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 301-400 of 4123 total codes
P01XX Engine Control System
P012C
P012C indicates a throttle position sensor performance issue.
P012D
The P012D code signifies a throttle position sensor performance issue.
P012E
P012E means there's a problem with the throttle position sensor performance.
P012F
P012F indicates a throttle position sensor circuit issue, affecting engine pe...
P0130
P0130 indicates an oxygen sensor circuit malfunction, affecting fuel efficien...
P0131
P0131 indicates low voltage from the oxygen sensor, signaling a potential mal...
P0132
DTC P0132 indicates a high voltage signal from the oxygen sensor in the bank ...
P0133
P0133 indicates a slow response from the oxygen sensor circuit.
P0134
Indicates n issue with the wiring or connectors, or the sensor is simply not ...
P0135
P0135 indicates a malfunction in the oxygen sensor heater circuit.
P0136
P0136 indicates a malfunction in the O2 sensor circuit, affecting engine perf...
P0137
P0137 indicates low voltage from the downstream oxygen sensor,
P0138
P0138 indicates high voltage from the O2 sensor, potentially leading to emiss...
P0139
P0139 indicates a slow response from the oxygen sensor in Bank 1 of the engine.
P013A
DTC P013A indicates a slow response from the upstream oxygen sensor,
P013B
The P013B code signifies a delayed response from the oxygen sensor,
P013C
P013C indicates a slow response from the oxygen sensor in Bank 1,
P013D
P013D indicates a problem with the oxygen sensor circuit performance.
P013E
P013E indicates a low voltage from the oxygen sensor circuit.
P013F
P013F indicates a slow response from the O2 sensor, affecting engine performa...
P0140
The P0140 code indicates a problem with the downstream oxygen sensor circuit,...
P0141
P0141 indicates an issue with the oxygen sensor heater circuit.
P0142
P0142 indicates a low voltage signal from the oxygen sensor on Bank 1,
P0143
DTC P0143 signifies an oxygen sensor circuit performance issue.
P0144
P0144 indicates a low voltage issue in the oxygen sensor circuit,
P0145
DTC P0145 signifies a malfunction in the oxygen sensor circuit,
P0146
P0146 indicates a problem with the oxygen sensor circuit range or performance.
P0147
DTC P0147 indicates a problem with the oxygen sensor circuit's performance,
P0148
P0148 indicates a fuel pressure regulator performance problem,
P0149
P0149 indicates a fuel pressure regulator performance issue, commonly affecti...
P014A
P014A indicates an oxygen sensor performance issue.
P014B
P014B indicates a performance issue with the oxygen sensor bank 1 sensor 2.
P014C
P014C indicates a problem with the downstream O2 sensor's performance.
P014D
P014D indicates an oxygen sensor performance issue, specifically with the sec...
P014E
P014E indicates a problem with the secondary oxygen sensor's performance.
P014F
P014F indicates an oxygen sensor circuit low voltage issue for Bank 1 Sensor 3.
P0150
P0150 indicates a malfunction in the oxygen sensor circuit, affecting engine ...
P0151
P0151 indicates a low voltage issue with the oxygen sensor circuit for Bank 2...
P0152
The P0152 diagnostic trouble code (DTC) indicates that the vehicle's engine c...
P0153
P0153 indicates a slow response from the second oxygen sensor in the exhaust ...
P0154
P0154 means the downstream oxygen sensor is not sending a signal to the engin...
P0155
P0155 indicates a malfunction in the oxygen sensor heater circuit for Bank 2.
P0156
P0156 indicates a problem with the O2 sensor circuit in Bank 2, Sensor 2.
P0157
P0157 indicates a low voltage signal from the oxygen sensor for Bank 2,
P0158
DTC P0158 indicates a high voltage from the oxygen sensor in bank 2.
P0159
P0159 means a slow response from the oxygen sensor circuit, affecting engine ...
P015A
P015A indicates an oxygen sensor performance issue in Bank 1, Sensor 2.
P015B
P015B indicates a delayed response from the oxygen sensor, affecting fuel eff...
