Skanyx
FeaturesPricingHow It WorksBlogDownload
Log in
Home›DTC Codes

OBD2 Diagnostic Trouble Codes

Browse our complete database of OBD2 fault codes. Each code page includes plain-English explanations, ranked causes, estimated repair costs, and vehicle-specific diagnostic guides powered by Skanyx AI data.

Electrical

P0010Moderate

"A" Camshaft Position Actuator Circuit (Bank 1)

BMWVolkswagenToyota
P0219High

Engine Overspeed Condition

BMWVolkswagenAudi
P0500Moderate

Vehicle Speed Sensor "A" Malfunction

VolkswagenFordRenault+1 more
P0562Moderate

System Voltage Low

VolkswagenBMWRenault+1 more
P0600High

Serial Communication Link Malfunction

VolkswagenFordOpel+1 more
P0606Critical

ECM/PCM Processor Fault

BMWMercedes-BenzPeugeot+1 more
P2008Moderate

Intake Manifold Runner Control Circuit/Open (Bank 1)

VolkswagenAudiSkoda+1 more

Emissions

P0011Moderate

"A" Camshaft Position - Timing Over-Advanced or System Performance (Bank 1)

BMWVolkswagenPeugeot
P0015Moderate

"B" Camshaft Position - Timing Over-Retarded (Bank 1)

AudiVolkswagenSkoda
P0106Moderate

Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performance

OpelRenaultToyota
P0113Low

Intake Air Temperature Sensor 1 Circuit High

FordPeugeotVolkswagen
P0131Moderate

O2 Sensor Circuit Low Voltage (Bank 1 Sensor 1)

ToyotaVolkswagenHonda
P0135Low

O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 1)

ToyotaHondaVolkswagen+1 more
P0141Low

O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 2)

ToyotaHondaVolkswagen+1 more
P0400Moderate

Exhaust Gas Recirculation Flow Malfunction

VolkswagenFordOpel+1 more
P0401Low

Exhaust Gas Recirculation (EGR) Flow Insufficient

ToyotaHondaVolkswagen+1 more
P0410Low

Secondary Air Injection System Malfunction

VolkswagenBMWAudi+1 more
P0411Low

Secondary Air Injection System Incorrect Flow Detected

VolkswagenBMWSkoda+1 more
P0420Moderate

Catalyst System Efficiency Below Threshold (Bank 1)

ToyotaHondaVolkswagen+1 more
P0430Moderate

Catalyst System Efficiency Below Threshold (Bank 2)

ToyotaHondaVolkswagen+1 more
P2002High

Diesel Particulate Filter Efficiency Below Threshold (Bank 1)

VolkswagenBMWPeugeot+1 more

Ignition

P0016High

Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A)

ToyotaHondaVolkswagen+1 more
P0335Critical

Crankshaft Position Sensor "A" Circuit Malfunction

VolkswagenBMWRenault+1 more
P0340High

Camshaft Position Sensor Circuit Malfunction

ToyotaHondaVolkswagen+1 more
P0341Moderate

Camshaft Position Sensor "A" Circuit Range/Performance

VolkswagenAudiOpel+1 more

Fuel System

P0087High

Fuel Rail/System Pressure - Too Low

VolkswagenBMWFord
P0101Moderate

Mass Air Flow Sensor Range/Performance

ToyotaHondaVolkswagen+1 more
P0170Moderate

Fuel Trim Malfunction (Bank 1)

Mercedes-BenzOpelFord
P0171Moderate

System Too Lean (Bank 1)

ToyotaHondaVolkswagen+1 more
P0172Moderate

System Too Rich (Bank 1)

ToyotaHondaVolkswagen+1 more
P0174Moderate

System Too Lean (Bank 2)

ToyotaHondaVolkswagen+1 more
P0191Moderate

Fuel Rail Pressure Sensor Circuit Range/Performance

VolkswagenBMWMercedes-Benz
P0234High

Turbocharger/Supercharger "A" Overboost Condition

VolkswagenBMWRenault
P0299Moderate

Turbocharger/Supercharger "A" Underboost Condition

VolkswagenFordSkoda+1 more
P0507Moderate

Idle Control System RPM Higher Than Expected

ToyotaHondaVolkswagen+1 more
P2004Moderate

Intake Manifold Runner Control Stuck Open (Bank 1)

VolkswagenAudiSkoda+1 more
P2006Moderate

Intake Manifold Runner Control Stuck Closed (Bank 1)

VolkswagenAudiSEAT+1 more
P2015Moderate

Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance (Bank 1)

VolkswagenAudiSkoda+1 more
P2187Moderate

System Too Lean at Idle (Bank 1)

VolkswagenBMWAudi+1 more
P2188Moderate

System Too Rich at Idle (Bank 1)

VolkswagenBMWOpel+1 more

Cooling System

P0128Low

Coolant Thermostat Below Regulating Temperature

ToyotaHondaVolkswagen+1 more

Misfire

P0300High

Random/Multiple Cylinder Misfire Detected

ToyotaHondaVolkswagen+1 more
P0301High

Cylinder 1 Misfire Detected

VolkswagenFordBMW+1 more
P0302High

Cylinder 2 Misfire Detected

AudiOpelSkoda+1 more
P0303High

Cylinder 3 Misfire Detected

BMWVolkswagenToyota+1 more
P0304High

Cylinder 4 Misfire Detected

FordSkodaMercedes-Benz+1 more

EVAP System

P0442Low

Evaporative Emission System Leak Detected (Small Leak)

VolkswagenBMWFord+1 more
P0446Low

Evaporative Emission System Vent Control Circuit

ToyotaHondaVolkswagen+1 more
P0455Moderate

Evaporative Emission System Leak Detected (Large Leak)

OpelFordVolkswagen+1 more

Transmission

P0700High

Transmission Control System Malfunction

VolkswagenBMWFord+1 more
P0715High

Input/Turbine Speed Sensor Circuit Malfunction

VolkswagenRenaultAudi+1 more
P0720High

Output Speed Sensor Circuit Malfunction

Mercedes-BenzOpelSkoda+1 more
P0741Moderate

Torque Converter Clutch Circuit Performance/Stuck Off

BMWAudiOpel+1 more

Diagnose your car with Skanyx AI

Connect any Bluetooth OBD2 adapter and get plain-English explanations, severity ratings, and repair cost estimates - instantly.

Download Skanyx
Skanyx

Understand your car.
Without the jargon.

AI-powered vehicle diagnostics that speak human. Understand what your car is telling you—without the jargon.

Currently in early-access waitlist

Product

  • Features
  • Pricing
  • Download
  • How It Works

Company

  • About Us
  • Blog
  • Careers

Support

  • Contact Us
  • FAQ
  • Report a Bug
  • Support

Legal

  • Privacy Policy
  • Terms of Service
  • Cookies Policy
  • Refund & Warranty
  • Delete Account

© 2026 SKANYX

Privacy PolicyTerms of Service