Possible causes

– Rear A/F Sensor Sensor 1 Bank 1 harness is open or shorted
– Rear A/F Sensor Sensor 1 Bank 1 electrical circuit poor connection
– Faulty Rear A/F Sensor Sensor 1 Bank 1
– Vacuum leak
– Low fuel pressure

Tech notes

There is a factory service bulletin for the following Honda Models:

2003 Honda Accord
2004 Honda Accord
Honda Accord Factory Service Bulletin OBDII Code P2195

Debris in the MAF sensor can also set this P2195 code.

1. Remove the MAF sensor, and check for debris (lint, bugs, foreign objects, etc.).
2. Open the air cleaner housing cover, remove the air cleaner element, and check it for damage.
A damaged air cleaner element lets debris get into the MAF sensor. Replace the air cleaner element if needed.
3. Clean out the air cleaner housing. To keep from contaminating the MAF sensor, don