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 8401-8500 of 12293 total codes
P20XX Engine Control System
P20D0
P20D0 refers to a malfunction in the Diesel Exhaust Fluid injection system.
P20D1
P20D1 indicates a problem with the diesel exhaust fluid quality sensor circuit.
P20D2
P20D2 indicates an issue with the diesel exhaust fluid pump's performance.
P20D3
The P20D3 code indicates a problem with the reductant injector circuit in die...
P20D4
P20D4 indicates a problem with the quality of Diesel Exhaust Fluid (DEF).
P20D5
P20D5 indicates a Diesel Exhaust Fluid quality issue, often due to contaminat...
P20D6
P20D6 indicates a problem with the Diesel Exhaust Fluid quality sensor in you...
P20D7
P20D7 indicates a problem with the diesel exhaust fluid quality sensor.
P20D8
P20D8 indicates a problem with the diesel exhaust fluid quality sensor circuit.
P20D9
P20D9 indicates a problem with the Diesel Exhaust Fluid flow, affecting emiss...
P20DA
P20DA indicates a fuel injector circuit performance issue, often related to t...
P20DB
Indicates the engine control module (ECM) has detected an issue with the qual...
P20DC
P20DC indicates a problem with the Diesel Exhaust Fluid (DEF) system quality.
P20DD
P20DD indicates a diesel exhaust fluid range or performance issue.
P20DE
P20DE indicates diesel exhaust fluid quality issues.
P20DF
P20DF signifies a problem with the diesel exhaust fluid quality sensor.
P20E0
DTC P20E0 signals a DEF quality problem in diesel vehicles, affecting emissio...
P20E1
The P20E1 code indicates a malfunction in the Diesel Exhaust Fluid system,
P20E2
DTC P20E2 refers to a malfunction in the reductant heating unit of the SCR sy...
P20E3
P20E3 indicates a malfunction in the reductant heater circuit,
P20E4
P20E4 indicates an issue with the reductant heater circuit performance in the...
P20E5
P20E5 indicates an issue with the diesel exhaust fluid quality,
P20E6
P20E6 means there's a problem with the reduction catalyst temperature sensor ...
P20E7
P20E7 indicates a range or performance issue with the exhaust aftertreatment ...
P20E8
P20E8 indicates a problem with the Diesel Exhaust Fluid heater circuit,
P20E9
P20E9 indicates a malfunction in the Diesel Exhaust Fluid (DEF) system relate...
P20EA
Indicates a malfunction in the diesel exhaust fluid (DEF) system,
P20EB
P20EB indicates a malfunction in the urea quality sensor of the SCR system in...
P20EC
P20EC indicates a performance issue with the Diesel Exhaust Fluid heater circ...
P20ED
P20ED indicates a performance issue with the Diesel Exhaust Fluid (DEF) syste...
P20EE
P20EE indicates a problem with the Diesel Exhaust Fluid quality sensor perfor...
P20EF
The P20EF code refers to an issue with the Diesel Exhaust Fluid heater contro...
P20F0
P20F0 indicates a diesel exhaust fluid quality issue.
P20F1
The P20F1 code indicates an issue with the diesel exhaust fluid injection sys...
P20F2
P20F2 indicates a malfunction in the diesel exhaust fluid injection system,
P20F3
The diagnostic trouble code (DTC) P20F3 signifies a problem with the Diesel E...
P20F4
P20F4 indicates a malfunction with the urea temperature sensor,
P20F5
P20F5 indicates a problem with the quality of Diesel Exhaust Fluid (DEF) in y...
P20F6
P20F6 indicates a problem with the quality of Diesel Exhaust Fluid (DEF),
P20F7
P20F7 indicates a problem with the Diesel Exhaust Fluid heater circuit perfor...
P20F8
P20F8 indicates an issue with the Diesel Exhaust Fluid heater circuit.
P20F9
P20F9 indicates a malfunction in the Diesel Exhaust Fluid pump performance.
P20FA
P20FA indicates a problem with the diesel exhaust fluid efficiency,
P20FB
P20FB indicates a problem with the quality of Diesel Exhaust Fluid (DEF) in y...