P015C
P015C indicates a slow response from the oxygen sensor control circuit,
P015D
The P015D code indicates a delayed response from the oxygen sensor in Bank 2,...
P015E
P015E indicates a performance issue with the O2 sensor circuit,
P015F
P015F indicates a performance issue with the downstream O2 sensor on bank 2.
P0160
P0160 indicates a malfunction in the oxygen sensor circuit for Bank 2.
P0161
P0161 indicates a malfunction in the oxygen sensor heater circuit for the sec...
P0162
P0162 indicates a high voltage signal from the oxygen sensor circuit,
P0163
P0163 indicates a high voltage signal from the oxygen sensor circuit,
P0164
DTC P0164 indicates an intermittent issue with the oxygen sensor circuit for ...
P0165
P0165 indicates a high voltage problem in the oxygen sensor circuit.
P0166
P0166 indicates an issue with the O2 sensor circuit performance.
P0167
P0167 indicates a high voltage reading from the oxygen sensor circuit in bank...
P0168
P0168 indicates a high voltage signal from the oxygen sensor circuit,
P0169
P0169 indicates a range/performance issue with the oxygen sensor circuit for ...
P016A
P016A indicates a slow response from the oxygen sensor in Bank 2.
P016B
The P016B code indicates a delayed response from the upstream oxygen sensor.
P016C
P016C indicates a performance issue with the downstream oxygen sensor.
P016D
P016D signifies a delayed response from the downstream oxygen sensor,
P016E
The P016E code indicates a range or performance issue with the oxygen sensor ...
P016F
P016F indicates a performance issue with the bank 2 oxygen sensor.
P0170
P0170 indicates a fuel trim malfunction that affects engine performance.
P0171
The P0171 code indicates a lean fuel mixture in the engine.
P0172
P0172 signifies a rich fuel mixture in the engine.
P0173
P0173 indicates a fuel trim problem in bank 2, affecting air-fuel mixture bal...
P0174
P0174 means your engine is running too lean in bank 2, causing potential perf...
P0175
DTC P0175 signifies a rich fuel mixture in your engine.
P0176
P0176 refers to a fuel composition sensor issue, typically affecting Ford and...
P0177
P0177 signals a lean fuel mixture in your vehicle's engine.
P0178
P0178 indicates a problem with the fuel composition sensor circuit,
P0179
P0179 indicates a fuel composition sensor issue, affecting air-fuel mixture.
P017A
P017A indicates a lean fuel trim condition in your engine, meaning there's to...
P017B
DTC P017B means your engine is running rich, which could affect performance a...
P017C
P017C indicates a lean fuel trim condition during deceleration.
P017D
P017D indicates that the fuel trim is too rich, meaning there's excess fuel i...
P017E
P017E indicates a lean fuel trim condition at idle.
P017F
P017F indicates a lean fuel trim condition detected by the car's engine contr...
P0180
The P0180 code signifies a malfunction in the fuel temperature sensor circuit.
P0181
P0181 indicates a malfunction in the fuel temperature sensor circuit,
P0182
P0182 means there's a low input signal from the fuel temperature sensor circuit.
P0183
P0183 indicates a high input signal from the fuel temperature sensor,
P0184
P0184 indicates a problem with the fuel temperature sensor A, affecting fuel ...
P0185
Indicates a problem with the Fuel Temperature Sensor A Circuit.
P0186
The P0186 code signifies a fuel temperature sensor issue that affects engine ...
P0187
P0187 indicates a fuel temperature sensor issue, affecting engine performance.
P0188
P0188 indicates a high input from the fuel temperature sensor,
P0189
P0189 indicates a fuel temperature sensor problem, affecting fuel efficiency ...
P018A
The P018A code indicates a potential issue with the fuel temperature sensor c...
P018B
The P018B code indicates a problem with the fuel temperature sensor's perform...
P018C
The DTC P018C indicates an issue with the fuel temperature sensor,
P018D
Indicates a problem with the fuel temperature sensor circuit, specifically re...
P018E
The P018E code indicates a malfunction in the fuel temperature sensor circuit.
P018F
P018F indicates a fuel temperature sensor performance issue.
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