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OBD-Codes

Was jeder generische und marken­spezifische OBD-Code wirklich bedeutet, was ihn auslöst und wann du einen Spezialisten anrufen solltest.

  • P0340 meaning: Camshaft Position Sensor A Circuit Explained

    Learn what P0340 means, common causes, symptoms, and how to fix it. Get clear steps for car owners and DIY checks.

    2026-07-09·2 Min. Lesezeit

  • P0301 meaning: Cylinder 1 Misfire Detected Explained

    Understand P0301 meaning, causes, and how to fix cylinder 1 misfire. Learn DIY checks and when to consult a specialist.

    2026-07-09·2 Min. Lesezeit

  • P0101 meaning: MAF Circuit Range/Performance Explained

    Understand P0101 meaning, causes, and how to fix it. Learn DIY checks and when to consult a specialist for MAF circuit issues.

    2026-07-08·2 Min. Lesezeit

  • P0089 meaning: Fuel Pressure Regulator Performance Explained

    Learn what P0089 means, its most common causes, live scan data, DIY checks, and when to consult a specialist.

    2026-07-08·1 Min. Lesezeit

  • P0036 meaning: HO2S Heater Control Circuit Bank 1 Sensor 2 Explained

    Understand P0036 meaning, causes, and how to fix it. Learn DIY checks and when to consult a specialist for HO2S heater issues.

    2026-07-08·2 Min. Lesezeit

  • P0016 meaning: Crank/Cam Correlation Bank 1 Explained

    Learn what P0016 means, common causes, live scan data, DIY checks, and when to consult a specialist.

    2026-07-07·2 Min. Lesezeit

  • P0011 meaning: Intake Camshaft Over-Advanced Bank 1 Explained

    P0011 meaning: Intake camshaft over-advanced on bank 1. Causes, fixes, and when to consult a specialist for this common OBD2 code.

    2026-07-07·2 Min. Lesezeit

  • U0100 meaning: Lost Communication With ECM/PCM A Explained

    Learn what U0100 means, common causes, symptoms on scan tools, DIY checks, and when to consult a specialist for lost ECM communication.

    2026-07-06·3 Min. Lesezeit

  • U0415 meaning: What It Means and How to Fix It

    Learn what U0415 means, common causes, live scan data, DIY checks, and when to consult a specialist.

    2026-07-03·2 Min. Lesezeit

  • U0401 meaning: What It Means and How to Fix It

    Learn what U0401 means, common causes, live scan data, DIY checks, and when to consult a specialist.

    2026-07-03·2 Min. Lesezeit

  • U0184 meaning: Lost Communication With Radio Explained

    Learn what U0184 means, common causes, live scan data, DIY checks, and when to consult a specialist for lost radio communication on CAN bus.

    2026-07-03·2 Min. Lesezeit

  • U0167 meaning: Lost Communication With Vehicle Immobilizer Explained

    U0167 meaning: Lost communication with vehicle immobilizer. Causes, symptoms, DIY checks, and when to consult a specialist. Clear, factual guidance for car owners.

    2026-07-02·2 Min. Lesezeit

  • U0155 meaning: Lost Communication With Instrument Panel Cluster Explained

    Learn what U0155 means, its most common causes, live scan PIDs, DIY checks, and when to consult a specialist.

    2026-07-02·2 Min. Lesezeit

  • U0140 meaning: Lost Communication With Body Control Module Explained

    U0140 meaning: Lost Communication With Body Control Module explained. Causes, symptoms, DIY checks, and when to consult a specialist.

    2026-07-02·2 Min. Lesezeit

  • U0121 meaning: Lost Communication With ABS Module Explained

    Learn what U0121 means, common causes, live scan data, DIY checks, and when to consult a specialist.

    2026-07-01·2 Min. Lesezeit

  • U0101 meaning: Lost Communication With TCM Explained

    U0101 meaning: Lost Communication With TCM. Causes, symptoms, DIY checks, and when to consult a specialist.

    2026-07-01·3 Min. Lesezeit

  • U0073 meaning: Control Module Communication Bus A Off Explained

    Learn what U0073 means, its common causes, symptoms on a live scan, DIY checks, and when to consult a specialist.

    2026-06-30·2 Min. Lesezeit

  • U0001 meaning: High-Speed CAN Bus Communication Error Explained

    Learn what U0001 means, common causes, live scan data, DIY checks, and when to consult a specialist. Clear, factual guidance for car owners.

