Mercedes C200 KOMP Model 203.042 - ECU Engine management report

[PaulUK2021]

Dear all, new to this forum, advance thank you, I would be sincerely utmost grateful and thankful if anyone one share what the following report means and how critical each point is? (after the MOT passed), also, my car central locking /remote control key alarm is not always locking, I had my battery replaced in mid Feb'2021, my Mercedes C200 KOMP (year 2004) Model 203.042 produced a ECU Engine management report as follows:
Mercedes C200 KOMP
Vehicle software version: V49.41
EML ENGINE MANAGEMENT

=ECM Engine Control Module (ME)
-P2009-002 M16(throttle valvue actuator) Actual Potentiometer, Return Spring [P0120] - Current and stored
-P201C-001 Selfadaptation of Mixture Formation, The Mixture is Too rich in the part Load range [P0172] - Stored
-P2047-001 Secondary Air Injection: Malfunction (Function Chain), Air Flow Is too Low [P0410] - stored
-P2046-001 G3/2(O2 Sensor Upstream of TWC), Sensor Signal Is implausible. [P0130] - stored
-P2046-008 G3/2(O2 Sensor uptstream of KAT), Fault in O2-sensor Signal because O2 sensor Heater swtiched on or off [P0130] - stored
-P203F-008 G3/2 (O2 Sensor upstream of TWC), short circuit to positive-stored
=EIS Electronic Ignition switch/KG-Keyless Go(Special Equipment)
-B1003 Communication fault with control unit N26/5(Electric steering lock control module) - stored
-Event B1006 Central Locking: play protection is active - stored

 

[Wighty]

Not sure if this is the correct action , but if it were me (as you have a note of the faults) I would delete them all and see if they come back .