DTC 16559
Scan Tool Printer Display, Code 16559:
NOTE:
If DTC "16559" is stored, the oxygen sensor control has dropped below the learning value limit in the "lean" direction, but the oxygen sensor continues to recognize "System Too Rich".
NOTE:
If DTC "16559" is stored, the oxygen sensor control has dropped below the learning value limit in the "lean" direction, but the oxygen sensor continues to recognize "System Too Rich".