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
Complete Engine Codes Index
Browse all available engine diagnostic trouble codes (P0XXX) organized by system:
Showing codes 10801-10900 of 12293 total codes
P2AXX Engine Control System
P2A30
P2A30 indicates a performance issue with the oxygen sensor, affecting fuel ef...
P2A31
The P2A31 code indicates an issue with the upstream oxygen sensor's signal,
P2A32
DTC P2A32 signals an issue with the oxygen sensor circuit, affecting engine p...
P2A33
DTC P2A33 indicates an oxygen sensor performance issue that can lead to poor ...
P2A34
P2A34 indicates a problem with the oxygen sensor's performance,
P2A35
P2A35 indicates a problem with the air-fuel ratio sensor performance.
P2A36
P2A36 indicates a performance issue with the oxygen sensor, affecting the air...
P2A37
P2A37 indicates a problem with the oxygen sensor's performance,
P2A38
P2A38 indicates a malfunction in the oxygen sensor circuit, affecting air-fue...
P2A39
DTC P2A39 indicates a problem with the bank 1 oxygen sensor's circuit,
P2A3A
DTC P2A3A indicates a problem with the oxygen sensor circuit, affecting fuel ...
P2A3B
P2A3B indicates a problem with the wideband oxygen sensor performance on Bank 1.
P2A3C
The P2A3C code refers to an oxygen sensor range/performance issue,
P2A3D
P2A3D indicates an oxygen sensor performance issue.
P2A3E
P2A3E indicates a problem with the oxygen sensor circuit performance.
P2A3F
P2A3F indicates an issue with the oxygen sensor's heater circuit,
P2A40
The P2A40 code indicates a performance problem with the oxygen sensor circuit...
P2A41
P2A41 indicates a problem with the oxygen sensor's performance.
P2A42
P2A42 indicates a problem with the air-fuel ratio sensor's heater circuit in ...
P2A43
P2A43 indicates a performance issue with the oxygen sensor, affecting fuel ef...
P2A44
DTC P2A44 indicates an issue with the air-fuel ratio sensor circuit.
P2A45
P2A45 indicates a performance issue with the oxygen sensor, affecting engine ...
P2A46
P2A46 indicates a problem with the oxygen sensor showing a rich fuel condition.
P2A47
P2A47 indicates a performance issue with the oxygen sensor, affecting air-fue...
P2A48
P2A48 indicates a malfunction in the oxygen sensor circuit of bank 1.
P2A49
P2A49 indicates an issue with the oxygen sensor's signal range,
P2A4A
P2A4A indicates an oxygen sensor performance issue, potentially affecting fue...
P2A4B
P2A4B indicates an issue with the oxygen sensor circuit in your vehicle.
P2A4C
P2A4C indicates a problem with the oxygen sensor's performance,
P2A4D
P2A4D indicates an oxygen sensor issue, affecting air-fuel mixture regulation.
P2A4E
DTC P2A4E indicates an issue with the oxygen sensor circuit, specifically the...
P2A4F
P2A4F indicates a problem with the oxygen sensor circuit for bank 1 sensor 2,...
P2A50
The P2A50 code means there's a problem with the oxygen sensor circuit perform...
P2A51
Indicates the ECM is receiving readings that are outside the expected range.
P2A52
P2A52 indicates a malfunction in the oxygen sensor's performance,
P2A53
P2A53 indicates a problem with the oxygen sensor related to the air-fuel mixt...
P2A54
P2A54 indicates an issue with the oxygen sensor circuit related to air-fuel m...
P2A55
DTC P2A55 means the oxygen sensor signal is stuck high, indicating a potentia...
P2A56
P2A56 indicates a problem with the oxygen sensor circuit performance.
P2A57
DTC P2A57 indicates an issue with the oxygen sensor circuit, affecting the ai...
P2A58
P2A58 indicates an issue with the oxygen sensor's performance.
P2A59
DTC P2A59 indicates a problem with the oxygen sensor's performance,
P2A5A
DTC P2A5A indicates a problem with the oxygen sensor's performance affecting ...
P2A5B
P2A5B indicates an oxygen sensor circuit issue, affecting engine performance.
P2A5C
P2A5C indicates a malfunction in the bank 1 air-fuel ratio sensor,
P2A5D
P2A5D indicates a performance issue with the oxygen sensor in your vehicle.
P2A5E
The P2A5E code indicates a malfunctioning oxygen sensor or related component ...
P2A5F
The diagnostic trouble code (DTC) P2A5F indicates an issue with the oxygen se...
P2A60
DTC P2A60 indicates a range or performance issue with the oxygen sensor circuit.
