TURBO Problem Disables AWD? (Acura RDX)

This 2007 Acura RDX at 210k miles is throwing a check engine light that DISABLES the All-Wheel-Drive system, and the owner wants it fixed. The only code set is: P2263-Turbocharger Boost System Performance Problem Lots of issues can cause this code... A secondary customer complaint is an intermittent NO-CRANK condition... Let s focus on the turbo system and see what the root cause of the issue is. THINK TOOL PROS: https://www.amazon.com/dp/B08XXWHQVJ?ref=exp_pinehollowautodiagnostics_dp_vv_d Enjoy! Ivan