CHAOYUE V01B2 Bluetooth OBD2 Code Reader


Regular price $10.99


  • Clear trouble codes and turn off the MIL ("Check Engine" light)
  • Set the maximum number of responses to obtain
  • Remove spaces from ECU responses (to speed data transmission)
  • Store a unique identifier in EEPROM
  • It supports almost OBD-II protocols.
  • Bluetooth connection, no Batteries, Cables, or Switches.
  • Retrieve Fault Codes (DTCs) and clear Check Engine lights.


  • Read diagnostic trouble codes, both generic and manufacturer-specific , and display their meaning (over 3000 generic code definitions in the database).
  • Set the CAN mask and filter with one command
  • Easily switch between variable and fixed CAN message lengths
  • Send CAN remote frames (RTRs)

Display current sensor data, including:

  • Engine RPM
  • Calculated Load Value
  • Coolant Temperature
  • Fuel System Status
  • Vehicle Speed
  • Short Term Fuel Trim
  • Long Term Fuel Trim
  • Intake Manifold Pressure
  • Timing Advance
  • Intake Air Temperature
  • Air Flow Rate
  • Absolute Throttle Position
  • Oxygen sensor voltages/associated short term fuel trims
  • Fuel System status
  • Fuel Pressure
  • Many others...

Supports OBD-II protocols:

  • SAE J1850 PWM (41.6Kbaud)
  • SAE J1850 VPW (10.4Kbaud)
  • ISO9141-2 (5 baud init, 10.4Kbaud)
  • ISO14230-4 KWP (5 baud init, 10.4Kbaud)
  • ISO14230-4 KWP (fast init, 10.4 Kbaud)
  • ISO15765-4 CAN (11bit ID, 500Kbaud)
  • ISO15765-4 CAN (29bit ID, 500Kbaud)
  • ISO15765-4 CAN (11bit ID, 250Kbaud)
  • ISO15765-4 CAN (29bit ID, 250Kbaud)


  • Model: V01B2
  • Material: Plastic, Electronic components
  • Color: white, black
  • Communication: Bluetooth 2.0
  • Master chip: PIC8F25K80
  • System: for Android, for Windows
  • Interface: 16pin OBDII standard interface
  • Working voltage: 9V~16V
  • Working current: 35mA
  • Standby current: 25mA
  • Working temperature: -40°~85°
  • Working humidity:<60%
  • Size: 43*25*30mm
  • Package size: 66*26*100mm

Package Contents:

  • 1 x car diagnostic scanner