Affordable Check Engine Light Code Reader for Under $20

All a code read does is give engine codes out one module. There are still 10 to 20 other computer modules on you car that Car MD does not see. See More. OBD2 Scanner YA-101 Auto Code Reader for Check Engine Light,O2 Sensor,EVAP Tester. $14 · In stock. Home Improvement Supplies. › Tools · Buy now. THINKCAR OBD2 Scanner Car Code Reader Auto Diagnostic Tool THINKOBD 100. Have you ever felt a little lost when your car's check engine light suddenly comes on? Codes. This scanner can also reset the check engine light by clearing the engine error codes in addition to being able to do OBD2 scan finely. Autel OBD2 Scanner MS309 Universal Car Engine Fault Code Reader, Check Engine Light and Emission Monitor Status, OBDII CAN Diagnostic Scan Tool MINI Bluetooth OBD2 Scanner Car Code Reader Tool - Erase Check Engine Light, Do Smog Check & more! $18.99. You save -1%. by Thinkcar · View similar items. The "Check Engine" light is illuminated on my '00 Outback Wagon. I'd bought an OBD II reader from Harbor Freight (a cheapie). OBD2 Scanner TOPDON AL300 Car Diagnostic Code Reader All OBD2 Functions Check Engine Light Smog Check. Add. $14.99. current price $14.99. OBD2 Scanner TOPDON ... The U-codes are for a CANbus communications error and for lost communication with the ECM. A scan tool connected to a vehicle becomes another node on the ... My check engine light came on so I'm needing a code reader. I'm wanting something better than the $20 unit at Wal-Mart. What do you guys use ...