    2026-06-30·2 Min. Lesezeit

  • P2463 meaning: Diesel Particulate Filter Restriction Explained

    Understand P2463 meaning, causes, and fix steps. Learn DIY checks and when to consult a specialist for diesel particulate filter restriction.

    2026-06-30·1 Min. Lesezeit

  • P2279 meaning: Intake Air System Leak Explained

    Understand P2279 meaning, common causes, DIY checks, and when to consult a specialist for intake air system leaks.

    2026-06-29·3 Min. Lesezeit

  • P2270 meaning: O2 sensor signal stuck lean (bank 1 sensor 2) explained

    Learn what P2270 means, its most common causes, live scan data, DIY checks, and when to consult a specialist.

    2026-06-29·2 Min. Lesezeit

  • P2191 meaning: System Too Lean at Higher Load (Bank 1) Explained

    Understand P2191 causes, DIY checks, and when to consult a specialist for system too lean at higher load (bank 1).

    2026-06-29·1 Min. Lesezeit

  • P2188 meaning: System Too Rich at Idle (Bank 1) Explained

    Learn what P2188 means, common causes, live scan data, DIY checks, and when to consult a specialist.

    2026-06-28·1 Min. Lesezeit

  • P2187 meaning: System Too Lean at Idle (Bank 1) Explained

    Understand P2187 meaning, common causes, and how to fix it. Learn DIY checks and when to consult a specialist for system too lean at idle (bank 1).

    2026-06-28·2 Min. Lesezeit

  • P2138 meaning: Throttle/pedal position sensor D/E voltage correlation explained

    P2138 meaning: Throttle/pedal position sensor D/E voltage correlation explained. Learn causes, DIY checks, and when to consult a specialist for this OBD2 code.

    2026-06-28·2 Min. Lesezeit

  • P2101 meaning: Throttle actuator performance explained

    Understand P2101 meaning, common causes, and how to fix throttle actuator performance issues. Learn DIY checks and when to consult a specialist.

    2026-06-27·2 Min. Lesezeit

  • P2096 meaning: Post-cat fuel trim system too lean explained

    Learn what P2096 means, common causes, live scan data, DIY checks, and when to consult a specialist for your check-engine light.

    2026-06-27·3 Min. Lesezeit

  • P2015 meaning: Intake Manifold Runner Position Sensor explained

    Understand P2015 meaning, causes, and fixes for intake manifold runner position sensor issues. Get clear, actionable insights for car owners.

    2026-06-27·2 Min. Lesezeit

  • P2002 meaning: Diesel particulate filter efficiency explained

    Understand P2002 meaning, causes, and fixes. Learn DIY checks and when to consult a specialist for diesel particulate filter efficiency issues.

    2026-06-26·2 Min. Lesezeit

  • P1582 meaning: ETC adaptation not learned explained

    Understand P1582 meaning, causes, and fix steps for GM vehicles. Learn DIY checks and when to consult a specialist for ETC adaptation issues.

    2026-06-26·2 Min. Lesezeit

  • P1495 meaning: EVAP leak detection pump solenoid explained

    Learn what P1495 means, its most common causes, live scan data, DIY checks, and when to consult a specialist.

    2026-06-26·2 Min. Lesezeit

  • P1101 meaning: MAF sensor out of range during self test explained

    Understand P1101 meaning, causes, and how to fix it. Learn DIY checks and when to consult a specialist for MAF sensor issues.

    2026-06-25·2 Min. Lesezeit

  • P0502 meaning: Vehicle speed sensor low input explained

    Understand P0502 meaning, causes, and fix steps. Learn DIY checks and when to consult a specialist for vehicle speed sensor issues.

    2026-06-25·2 Min. Lesezeit

  • P0456 meaning: EVAP very small leak explained

    Learn what P0456 means, common causes, live scan PIDs, DIY checks, and when to consult a specialist. Clear, factual guidance for car owners.

    2026-06-25·3 Min. Lesezeit

  • P0430 meaning: Catalyst system efficiency below threshold (bank 2) explained

    Learn what P0430 means, its most common causes, live scan PIDs, DIY checks, and when to consult a specialist.

    2026-06-24·2 Min. Lesezeit

  • P0421 meaning: Warm-up catalyst efficiency (bank 1) explained

    Understand P0421 meaning, causes, and how to fix it. Learn DIY checks and when to consult a specialist for warm-up catalyst efficiency issues.