P20FC
P20FC indicates a fault in the diesel exhaust fluid system, specifically rela...
P20FD
P20FD indicates a problem with the quality of Diesel Exhaust Fluid (DEF).
P20FE
P20FE indicates a problem with the exhaust aftertreatment fuel system,
P20FF
Indicates a problem with the Diesel Exhaust Fluid (DEF) quality in your vehic...
P21XX Engine Control System
P2100
P2100 indicates a problem with the throttle actuator control system.
P2101
The P2101 code indicates a problem with the throttle actuator control,
P2102
P2102 indicates a throttle actuator control system malfunction,
P2103
P2103 indicates a throttle actuator control system problem, affecting engine ...
P2104
The P2104 code signifies a throttle actuator control system malfunction.
P2105
P2105 indicates a throttle actuator control system issue, signaling performan...
P2106
P2106 indicates a throttle control system issue, suggesting the throttle is n...
P2107
P2107 indicates a throttle actuator control system range/performance issue,
P2108
P2108 indicates a performance issue with the electronic throttle control system.
P2109
P2109 indicates a throttle actuator control problem, affecting engine perform...
P210A
P210A indicates a problem with the throttle actuator control system's range o...
P210B
P210B indicates a malfunction in the electronic throttle control system.
P210C
P210C indicates a throttle actuator control issue that limits engine power.
P210D
P210D indicates a throttle control system performance issue, affecting engine...
P210E
The P210E code signals a throttle actuator problem, affecting engine performa...
P210F
P210F indicates a throttle actuator control performance issue,
P2110
P2110 indicates a throttle actuator control system issue, specifically that i...
P2111
Indicates a throttle actuator control system range or performance issue.
P2112
P2112 indicates a problem with the throttle actuator control system.
P2113
P2113 indicates a problem with the throttle actuator control system,
P2114
P2114 indicates a problem with the throttle actuator control system,
P2115
P2115 indicates a throttle actuator control issue, limiting engine power.
P2116
P2116 refers to a throttle actuator control system issue, indicating a perfor...
P2117
P2117 indicates a throttle actuator control system range or performance problem.
P2118
DTC P2118 indicates a throttle actuator control issue, affecting engine perfo...
P2119
DTC P2119 means there is a throttle actuator control range or performance pro...
P211A
P211A indicates a throttle actuator control range issue, potentially affectin...
P211B
P211B signifies a throttle actuator control issue, often affecting acceleration.
P211C
P211C indicates a throttle actuator control range issue, affecting engine per...
P211D
P211D indicates a throttle actuator control range problem, affecting engine p...
P211E
P211E indicates a throttle actuator control system malfunction,
P211F
P211F indicates a throttle actuator control range/performance problem.
P2120
DTC P2120 indicates an issue with the throttle position sensor,
P2121
P2121 indicates a problem with the throttle or pedal position sensor range.
P2122
DTC P2122 indicates a low input signal from the throttle position sensor,
P2123
DTC P2123 indicates an issue with the throttle position sensor voltage.
P2124
P2124 signals an intermittent issue with the throttle/pedal position sensor c...
P2125
P2125 indicates a throttle/pedal position sensor problem.
P2126
DTC P2126 indicates a problem with the throttle or pedal position sensor rang...
P2127
P2127 indicates a low signal from the throttle position sensor 'A'.
P2128
The P2128 code refers to a problem with the Throttle Position Sensor's range ...
P2129
P2129 indicates a throttle position sensor issue, affecting engine power and ...
P212A
P212A indicates an issue with the throttle position sensor performance.
P212B
P212B indicates a throttle position sensor range issue, which can affect engi...
P212C
DTC P212C indicates a throttle/pedal position sensor issue.
P212D
P212D indicates a throttle pedal position sensor issue, affecting vehicle per...
P212E
P212E indicates a problem with the throttle position sensor circuit,
P212F
DTC P212F indicates a problem with the throttle position sensor circuit.
P2130
P2130 indicates a throttle position sensor issue, affecting engine performance.
P2131
P2131 indicates a throttle position sensor correlation error.
P2132
DTC P2132 indicates a problem with the throttle position sensor circuit,
P2133
P2133 indicates a problem with the throttle position sensor, which can affect...
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