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After resitting the the engine signal gone but after three days it lights again
What can I do in this case

Vehicle: 2001, Mercedes Benz, S320, 6 cylinder

1 Answer

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Hi there,

The code P0410 points to an issue with the secondary air injection system. Here is a list of possible causes. 

P0410 MERCEDES-BENZ - Secondary Air Injection System Malfunction

Read more: https://www.autocodes.com/p0410_mercedes-benz.html

The code P0420 points to an issue with the catalytic converter bank 1. Here is a list of possible causes. 

P0420 MERCEDES-BENZ - Catalyst System Efficiency Below Threshold Bank 1

Read more: https://www.autocodes.com/p0420_mercedes-benz.html

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