    2026-06-24·2 Min. Lesezeit

  • P0401 meaning: EGR flow issue explained

    Learn what P0401 means, common causes, DIY checks, and when to consult a specialist. Clear, factual guide for car owners.

    2026-06-24·2 Min. Lesezeit

  • P0306 meaning: Cylinder 6 Misfire Detected Explained

    Understand P0306 meaning, causes, and how to fix cylinder 6 misfire. Learn DIY checks and when to consult a specialist for reliable repairs.

    2026-06-23·2 Min. Lesezeit

  • P1450 meaning: EVAP unable to bleed fuel tank vacuum (Ford)

    Learn what P1450 means, its most common causes, live scan data, DIY checks, and when to consult a specialist.

    2026-06-23·2 Min. Lesezeit

  • P1133 meaning: What it means and how to fix it

    Learn what P1133 means, common causes, DIY checks, and when to consult a specialist. Clear, factual guidance for car owners.

    2026-06-23·2 Min. Lesezeit

  • P1000 meaning: What it means and how to fix it

    Learn what P1000 means, common causes, DIY checks, and when to consult a specialist. Clear, factual guidance for car owners.

    2026-06-22·2 Min. Lesezeit

  • P0867 meaning: Transmission Fluid Pressure Sensor Circuit Low Input Explained

    Learn what P0867 means, its most common causes, live scan data, DIY checks, and when to consult a specialist.

    2026-06-22·2 Min. Lesezeit

  • P0755 meaning: Shift Solenoid B Circuit Malfunction Explained

    Understand P0755 meaning, causes, and how to fix shift solenoid B issues. Learn DIY checks and when to consult a specialist.

    2026-06-21·9 Min. Lesezeit

  • P0750 meaning: Shift Solenoid A Circuit Malfunction Explained

    Understand P0750 meaning, causes, and fix options. Learn DIY checks and when to consult a specialist for shift solenoid issues.

    2026-06-21·8 Min. Lesezeit

  • P0741 meaning: Torque Converter Clutch Circuit Performance Explained

    Learn what P0741 means, its most common causes, live scan PIDs, DIY checks, and when to consult a specialist.

    2026-06-21·1 Min. Lesezeit

  • P0717 meaning: Input/Turbine Speed Sensor Circuit No Signal Explained

    Learn what P0717 means, common causes, live scan PIDs, DIY checks, and when to consult a specialist.

    2026-06-20·2 Min. Lesezeit

  • P0705 meaning: Transmission Range Sensor Circuit Explained

    Understand P0705 meaning, causes, and fix steps. Learn DIY checks, when to consult a specialist, and how to clear the code safely.

    2026-06-20·3 Min. Lesezeit

  • P0700 meaning: Transmission Control System MIL Request Explained

    Understand P0700 meaning, common causes, and how to fix it. Learn DIY checks and when to consult a specialist for transmission control system issues.

    2026-06-20·2 Min. Lesezeit

  • P0606 meaning: PCM Processor Fault Explained

    Learn what P0606 means, its most common causes, live scan data, DIY checks, and when to consult a specialist.

    2026-06-19·1 Min. Lesezeit

  • P0562 meaning: System Voltage Low Explained | OBD2 Online

    Learn what P0562 means, common causes, DIY checks, and when to consult a specialist. Clear, factual guide for car owners.

    2026-06-18·2 Min. Lesezeit

  • P0521 meaning: Engine Oil Pressure Sensor Circuit Low Input Explained

    P0521 meaning: Engine Oil Pressure Sensor Circuit Low Input Explained. Learn causes, DIY checks, and when to consult a specialist. Get verified help fast.

    2026-06-18·2 Min. Lesezeit

  • P0507 meaning: Idle Air Control System RPM Higher Than Expected

    Understand P0507 meaning, causes, and how to fix idle air control system RPM higher than expected. Get clear steps and when to consult a specialist.

    2026-06-18·2 Min. Lesezeit

  • P0506 Meaning: Idle Air Control System RPM Lower Than Expected

    Understand P0506 causes, DIY checks, and when to consult a specialist. Learn how to fix idle air control system issues safely.

    2026-06-17·2 Min. Lesezeit

  • P0500 Meaning: Vehicle Speed Sensor A Circuit Explained

    Understand P0500 meaning, causes, and how to fix it. Learn DIY checks and when to consult a specialist for your vehicle speed sensor issue.

