OBD2 Protocol Coverage: The Elm327 OBDII adapter is suitable for vehicles using the following protocols: 1. SAE J1850 PWM (41.6 Kbaud); 2. SAE J1850 VPW (10.4 Kbaud); 3. ISO9141-2 (5-baud initialization, 10.4 Kbaud); 4.
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