2003 Mercedes-Benz CLK500 Q&A

2003 Mercedes-Benz CLK500 Question: My check engine light is on and the codes were P0102 and P0221

P0102 is MAF Circuit Low Input and P0221 is Throttle/Petal Position Sensor/Switch B Circuit Low Input If I replace the MAF sensor would the other code P0221 possible be fixed as well (clean the throttle body inside). I think the MAF sensor may not have been seated well and leaked air possibly got some dirt inside the throttle body -
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