- Fault codes
- 256
- Block
- P31
- Make group
- Audi · Porsche · Bentley · Lamborghini
- Source language
- English
The 256 Audi · Porsche · Bentley · Lamborghini fault codes that start with P31, with descriptions.
| Code | Description |
|---|---|
P3100 | Intake flap motor Short circuit to B+ |
P3101 | Intake flap motor Open circuit/short circuit to Ground (GND) |
P3102 | Intake flap motor No signal |
P3103 | Intake flap motor faulty |
P3104 | Intake manifold air control solenoid - short to positive |
P3105 | Intake manifold air control solenoid - open circuit / short to earth |
P3106 | Cylinder 7 pump/injector valve implausible signal |
P3107 | Cylinder 7 pump/injector valve Control limit exceeded |
P3108 | Cylinder 7 pump/injector valve Underboost |
P3109 | Cylinder 7 pump/injector valve electrical malfunction in circuit |
P310A | Fuel low pressure regulation Fuel pressure fluctuates |
P310B | Fuel low pressure regulation Fuel pressure outside specification |
P310C | Low fuel pressure regulation Fuel pressure breaks down sporadically |
P310D | Fuel pressure regulation Fuel pressure fluctuates |
P310E | Exhaust gas recirculation cooler bypass valve 2 Implausible signal |
P310F | Fuel tank empty Elec. emergency mode active |
P3110 | Cylinder 8 pump/injector valve implausible signal |
P3111 | Cylinder 8 pump/injector valve Control limit exceeded |
P3112 | Cylinder 8 pump/injector valve Underboost |
P3113 | Cylinder 8 pump/injector valve electrical malfunction in circuit |
P3114 | Cylinder 9 pump/injector valve implausible signal |
P3115 | Cylinder 9 pump/injector valve Control limit exceeded |
P3116 | Cylinder 9 pump/injector valve Underboost |
P3117 | Cylinder 9 pump/injector valve electrical malfunction in circuit |
P3118 | Cylinder 10 pump/injector valve implausible signal |
P3119 | Cylinder 10 pump/injector valve Control limit exceeded |
P311A | EGR valve Control deviation |
P311B | Throttle valve control module Control deviation |
P311C | DC/DC converter voltage sensor 6 upper limit exceeded |
P311D | DC/DC converter, internal supply voltage 28 V upper limit exceeded |
P311E | ADC_ICOMP_MEAS_ORH |
P311F | ADC_ICOMP_MEAS_ORL |
P3120 | Cylinder 10 pump/injector valve Underboost |
P3121 | Cylinder 10 pump/injector valve electrical malfunction in circuit |
P3122 | Cylinder 11 pump/injector valve implausible signal |
P3123 | Cylinder 11 pump/injector valve Control limit exceeded |
P3124 | Cylinder 11 pump/injector valve Underboost |
P3125 | Cylinder 11 pump/injector valve electrical malfunction in circuit |
P3126 | Cylinder 12 pump/injector valve implausible signal |
P3127 | Cylinder 12 pump/injector valve Control limit exceeded |
P3128 | Cylinder 12 pump/injector valve Underboost |
P3129 | Cylinder 12 pump/injector valve electrical malfunction in circuit |
P312A | ADC_ICOMP_PEM_CURR_ORH |
P312B | ADC_ICOMP_PEM_CURR_ORL |
P312C | Electric turbocharger collective error Power restriction |
P312D | Electric turbocharger 2 collective error Power restriction |
P312E | Water injection system Pressure drop in holding phase |
P312F | Water injection system Pressure drop during leak test |
P3130 | Exhaust gas recirculation system Control limit exceeded |
P3131 | Exhaust gas recirculation system Underboost |
P3132 | Automatic glow time control relay 2, glow current circuit Electrical error in circuit |
P3133 | Glow time control module 2 implausible signal |
P3134 | Intake Manifold Runner Control (IMRC) Upper stop not reached |
P3135 | Intake Manifold Runner Control (IMRC) Lower stop not reached |
P3136 | Intake Manifold Runner Control (IMRC) Specified value not reached |
P3137 | Intake Manifold Runner Control (IMRC) Basic setting not performed |
P3138 | Intake Manifold Runner Control (IMRC) Control difference |
P3139 | Intake Manifold Runner Control (IMRC) Signal outside tolerance |
P313A | Intake Manifold Runner Control (IMRC), bank 2 Signal outside tolerance |
