I checked oil and cylinder came out with oil stock said oil low so added now car loosing power when stop and try to go but then once gets going fine if to much oil do I just drain all and start over what can I do please help
Hi there,
The P0420 code indicates an issue with the catalyst system. Here is a list of possible causes.
P0420 HONDA - Catalyst System Efficiency Below Threshold Bank 1 Read more: https://www.autocodes.com/p0420_honda.html
The P1399 code indicates a random misfire. Here is some info for you.
P1399 HONDA - Random Cylinder Misfire Detected Read more: https://www.autocodes.com/p1399_honda.html
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