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 10201-10300 of 12293 total codes

P27XX Engine Control System

P27D8
P27D8 indicates a performance issue with the Transmission Control Module.
P27D9
P27D9 indicates a performance issue with the Transmission Control Module (TCM).
P27DA
P27DA indicates a problem with the transmission fluid temperature sensor circ...
P27DB
The P27DB code indicates a malfunction in the turbocharger bypass valve,
P27DC
The P27DC code signifies a malfunction related to the Transmission Control Mo...
P27DD
The P27DD code indicates a malfunction in the transmission fluid temperature ...
P27DE
P27DE indicates an issue with the transmission fluid temperature sensor.
P27DF
P27DF indicates a problem with the transmission fluid temperature sensor circ...
P27E0
The P27E0 code indicates a malfunction in the turbocharger or supercharger bo...
P27E1
P27E1 indicates a transmission temperature sensor circuit issue,
P27E2
P27E2 indicates a problem with the transmission fluid temperature sensor circ...
P27E3
P27E3 indicates a malfunction within the transmission control module.
P27E4
DTC P27E4 indicates a performance issue with the Transmission Control Module ...
P27E5
The P27E5 code indicates a malfunction in the fuel pressure control module,
P27E6
P27E6 indicates a malfunction in the transmission range sensor circuit.
P27E7
P27E7 indicates a fault in the transmission fluid temperature sensor performa...
P27E8
The P27E8 code indicates a problem with the transmission range sensor perform...
P27E9
The P27E9 code indicates a performance problem with the Engine Control Module.
P27EA
P27EA indicates a transmission fluid temperature sensor issue.
P27EB
DTC P27EB indicates a fuel pressure system issue detected by the ECM.
P27EC
Indicates a problem with the transmission control module (TCM) and its commun...
P27ED
The P27ED code indicates a transmission actuator issue, affecting gear shifting.
P27EE
The P27EE code indicates a transmission control issue related to the range se...
P27EF
P27EF indicates a performance issue with the transmission control module.
P27F0
P27F0 refers to a malfunction in the transmission fluid temperature sensor,
P27F1
The P27F1 code signals a fault in the Transmission Control Module's communica...
P27F2
Indicates a problem with the transmission control system, specifically relate...
P27F3
P27F3 indicates a problem with the Transmission Control Module Temperature Se...
P27F4
P27F4 indicates a performance issue with the Transmission Control Module.
P27F5
DTC P27F5 indicates a transmission control issue related to communication bet...
P27F6
P27F6 refers to a performance issue with the Transmission Control Module.
P27F7
The P27F7 code indicates a malfunction in the Transmission Control Module,
P27F8
P27F8 indicates a performance issue with the Transmission Control Module,
P27F9
P27F9 relates to a fault in the transmission fluid temperature sensor affecti...
P27FA
The P27FA code indicates a problem with the transmission range sensor circuit...
P27FB
The P27FB code relates to a transmission control module issue,
P27FC
The P27FC code indicates a malfunction in the Transmission Control Module,
P27FD
P27FD indicates a malfunction in the engine control module related to the tra...
P27FE
DTC P27FE indicates a malfunction in the transmission fluid temperature sensor.
P27FF
The P27FF code indicates a malfunction in the EGR position sensor,

