Do you have access to Mitchell1 Prodemand, or eautorepair.net DIY? If you are willing to share user/password (we can pay), please get in contact with us ASAP (truly, it is urgent): email operation-charm [[at]] tuta.io or click to submit anonymously
B2999
DTC B2999 or DTC indicator Z: A problem in the A/C Compressor Delivery Valve1. Check the No. 29 (7.5 A) fuse in the under-dash fuse/relay box.
Is the fuse OK?
YES - Go to step 2.
NO - Replace the fuse, and recheck.
2. Clear the DTC with the HDS.
3. Operate the climate control system in several modes.
4. Check for DTCs using the HDS or self-diagnostic.
Is DTC B2999 or Z indicated?
YES - Replace the A/C compressor.
NO - Intermittent failure.