P313B | Intake Manifold Runner Control (IMRC), bank 2 Control difference |
P313C | Intake Manifold Runner Control (IMRC), bank 2 Difficulty of movement or blocked |
P313D | Intake Manifold Runner Control (IMRC) Difficulty of movement or blocked |
P313E | HV heater current sensor upper limit exceeded |
P313F | HV heater current sensor lower limit not reached |
P3140 | Valve f. empty tank start Open circuit/short circuit to Ground (GND) |
P3141 | Valve f. empty tank start Short circuit to B+ |
P3142 | Exhaust-bank2,sensor1,oxygen sensor signal Implausible lean |
P3143 | Exhaust-bank2,sensor1,oxygen sensor signal Implausible rich |
P3144 | Exhaust-bank3,sensor1,oxygen sensor signal Implausible lean |
P3145 | Exhaust-bank3,sensor1,oxygen sensor signal Implausible rich |
P3146 | Exhaust-bank4,sensor1,oxygen sensor signal Implausible lean |
P3147 | Exhaust-bank4,sensor1,oxygen sensor signal Implausible rich |
P3148 | Exhaust bank 3, O2 sensor before cat. conv., heater circuit Regulation at upper limit |
P3149 | Exhaust bank 3, O2 sensor before cat. conv., heater circuit Regulation at lower limit |
P314A | Water injection system Pressure drop |
P314B | Current protection module temperature sensor 1 lower limit not reached |
P314C | Current protection module temperature sensor 2 upper limit exceeded |
P314D | Current protection module temperature sensor 2 lower limit not reached |
P314E | Performance factor correction 1 (PFC) temperature sensor 1 upper limit exceeded |
P314F | ADC_NTC_PFC_ORH |
P3150 | Exhaust bank 4, O2 sensor before cat. conv., heater circuit Regulation at upper limit |
P3151 | Exhaust bank 4, O2 sensor before cat. conv., heater circuit Regulation at lower limit |
P3152 | Exhaust gas bank3, sensor1 Internal resistance implausible |
P3153 | Exhaust gas bank4, sensor1 Internal resistance implausible |
P3154 | Exhaust-bank2-sensor1 Voltage too low/air leak |
P3155 | Exhaust-bank3-sensor1 Voltage too low/air leak |
P3156 | Exhaust-bank4-sensor1 Voltage too low/air leak |
P3157 | Exhaust-bank1,sensor1,oxygen sensor signal Voltage too low during deceleration |
P3158 | Exhaust-bank2,sensor1,oxygen sensor signal Voltage too low during deceleration |
P3159 | Exhaust-bank3,sensor1,oxygen sensor signal Voltage too low during deceleration |
P315A | P315A reserved reserved |
P315B | P315B reserved reserved |
P315C | P315C reserved reserved |
P315D | P315D reserved reserved |
P315E | Performance factor correction 2 (PFC) temperature sensor 1 lower limit not reached |
P315F | Performance factor correction 2 (PFC) temperature sensor 1 upper limit exceeded |
P3160 | Exhaust-bank4,sensor1,oxygen sensor signal Voltage too low during deceleration |
P3161 | Linear O2. sensor,exh-bank1/ pump current compensat. wire Open circuit |
P3162 | Linear O2 sensor,exh-bank2/ pump current compensat. wire Open circuit |
P3163 | Linear O2 sensor,exh-bank3/ pump current compensat. wire Open circuit |
P3164 | Linear O2 sensor,exh-bank4/ pump current compensat. wire Open circuit |
P3165 | Exhaust-bank3,oxygen sensor correction behind cat Lean control limit exceeded |
P3166 | Exhaust-bank3,oxygen sensor correction behind cat Rich control limit exceeded |
P3167 | Exhaust-bank4,oxygen sensor correction behind cat Lean control limit exceeded |
P3168 | Exhaust-bank4,oxygen sensor correction behind cat Rich control limit exceeded |
P3169 | Exhaust-bank3 main catalytic converter Efficiency Below Threshold |
P316A | Back-up switch open circuit/short circuit to B+ |
P316B | Back-up switch Short circuit to Ground (GND) |
P316C | P316C reserved reserved |
P316D | P316D reserved reserved |
P316E | P316E reserved reserved |
P316F | P316F reserved reserved |
P3170 | Exhaust-bank4 main catalytic converter Efficiency Below Threshold |
P3171 | Exhaust-bank1, mixture adaptation range 3 Lean limit not reached |
P3172 | Exhaust-bank1, mixture adaptation range 3 Rich limit exceeded |
P3173 | Exhaust-bank2, mixture adaptation range 3 Lean limit not reached |