P28XX Engine Control System

P2800
P2800 indicates a fault in the Transmission Control Module, affecting transmi...
P2801
DTC P2801 indicates a problem with the transmission range sensor circuit,
P2802
P2802 means there is a low input signal from the transmission range sensor ci...
P2803
P2803 indicates a malfunction in the transmission range sensor 'A' circuit.
P2804
P2804 indicates a high input signal from the transmission range sensor circuit.
P2805
Indicates a problem with the transmission range sensor circuit,
P2806
P2806 indicates a malfunction in the transmission pressure sensor/switch 'B'.
P2807
Indicates a high input signal from the transmission range sensor circuit.
P2808
The P2808 code indicates a malfunction in the transmission control system rel...
P2809
The P2809 code signals a high input in the transmission range sensor circuit,...
P280A
DTC P280A indicates a problem with the transmission range sensor,
P280B
DTC P280B indicates an issue with the transmission fluid pressure sensor/swit...
P280C
P280C indicates a problem with the transmission control module's performance.
P280D
P280D indicates a transmission range sensor issue that affects gear shifting.
P280E
P280E indicates a fault in the transmission fluid temperature sensor 'B' circ...
P280F
P280F indicates a problem with the transmission fluid pressure sensor,
P2810
The diagnostic trouble code (DTC) P2810 indicates a problem with the transmis...
P2811
P2811 indicates an issue with the transmission fluid pressure sensor's perfor...
P2812
P2812 indicates a fault with the transmission fluid pressure sensor or its ci...
P2813
The P2813 code refers to a problem with the transmission fluid pressure senso...
P2814
P2814 indicates a transmission fluid pressure sensor issue, which can lead to...
P2815
P2815 indicates a problem with the transmission fluid temperature sensor's pe...
P2816
DTC P2816 indicates a transmission fluid pressure sensor issue.
P2817
P2817 indicates a problem with the transmission fluid pressure sensor's perfo...
P2818
P2818 indicates a problem with the transmission range sensor circuit.
P2819
P2819 indicates a problem with the transmission range sensor circuit,
P281A
P281A indicates an issue with the transmission fluid pressure sensor's perfor...
P281B
P281B indicates a problem with the transmission fluid pressure sensor.
P281C
The P281C code indicates a problem with the transmission fluid pressure senso...
P281D
P281D indicates a performance issue with the transmission fluid temperature s...
P281E
P281E indicates a problem with the transmission fluid pressure sensor's readi...
P281F
P281F indicates a transmission fluid temperature sensor circuit problem,
P2820
Indicates a problem with the transmission range sensor circuit,
P2821
DTC P2821 refers to a malfunction in the transmission range sensor circuit,
P2822
P2822 indicates a problem with the transmission range sensor circuit,
P2823
P2823 indicates a range or performance issue with the transmission range sensor.
P2824
DTC P2824 indicates an issue with the transmission range sensor circuit,
P2825
P2825 indicates a malfunction in the transmission range sensor circuit.
P2826
The P2826 code signifies an issue with the transmission fluid pressure sensor...
P2827
DTC P2827 refers to a malfunction in the transmission range sensor,
P2828
DTC P2828 refers to a malfunction in the transmission range sensor or circuit.
P2829
P2829 indicates a performance issue with the transmission range sensor circuit.
P282A
P282A indicates a high signal from the transmission range sensor circuit.
P282B
P282B indicates a problem with the transmission range sensor signal.
P282C
P282C indicates a problem with the Transmission Range Sensor 'B'.
P282D
The P282D code signals an issue with the transmission range sensor,
P282E
The P282E code indicates a problem with the transmission fluid temperature se...
P282F
DTC P282F indicates a performance issue with the shift control module in your...
P2830
P2830 indicates a problem with the transmission range sensor circuit.
P2831
DTC P2831 indicates a problem with the transmission clutch actuator.
P2832
P2832 indicates a malfunction in the clutch actuator performance.
P2833
P2833 indicates a malfunction in the transmission range sensor circuit.
P2834
P2834 indicates a problem with the shift fork position sensor in your vehicle...
P2835
P2835 indicates a problem with the clutch position sensor's performance or ra...
P2836
The P2836 code indicates a malfunction in the clutch switch circuit,
P2837
P2837 indicates a problem with the clutch position sensor circuit,
P2838
DTC P2838 indicates a problem with the transmission range sensor circuit,
P2839
Indicates a problem with the clutch position sensor.
P283A
P283A signifies a problem with the clutch position sensor circuit,
P283B
P283B indicates a clutch actuator performance issue detected by the PCM.
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