P2A61
The P2A61 code signals a problem with the oxygen sensor circuit performance.
P2A62
DTC P2A62 indicates a problem with the downstream oxygen sensor,
P2A63
P2A63 indicates an oxygen sensor issue affecting your vehicle's performance a...
P2A64
P2A64 means there's a performance issue with the oxygen sensor circuit.
P2A65
P2A65 relates to the air-fuel mixture ratio sensor, indicating a malfunction ...
P2A66
P2A66 indicates a performance issue with the bank 1 oxygen sensor.
P2A67
P2A67 indicates a performance problem with the upstream oxygen sensor,
P2A68
P2A68 signifies an oxygen sensor range/performance issue.
P2A69
P2A69 indicates a malfunction in the air-fuel ratio sensor circuit.
P2A6A
Indicates a range or performance problem with the oxygen sensor located in th...
P2A6B
The P2A6B code signifies a problem with the oxygen sensor signal indicating a...
P2A6C
The P2A6C code indicates a problem with the oxygen sensor's performance or ra...
P2A6D
The P2A6D code indicates a problem with the air-fuel ratio sensor performance.
P2A6E
P2A6E indicates a problem with the oxygen sensor circuit's performance or range.
P2A6F
DTC P2A6F refers to an oxygen sensor circuit performance issue.
P2A70
The P2A70 code indicates a problem with the O2 sensor performance related to ...
P2A71
P2A71 indicates an air-fuel ratio sensor issue, affecting engine performance.
P2A72
DTC P2A72 indicates a fault in the air-fuel sensor heater circuit.
P2A73
P2A73 indicates a problem with the oxygen sensor's performance,
P2A74
P2A74 indicates an oxygen sensor range/performance issue, often leading to po...
P2A75
P2A75 indicates an oxygen sensor signal is stuck high, suggesting an overly r...
P2A76
DTC P2A76 indicates a malfunction with the oxygen sensor related to air-fuel ...
P2A77
P2A77 indicates an oxygen sensor performance issue, affecting fuel efficiency...
P2A78
P2A78 indicates an issue with the air-fuel ratio sensor output voltage.
P2A79
P2A79 indicates an oxygen sensor performance issue, often related to high vol...
P2A7A
P2A7A indicates an issue with the oxygen sensor circuit affecting air-fuel mi...
P2A7B
DTC P2A7B signifies an oxygen sensor performance issue, specifically related ...
P2A7C
P2A7C indicates an issue with the air-fuel ratio sensor, affecting engine per...
P2A7D
P2A7D indicates a range/performance issue with the air-fuel sensor in your ve...
P2A7E
The P2A7E code indicates a malfunction with the air-fuel ratio sensor,
P2A7F
P2A7F indicates a performance issue with the air-fuel ratio sensor.
P2A80
The diagnostic trouble code (DTC) P2A80 is a specific indication that relates...
P2A81
Indicates a problem where the oxygen sensor voltage is above the expected ran...
P2A82
P2A82 indicates a problem with the oxygen sensor's performance.
P2A83
Indicates a problem with the oxygen sensor's performance, specifically the se...
P2A84
DTC P2A84 indicates an oxygen sensor performance problem, affecting engine ef...
P2A85
P2A85 indicates an oxygen sensor performance issue, affecting vehicle emissio...
P2A86
P2A86 indicates an issue with the oxygen sensor circuit, affecting engine per...
P2A87
The P2A87 code indicates a performance issue with the bank 1 oxygen sensor.
P2A88
P2A88 indicates a performance issue with the bank 1 oxygen sensor.
P2A89
P2A89 indicates an issue with the air-fuel ratio sensor signal being out of r...
P2A8A
P2A8A indicates a malfunction with the oxygen sensor circuit, usually affecti...
P2A8B
P2A8B indicates a problem with the oxygen sensor's range or performance.
P2A8C
P2A8C indicates an issue with the air-fuel mixture due to a fault in the oxyg...
P2A8D
P2A8D indicates a fuel sensor range/performance problem, affecting engine per...
P2A8E
DTC P2A8E indicates a malfunction in the oxygen sensor performance related to...
P2A8F
The P2A8F code indicates a performance issue with the oxygen sensor related t...
P2A90
P2A90 indicates an oxygen sensor performance issue.
P2A91
P2A91 refers to a performance issue in the oxygen sensor circuit related to t...
P2A92
P2A92 indicates an oxygen sensor range/performance issue, affecting fuel effi...
P2A93
Indicates a problem with the air-fuel mixture ratio, specifically relating to...
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