NO.24 EXCESSIVE BLACK SMOKE [SKYACTIV-D 2.2]


id0103g1899100

24

EXCESSIVE BLACK SMOKE

DESCRIPTION
•  Compared to previously, black smoke in the exhaust gas abnormally high.
POSSIBLE CAUSE
•  PCM DTC is stored.
•  DPF (in catalytic converter) deficiency


Diagnostic Procedure

STEP

INSPECTION

RESULTS

ACTION

1
VERIFY PCM DTC
•  Retrieve PCM DTCs using the M-MDS.
•  Are any DTCs present?
Yes
Go to the applicable DTC inspection.
No
Go to the next step.
2
INSPECT DPF (IN CATALYTIC CONVERTER) FOR MALFUNCTION DUE TO DEFICIENCY
•  Is the DPF normal?
Yes
Go to the next step.
No
DPF deficiency in the catalytic converter can be considered.
Replace the catalytic converter, then go to the next step.
3
Verify the test results.
•  If normal, return to the diagnostic index to service any additional symptoms.
•  If a malfunction remains, inspect the related Service Information and perform the repair or diagnosis.
―  If the vehicle is repaired, troubleshooting is completed.
―  If the vehicle is not repaired or additional diagnostic information is not available, replace the PCM.