DFFS fault codes
7,984 codes · 47 vehicle records · 0 ECU records · 0 live-data parameters
Codes 7,984
| Code | Description | Brands | System |
|---|---|---|---|
| P2BAA | NOx exceedance - low reagent consumption | 22 | Powertrain |
| P2BAB | NOx exceedance - incorrect EGR flow | 19 | Powertrain |
| P2BAC | NOx exceedance - deactivation of EGR | 18 | Powertrain |
| P2BAD | NOx exceedance - root cause unknown | 22 | Powertrain |
| P2BAE | NOx exceedance - NOx control monitoring system | 20 | Powertrain |
| P2C4C | Clutch motor Hall sensor supply voltage is too low | 4 | Powertrain |
| P2C4D | Clutch motor Hall sensor supply voltage is too high | 4 | Powertrain |
| P2DDA | Evaporative Emissions (EVAP) System Leak Detection Pump Performance Failure - Stuck | 6 | Powertrain |
| P3010 | Throttle valve position adjustment failure | 18 | Powertrain |
| P3011 | Electronic throttle body failure | 21 | Powertrain |
| P3012 | Electronic throttle body failure | 21 | Powertrain |
| P3013 | Electronic throttle body failure | 21 | Powertrain |
| P3014 | Electronic throttle body failure | 21 | Powertrain |
| P3015 | Electronic throttle body failure | 21 | Powertrain |
| P3019 | Upstream oxygen sensor signal | 20 | Powertrain |
| P3028 | Engine electronic control unit failure | 18 | Powertrain |
| P3034 | Electronic throttle body failure | 17 | Powertrain |
| P3046 | Starter relay 1: electr. malfunction in circuit (relay stuck / Does not switch); Defective | 22 | Powertrain |
| P304B | Position sensor for heater control: electrical malfunction; Open circuit | 14 | Powertrain |
| P304C | Disengagement clutch: adaptation limit exceeded; Mechanical failure | 13 | Powertrain |
| P3050 | Starter relay 2: electr. malfunction in circuit (relay stuck / Does not switch); Implausible signal | 23 | Powertrain |
| P3052 | Idle speed control catalyst heating deviation high | 25 | Powertrain |
| P3054 | Starter will not turn: jammed or electrical malfunction | 24 | Powertrain |
| P3055 | DC/DC converter output voltage 1 performance | 20 | Powertrain |
| P3056 | DC/DC converter output voltage 2 performance | 20 | Powertrain |
| P3059 | Exhaust Gas Recirculation System 2: Excessive Flow Detected | 15 | Powertrain |
| P305A | Start/Stop function | 11 | Powertrain |
| P305B | Speed limiter and cruise control | 11 | Powertrain |
| P3064 | Boost Pressure Regulation Solenoid 3 (N388): Electrical Malfunction | 15 | Powertrain |
| P3065 | Electronic throttle body failure | 20 | Powertrain |
| P3066 | Boost Pressure Regulation Solenoid 3 (N388): Short to Plus | 15 | Powertrain |
| P3067 | Boost Pressure Regulation Solenoid 4 (N389): Electrical Malfunction | 15 | Powertrain |
| P3069 | Boost Pressure Regulation Solenoid 4 (N389): Short to Plus | 15 | Powertrain |
| P306A | Injection time failure | 13 | Powertrain |
| P306B | Intake variable timing solenoid valve | 13 | Powertrain |
| P306C | Injection time failure | 12 | Powertrain |
| P3088 | Starter relay electrical fault | 19 | Powertrain |
| P3105 | Intake air pressure sensor signal stuck at engine start | 20 | Powertrain |
| P3106 | Intake pressure too low during acceleration | 17 | Powertrain |
| P3131 | EGR System: Regulation Range not Reached | 16 | Powertrain |
| P3400 | Cylinder Deactivation System (Bank 1) | 26 | Powertrain |
| P3401 | Cylinder 1 Deactivation/Intake Valve Control Circuit/Open | 25 | Powertrain |
| P3402 | Cylinder 1 Deactivation/Intake Valve Control Circuit Performance | 22 | Powertrain |
| P3403 | Cylinder 1 Deactivation/Intake Valve Control Circuit Low | 26 | Powertrain |
| P3404 | Cylinder 1 Deactivation/Intake Valve Control Circuit High | 26 | Powertrain |
| P3405 | Cylinder 1 Exhaust Valve Control Circuit/Open | 22 | Powertrain |
| P3406 | Cylinder 1 Exhaust Valve Control Circuit Performance | 24 | Powertrain |
| P3407 | Cylinder 1 Exhaust Valve Control Circuit Low | 21 | Powertrain |
| P3408 | Cylinder 1 Exhaust Valve Control Circuit High | 23 | Powertrain |
| P3409 | Cylinder 2 Deactivation/Intake Valve Control Circuit/Open | 23 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.