
P0911
DTC P0911 refers to a problem with the transmission range sensor circuit perf...
P0912
P0912 refers to an issue with the transmission range sensor circuit,
P0913
P0913 indicates a malfunction in the transmission range sensor circuit.
P0914
The P0914 code indicates a problem with the transmission fluid pressure senso...
P0915
DTC P0915 indicates a problem with the transmission range sensor performance.
P0916
P0916 indicates a malfunction in the transmission range sensor circuit.
P0917
P0917 refers to a transmission position sensor A circuit performance issue,
P0918
Indicates a problem with the transmission range sensor, specifically that the...
P0919
P0919 refers to an intermittent malfunction in the transmission range sensor ...
P091A
P091A indicates a malfunction in the transmission range sensor circuit.
P091B
DTC P091B indicates a transmission range sensor circuit performance issue.
P091C
DTC P091C signifies a problem with the transmission range sensor,
P091D
P091D signals a transmission control module issue, leading to potential trans...
P091E
P091E indicates a performance issue within the transmission control module of...
P091F
P091F indicates a malfunction in the Transmission Control Module (TCM) of you...
P0920
P0920 indicates a transmission control system range or performance problem.
P0921
P0921 indicates a transmission control module range/performance issue.
P0922
P0922 indicates a range or performance issue with the Transmission Control Mo...
P0923
P0923 indicates a communication error with the Transmission Control Module.
P0924
P0924 indicates a problem with the transmission fluid pressure sensor or swit...
P0925
DTC P0925 indicates a high input from the transmission range sensor circuit,
P0926
DTC P0926 signals an issue with the transmission range sensor circuit,
P0927
P0927 indicates a fault in the transmission fluid pressure sensor's performance.
P0928
Indicates a high input signal from the transmission range sensor circuit.
P0929
P0929 indicates a problem with the transmission range sensor circuit.
P092A
P092A refers to a high input signal from the transmission range sensor,
P092B
P092B indicates a fault with the transmission range sensor signal.
P092C
DTC P092C signals a problem with the transmission gear shift position sensor ...
P092D
P092D indicates a problem with the transmission fluid pressure sensor 'A' cir...
P092E
DTC P092E relates to a transmission control system issue, often indicating pe...
P092F
DTC P092F indicates a performance issue with the Transmission Control Module.
P0930
Indicates a problem with the power steering pressure sensor circuit,
P0931
DTC P0931 refers to a power steering pressure sensor circuit issue,
P0932
P0932 indicates a performance issue with the hydraulic pressure sensor in the...
P0933
The P0933 code signifies a problem with the power steering pressure sensor ci...
P0934
P0934 indicates a power steering pressure sensor issue, leading to potential ...
P0935
P0935 indicates a problem with the power steering pressure sensor circuit.
P0936
P0936 signifies a power steering pressure sensor issue, affecting steering pe...
P0937
P0937 indicates a problem with the power steering pressure sensor circuit.
P0938
P0938 indicates a power steering pressure sensor circuit issue,
P0939
P0939 refers to a malfunction in the power steering pressure sensor circuit.
P093A
P093A indicates a power steering pressure sensor performance issue,
P093B
Indicates a range or performance issue with the power steering pressure senso...
P093C
P093C indicates a problem with the power steering fluid pressure sensor.
P093D
P093D indicates a problem with the power steering pressure sensor circuit per...
P093E
P093E indicates a problem with the power steering pressure sensor circuit.
P093F
The P093F code indicates a problem with the power steering pressure sensor's ...
P0940
DTC P0940 signifies a hydraulic pressure sensor performance issue,
P0941
DTC P0941 refers to a transmission fluid pressure sensor range/performance is...
P0942
P0942 indicates a transmission fluid pressure sensor circuit problem.
P0943
P0943 indicates a problem with the transmission fluid pressure sensor circuit.
P0944
P0944 indicates a problem with the transmission fluid pressure sensor or its ...
P0945
P0945 indicates a problem with the hydraulic pressure sensor in your transmis...
P0946
DTC P0946 indicates a pressure sensor issue in the transmission system.
P0947
P0947 indicates a problem with the transmission fluid pressure sensor.
P0948
DTC P0948 signifies a hydraulic pressure sensor issue in the transmission sys...
P0949
P0949 indicates a malfunction in the transmission fluid pressure sensor circuit.
P094A
P094A indicates a hydraulic pressure sensor issue in your vehicle's transmiss...
P094B
The P094B code signifies low transmission fluid pressure, which can lead to s...
P094C
P094C signifies a problem with the hydraulic pressure sensor in the transmiss...
P094D
P094D indicates a problem with the transmission fluid pressure sensor's perfo...
P094E
P094E indicates an issue with hydraulic pressure control in the transmission.
P094F
DTC P094F indicates a transmission fluid pressure sensor issue,
P0950
P0950 indicates a malfunction in the transmission range sensor 'A' circuit,
P0951
P0951 indicates a problem with the Transmission Range Sensor, affecting gear ...
P0952
P0952 indicates a communication problem between the Transmission Control Modu...
P0953
Indicates an issue with the transmission range sensor circuit,
P0954
P0954 indicates an issue with the transmission range sensor, affecting gear s...
P0955
P0955 denotes a malfunction in the transmission range sensor circuit.
P0956
P0956 indicates a performance issue with the Transmission Control Module (TCM).
P0957
DTC P0957 indicates a high input signal from the transmission range sensor,
P0958
Indicates an issue with the transmission fluid pressure sensor circuit,
P0959
DTC P0959 refers to a malfunction in the Transmission Control Module's perfor...
P095A
P095A indicates an issue with the Transmission Control Module,
P095B
DTC P095B indicates an issue with the transmission control system,
P095C
The P095C code indicates a problem with the clutch pressure control system,
P095D
P095D signifies a gear shift control malfunction, often linked to transmissio...
P095E
P095E indicates a malfunction in the transmission control module circuit.
P095F
P095F indicates an issue with the transmission gear shift control system,
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