Fault Codes:
Hyundai HX220 NL EPFC 3186（1623-9）
Fault Description:
Tachograph output shaft speed -Abnormal update rate. No communication or an invalid data transfer rate has been detected on the J1939 data link between the ECM and the tachograph output shaft speed sensor. The data update rate of the tachometer output shaft speed is abnormal. It is detected that the J1939 data link communication between the ECM and the tachometer output shaft speed sensor is interrupted or the data transmission rate is invalid.
Fault Location:
None on performance. It does not affect performance.
