OBD2 Car Code Reader & Engine Diagnostic Scanner — Know Your Car Before the Shop Does

That dreaded check engine light flickers on during your morning commute. Instead of heading straight to the dealership and walking out $150 lighter just for a diagnosis, you plug this OBD2 scanner into your car's port, read the fault code in seconds, and know exactly what's wrong — or whether it's safe to keep driving. This compact diagnostic tool puts the power of professional-grade engine scanning in your hands, right in your glove compartment.

🔨 Key Features

• Read & Clear Fault Codes — Instantly retrieve DTC (Diagnostic Trouble Codes) and clear the check engine light
• Live Data Stream — View real-time sensor data including RPM, coolant temp, vehicle speed, O2 sensors, fuel trim, and more
• 12V OBD2 Compatible — Works with all 12V gasoline and diesel vehicles manufactured after 1996 in the US (OBD2 compliant)
• I/M Readiness Check — Check emissions readiness status before your smog test so you're never caught off guard
• Freeze Frame Data — Captures sensor data at the exact moment a fault code was triggered for deeper diagnostics
• VIN Retrieval — Automatically reads your vehicle's VIN for quick identification
• O2 Sensor Test — Tests oxygen sensor performance for fuel efficiency diagnostics
• EVAP System Test — Diagnoses evaporative emission control system issues
• Plug & Play — No batteries or apps required; powered directly by the OBD2 port
• Built-in DTC Library — On-screen definitions for thousands of fault codes — no phone or internet needed

🚘 Vehicle Compatibility

• All US-sold vehicles: 1996 and newer (OBD2 standard)
• European vehicles: 2001 and newer (gasoline), 2004 and newer (diesel)
• Supported protocols: CAN, ISO9141-2, KWP2000, J1850 VPW, J1850 PWM
• Vehicle types: cars, trucks, SUVs, vans, light-duty vehicles
• Note: Not compatible with hybrid or electric-only vehicles, or 24V heavy-duty trucks

📊 Live Data Parameters Include

• Engine RPM & vehicle speed
• Coolant temperature & intake air temperature
• Short-term & long-term fuel trim
• Mass air flow (MAF) rate
• Throttle position
• O2 sensor voltage & status
• Engine load percentage
• Battery voltage

⚙ Specs at a Glance

• Connector: Standard 16-pin OBD2 / EOBD
• Vehicle Voltage: 12V
• Display: Built-in LCD screen
• Power: Powered via OBD2 port (no batteries needed)
• DTC Library: Built-in (no internet required)
• Update: Supports software updates via USB
• Languages: English (and additional languages may vary by model)

📦 What's in the Box

• 1 x OBD2 Diagnostic Scanner
• 1 x OBD2 Extension Cable
• 1 x USB Update Cable
• 1 x User Manual

Compatible with OBD2/EOBD compliant vehicles. For 12V gasoline and diesel passenger vehicles only. Not compatible with 24V commercial trucks, purely electric vehicles (BEV), or pre-1996 vehicles. Clearing codes does not fix underlying mechanical issues.