Fault Codes:
Caterpillar CAT320 $112C
Solution:
The system detected that the inlet temperature of the DPF was insufficient to successfully complete the DPF desulfurization. Please refer to the Fault Diagnosis and Troubleshooting," Low intake Air temperature of Diesel Particulate Filter ". Check for exhaust leaks and then restart the test of the after-treatment regeneration system.
Fault Description:
The inlet temperature of the particulate filter is too low