    2026-06-17·2 Min. Lesezeit

  • P0496 Meaning: EVAP Flow During Non-Purge Explained

    Understand P0496 meaning, causes, and fix steps. Learn how to diagnose EVAP flow issues during non-purge conditions and when to consult a specialist for reliable repair.

    2026-06-15·2 Min. Lesezeit

  • P0480 meaning: Fan 1 Control Circuit Explained

    Understand P0480 meaning, common causes, and how to fix it. Learn DIY checks and when to consult a specialist for fan circuit issues.

    2026-06-15·2 Min. Lesezeit

  • P0455 meaning: EVAP large leak explained

    Understand P0455 meaning, causes, and how to fix it. Learn DIY checks, when to consult a specialist, and EVAP system repair basics.

    2026-06-14·2 Min. Lesezeit

  • P0442 Meaning: Small EVAP Leak Explained

    P0442 meaning: small EVAP system leak detected. Causes, fixes, and when to consult a specialist for car owners.

    2026-06-13·2 Min. Lesezeit

  • P0441 meaning explained: EVAP purge flow issue

    Understand P0441 meaning, causes, and how to fix it. Learn DIY checks, when to consult a specialist, and EVAP system basics.

    2026-06-13·2 Min. Lesezeit

  • P0440 Meaning: EVAP System Malfunction Explained

    Understand P0440 meaning, common causes, and how to fix EVAP system malfunction. Learn DIY checks and when to consult a specialist for reliable repairs.

    2026-06-12·3 Min. Lesezeit

  • P0420 Meaning: Catalyst System Efficiency Below Threshold Explained

    Understand P0420 meaning, common causes, and how to fix catalyst efficiency issues. Learn DIY checks and when to consult a specialist.

    2026-06-11·2 Min. Lesezeit

  • P0411 Meaning: Secondary Air Injection Incorrect Flow Explained

    Understand P0411 meaning, common causes, and how to fix it. Learn DIY checks and when to consult a specialist for secondary air injection issues.

    2026-06-11·2 Min. Lesezeit

  • P0335 Meaning: Crankshaft Position Sensor A Circuit Explained

    Understand P0335 meaning, causes, and how to fix it. Learn DIY checks and when to consult a specialist for crankshaft position sensor issues.

    2026-06-10·2 Min. Lesezeit

  • P0305 Meaning: Cylinder 5 Misfire Detected Explained

    Understand P0305 meaning, common causes, live scan data, DIY checks, and when to consult a specialist for cylinder 5 misfire fixes.

    2026-06-09·2 Min. Lesezeit

  • P0302 Meaning: Cylinder 2 Misfire Detected Explained

    P0302 meaning: cylinder 2 misfire detected. Causes, fixes, and when to consult a specialist.

    2026-06-09·1 Min. Lesezeit

  • P0200 meaning: Injector Circuit/Open Explained

    P0200 meaning: Injector circuit open or short. Causes include wiring faults, injector failure, or PCM issues. Check injector resistance and harness. [[link:4]] Find a verified electrician for accurate diagnosis.

    2026-06-07·1 Min. Lesezeit

  • P0171 Meaning: System Too Lean (Bank 1) Explained

    Learn what P0171 means, common causes, live scan PIDs, DIY checks, and when to consult a specialist.

    2026-06-07·2 Min. Lesezeit

  • P0153 Meaning: O2 Sensor Slow Response (Bank 2 Sensor 1) Explained

    Learn what P0153 means, common causes, live scan data, DIY checks, and when to consult a specialist.

    2026-06-06·1 Min. Lesezeit

  • P0133 Meaning: O2 Sensor Slow Response (Bank 1 Sensor 1) Explained

    Understand P0133 meaning, common causes, live scan PIDs, DIY checks, and when to consult a specialist for O2 sensor issues.

    2026-06-06·2 Min. Lesezeit

  • P0128 Meaning: Coolant Thermostat Below Regulating Temperature Explained

    Understand P0128 meaning and causes. Learn how to fix P0128 with practical steps and when to consult a specialist for reliable repair.

    2026-06-05·3 Min. Lesezeit

  • P0118 Meaning: Engine Coolant Temperature Circuit High Input Explained

    Understand P0118 meaning, common causes, and how to fix P0118. Learn DIY checks and when to consult a specialist for accurate diagnosis.

