Volkswagen Passat 10 plate, 2.0L TDI with code P0234 and more

Question

ive got engine management light issues, recently replaced the turbo actuator and the maf sensor, currently getting fault codes, p0101, p2196, p0238, p0236, p0234. any ideas what could be causing the problem? or the best way to approach the repair?

Answer 1

P0234 VOLKSWAGEN - Turbo/Super Charger Overboost Condition
Read more: https://www.autocodes.com/p0234_volkswagen.html

P0101 VOLKSWAGEN - Mass or Volume Air Flow Circuit Range/Performance Problem
Read more: https://www.autocodes.com/p0101_volkswagen.html

P2196 VOLKSWAGEN - O2 Sensor Signal Stuck Rich Bank 1 Sensor 1
Read more: https://www.autocodes.com/p2196_volkswagen.html