2005 XC90 2.9 ltr awd tr6 high ECM-6140 EXHAUST CAM CONTROL -SLOW
 

Might anyone give me some insight, advice, what to look for.ECM-6140 EXHAUST CAMSHAFT-SLOW

I have a new timing belt.
Timing checked 3 times to be sure.
Used proper tools, brackets, etc to lock camshafts and set timing
The Cam Gears, VVT units are not new.
Thank you