P3174 | Exhaust-bank2, mixture adaptation range 3 Rich limit exceeded |
P3175 | Exhaust bank3, mixture adaptation range 3 Lean limit not reached |
P3176 | Exhaust bank3, mixture adaptation range 3 Rich limit exceeded |
P3177 | Exhaust bank4, mixture adaptation range 3 Lean limit not reached |
P3178 | Exhaust bank4, mixture adaptation range 3 Rich limit exceeded |
P3179 | Fuel injector cyl.13 Short circuit to Ground (GND) |
P317A | Injector calibration cyl. 1 not learned |
P317B | Injector calibration cyl. 2 not learned |
P317C | Injector calibration cyl. 3 not learned |
P317D | Injector calibration cyl. 4 not learned |
P317E | ADC_NTC_BUCK_ORH |
P317F | ADC_NTC_BUCK_ORL |
P3180 | Fuel injector cyl.13 Short circuit to B+ |
P3181 | Fuel injector cyl.13 Open circuit |
P3182 | Fuel injector cyl.14 Short circuit to Ground (GND) |
P3183 | Fuel injector cyl.14 Short circuit to B+ |
P3184 | Fuel injector cyl.14 Open circuit |
P3185 | Fuel injector cyl.15 Short circuit to Ground (GND) |
P3186 | Fuel injector cyl.15 Short circuit to B+ |
P3187 | Fuel injector cyl.15 Open circuit |
P3188 | Fuel injector cyl.16 Short circuit to Ground (GND) |
P3189 | Fuel injector cyl.16 Short circuit to B+ |
P318A | P318A reserved reserved |
P318B | P318B reserved reserved |
P318C | t_uc_out_of_range_high |
P318D | t_uc_out_of_range_low |
P318E | HV heater temperature sensor 1 upper limit exceeded |
P318F | HV heater temperature sensor 1 lower limit not reached |
P3190 | Fuel injector cyl.16 Open circuit |
P3191 | Intake Manifold Runner Control (IMRC) Basic setting canceled with mechanical stop open |
P3192 | Intake Manifold Runner Control (IMRC) Basic setting aborted with mechanical impact closed |
P3193 | Intake Manifold Runner Control (IMRC) open stop outside valid range |
P3194 | Mass airflow sensor 3 Low |
P3195 | Mass airflow sensor 3 Signal too large |
P3196 | Mass airflow sensor 4 Low |
P3197 | Mass airflow sensor 4 Signal too large |
P3198 | Activation Intake manifold Runner Control (IMRC) implausible signal |
P3199 | Activation Intake Manifold Runner 2 Control implausible signal |
P319A | Air mass meter 3/4 Correction |
P319B | Mass airflow sensor 3 implausible signal |
P319C | Mass airflow sensor 4 implausible signal |
P319D | Activation Intake Manifold Runner Control Bank 2 Short circuit to B+ |
P319E | Activation Intake Manifold Runner Control Bank 2 Open circuit/short circuit to Ground (GND) |
P319F | Operating speed regulation indicator lamp Electrical malfunction |
P31A0 | Operating speed regulation switch |
P31A1 | Cam adjuster "B" cylinder 1 Short circuit to Ground (GND) |
P31A2 | Cam adjuster "B" cylinder 2 Short circuit to Ground (GND) |
P31A3 | Cam adjuster "B" cylinder 3 Short circuit to Ground (GND) |
P31A4 | Cam adjuster "B" cylinder 4 Short circuit to Ground (GND) |
P31A5 | Cam adjuster "B" cylinder 5 Short circuit to Ground (GND) |
P31A6 | Cam adjuster "B" cylinder 6 Short circuit to Ground (GND) |
P31A7 | Cam adjuster "B" cylinder 7 Short circuit to Ground (GND) |
P31A8 | Cam adjuster "B" cylinder 8 Short circuit to Ground (GND) |
P31A9 | Cam Shift Actuator Outlet "B" Cylinder 1 Circuit Low |
P31AA | Cam Shift Actuator Outlet "B" Cylinder 2 Circuit Low |
P31AB | Cam Shift Actuator Outlet "B" Cylinder 3 Circuit Low |
P31AC | Cam Shift Actuator Outlet "B" Cylinder 4 Circuit Low |
P31AD | Cam Shift Actuator Outlet "B" Cylinder 5 Circuit Low |
P31AE | Cam Shift Actuator Outlet "B" Cylinder 6 Circuit Low |
P31AF | Cam Shift Actuator Outlet "B" Cylinder 7 Circuit Low |
P31B0 | Cam Shift Actuator Outlet "B" Cylinder 8 Circuit Low |
P31B1 | Cam adjuster "A" cylinder 1 Short circuit to Ground (GND) |
P31B2 | Cam adjuster "A" cylinder 2 Short circuit to Ground (GND) |
P31B3 | Cam adjuster "A" cylinder 3 Short circuit to Ground (GND) |
P31B4 | Cam adjuster "A" cylinder 4 Short circuit to Ground (GND) |
P31B5 | Cam adjuster "A" cylinder 5 Short circuit to Ground (GND) |
P31B6 | Cam adjuster "A" cylinder 6 Short circuit to Ground (GND) |
