const uint8_t SUPPORTED_PIDS_1_20 = 0; // 0x00 - bit encoded const uint8_t MONITOR_STATUS_SINCE_DTC_CLEARED = 1; // 0x01 - bit encoded const uint8_t FREEZE_DTC = 2; // 0x02 - const uint8_t FUEL_SYSTEM_STATUS = 3; // 0x03 - bit encoded const uint8_t ENGINE_LOAD =...
This has been tested on a 2005 Toyota Corolla and a 1999 Honda Civic (D16Y7 engine). The design has been used to read DTC codes out of the Civic. Thecode is here. This is a C program developed using the Arduino platform. To make things easier to test, acompanion ECU simulator was...