ÉCU light - OBD2 message (what is this)

01-26-2020, 02:42 PM

#2

Nabzie

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W204

Quote:

Originally Posted by Nabzie

Hi guys,

i am buying this 2010 c200 model but there’s a light that shows the following message on OBD2. what is this?

P0546
Exhaust Gas
Temperature sensor
circuit high bank 1
sensor 1

Cheers

also just to add, the owner said that it needs a new ÉCU module and that is why the motor light is on. I don’t know how much it costs and if it’s worth buying a car for 8k.

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