P31B7 | Cam adjuster "A" cylinder 7 Short circuit to Ground (GND) |
P31B8 | Cam adjuster "A" cylinder 8 Short circuit to Ground (GND) |
P31B9 | Cam Shift Actuator Outlet "A" Cylinder 1 Circuit Low |
P31BA | Cam Shift Actuator Outlet "A" Cylinder 2 Circuit Low |
P31BB | Cam Shift Actuator Outlet "A" Cylinder 3 Circuit Low |
P31BC | Cam Shift Actuator Outlet "A" Cylinder 4 Circuit Low |
P31BD | Cam Shift Actuator Outlet "A" Cylinder 5 Circuit Low |
P31BE | Cam Shift Actuator Outlet "A" Cylinder 6 Circuit Low |
P31BF | Cam Shift Actuator Outlet "A" Cylinder 7 Circuit Low |
P31C0 | Cam Shift Actuator Outlet "A" Cylinder 8 Circuit Low |
P31C1 | Input voltage sensor Signal too high |
P31C2 | OBD_M_U_KL40_RATIONALITY |
P31C3 | RBMICSYS_OC_GPIO50_3 |
P31C4 | Input current sensor implausible signal |
P31C5 | overtemperature_cooling_inlet |
P31C6 | max._voltage_drop_AC_exceeded |
P31C7 | Charging socket A AC mains supply interrupted |
P31C8 | Charging socket B AC mains supply interrupted |
P31C9 | led3_driver_short_circuit_ground_ac |
P31CA | LED1_acdc_short_circuit_to_ground |
P31CB | Immediate upload button Stuck Closed |
P31CC | Button for loading profile Stuck Closed |
P31CD | flap_interlock_over_current |
P31CE | Charging_flap_disconnected_socket_dc |
P31CF | Socket_A_Lock_2_Check_circuit_range/performance_limit_switch |
P31D0 | Charge cover B recognition cover locking Electrical malfunction |
P31D1 | temperature_temp.sensor_1_implausible_value_MLBevo |
P31D2 | DC_temperature_temp.sensor_over_temperatur |
P31D3 | DC_minus_temperature_temp_sensor_out_of_range_low |
P31D4 | temperature_sensor_DCminus_socket_combo_over_temperature |
P31D5 | Socket_A_Lock_Check_short_circuit_high |
P31D6 | Charge socket B recognition connector lock. device Electrical malfunction |
P31D7 | Socket_A_CP_short_circuit_high |
P31D8 | error_plug_cp_charging_socket_short_circuit_high_dc |
P31D9 | battery_charger_output_short_circuit |
P31DA | Push_button_1_function_LED_short_circuit_to_ground |
P31DB | Push_button_2_function_LED_short_circuit_to_ground |
P31DC | Push_buttons_search_LED_short_circuit_to_ground |
P31DD | plug_interlock_disconnected |
P31DE | plug_interlock_disconnected |
P31DF | Charge socket A communication connection Short circuit to Ground (GND) |
P31E0 | Charge socket B communication conn. Short circuit to Ground (GND) |
P31E1 | CHAdeMO_pin_h_shourt_circuit_battery |
P31E2 | Battery Charger AC Input Circuit Short |
P31E3 | Charging socket B AC mains supply Short circuit |
P31E4 | push_button_1_disconnected |
P31E5 | push_button_2_disconnected |
P31E6 | push_buttons_leds_SCG |
P31E7 | Battery Charger AC Input Circuit OC |
P31E8 | HV-DC-voltage_sensor_1_out_of_range_high |
P31E9 | HV-DC-current_sensor_T1_measuring_implausible_value |
P31EA | fast_metering_DC_link_voltage_sensor_rail2_RAT |
P31EB | Battery charger Primary voltage L2 too low |
P31EC | Battery Charger Input Voltage L2 Too High |
P31ED | Extern_phase_L2_failure |
P31EE | Extern_phase_L1_failure |
P31EF | Difference in energy throughput between the rails too large |
P31F0 | Switching-off due to excess coolant temperature |
P31F1 | HV heater temperature sensor 2 upper limit exceeded |
P31F2 | HV heater temperature sensor 2 lower limit not reached |
P31F3 | P31F3 reserved reserved |
P31F4 | P31F4 reserved reserved |
P31F5 | ac_current_sensor_L3_ORH |
P31F6 | ac_current_sensor_L3_ORL |
P31F7 | P31F7 reserved reserved |
P31F8 | P31F8 reserved reserved |
P31F9 | P31F9 reserved reserved |
P31FA | P31FA reserved reserved |
P31FB | P31FB reserved reserved |
P31FC | P31FC reserved reserved |
P31FD | P31FD reserved reserved |
P31FE | P31FE reserved reserved |
P31FF | P31FF reserved reserved |
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Code descriptions are shown in their source language; records without a translation stay raw. Source: CarCoding fault code database.
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