#define PID_RPM 0x10C
#define PID_SPEED 0x10D
#define PID_THROTTLE 0x111
#define PID_ENGINE_LOAD 0x104
#define PID_COOLANT_TEMP 0x105
#define PID_INTAKE_TEMP 0x10F
#define PID_MAF_FLOW 0x110
#define PID_ABS_ENGINE_LOAD 0x143
#define PID_AMBIENT_TEMP 0x146
#define PID_FUEL_PRESSURE 0x10A
#define PID_INTAKE_PRESSURE 0x10B
#define PID_BAROMETRIC 0x133
#define PID_TIMING_ADVANCE 0x10E
#define PID_FUEL_LEVEL 0x12F
#define PID_RUNTIME 0x11F
#define PID_DISTANCE 0x131

#define PID_GPS_LATITUDE 0xA
#define PID_GPS_LONGITUDE 0xB
#define PID_GPS_ALTITUDE 0xC
#define PID_GPS_SPEED 0xD
#define PID_GPS_HEADING 0xE
#define PID_GPS_SAT_COUNT 0xF
#define PID_GPS_TIME 0x10
#define PID_GPS_DATE 0x11
#define PID_GPS_HDOP 0x12

#define PID_ACC 0x20
#define PID_GYRO 0x21
#define PID_COMPASS 0x22
#define PID_MEMS_TEMP 0x23
#define PID_BATTERY_VOLTAGE 0x24
#define PID_TRIP_DISTANCE 0x30
#define PID_RSSI 0x81
#define PID_DEVICE_TEMP 0x82