    2026-06-04·2 Min. Lesezeit

  • P0113 Meaning: IAT Sensor Circuit High Input Explained

    Understand P0113 meaning, causes, and fix steps. Learn how to diagnose IAT sensor circuit high input issues safely. Talk to a specialist for accurate repair.

    2026-06-03·2 Min. Lesezeit

  • P0102 Meaning: MAF Circuit Low Input Explained

    Understand P0102 meaning, common causes, and how to fix it. Learn DIY checks and when to consult a specialist for accurate diagnosis.

    2026-06-03·2 Min. Lesezeit

  • P0017 Meaning: Crank/Cam Correlation (Bank 1 Sensor B) Explained

    Understand P0017 meaning, causes, and how to fix it. Learn DIY checks and when to consult a specialist for crank/cam correlation issues.

    2026-06-01·1 Min. Lesezeit

  • P0304 meaning: Cylinder 4 Misfire Detected Explained

    Understand P0304 meaning, common causes, and how to fix it. Learn DIY checks and when to consult a specialist for cylinder 4 misfire detection.

    2026-05-31·2 Min. Lesezeit

  • P0303 meaning: Cylinder 3 Misfire Detected Explained

    Understand P0303 meaning, common causes, and how to fix cylinder 3 misfire. Learn DIY checks and when to consult a specialist for accurate diagnosis.

    2026-05-31·2 Min. Lesezeit

  • P0300 meaning: Random/Multiple Cylinder Misfire Detected Explained

    Understand P0300 meaning, common causes, live scan PIDs, DIY checks, and when to consult a specialist for accurate diagnosis.

    2026-05-30·2 Min. Lesezeit

  • P0299 Meaning: Turbo/Supercharger Underboost Explained

    Learn what P0299 means, its most common causes, live scan PIDs, DIY checks, and when to consult a specialist.

    2026-05-30·1 Min. Lesezeit

  • P0190 Meaning: Fuel Rail Pressure Sensor A Circuit Explained

    Understand P0190 meaning, common causes, and how to fix fuel rail pressure sensor A circuit issues. Learn DIY checks and when to consult a specialist.

    2026-05-29·2 Min. Lesezeit

  • P0175 Meaning: System Too Rich (Bank 2) Explained

    Understand P0175 meaning, causes, and how to fix system too rich (bank 2) with clear steps. Find verified specialists for accurate diagnosis.

    2026-05-28·1 Min. Lesezeit

  • P0174 meaning: System Too Lean (Bank 2) Explained

    Understand P0174 meaning, common causes, and how to fix a system too lean condition safely. Learn when to seek specialist help.

    2026-05-28·2 Min. Lesezeit

  • P0172 Meaning: System Too Rich (Bank 1) Explained

    Learn what P0172 means, common causes, live scan data, DIY checks, and when to consult a specialist.

    2026-05-28·1 Min. Lesezeit

  • P0141 meaning: O2 Sensor Heater Circuit Low (Bank 1 Sensor 2) Explained

    Learn what P0141 means, common causes, live scan PIDs, DIY checks, and when to call a specialist.

    2026-05-27·2 Min. Lesezeit

  • P0134 meaning: O2 Sensor No Activity (Bank 1 Sensor 1) Explained

    Understand P0134 meaning, common causes, and how to fix it. Learn DIY checks and when to consult a specialist for O2 sensor issues.

    2026-05-27·2 Min. Lesezeit

  • P0132 meaning: O2 Sensor High Voltage (Bank 1 Sensor 1) Explained

    Learn what P0132 means, common causes, live scan PIDs, DIY checks, and when to consult a specialist.

    2026-05-27·2 Min. Lesezeit

  • P0131 meaning: O2 Sensor Low Voltage (Bank 1 Sensor 1) Explained

    Understand P0131 meaning, common causes, and how to fix it. Learn DIY checks and when to consult a specialist.

    2026-05-27·1 Min. Lesezeit

  • P0120 meaning: Throttle Position Sensor Circuit Explained

    Understand P0120 meaning, common causes, and how to fix it. Learn DIY checks and when to consult a specialist for throttle/pedal position sensor issues.

    2026-05-27·1 Min. Lesezeit

  • P0107 meaning: What it is and how to fix it

    Understand P0107 meaning and causes. Learn common fixes and when to consult a specialist. Talk to a specialist today.

    2026-05-27·1 Min. Lesezeit

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