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engine light P042812 Cat temp sensor fault m276

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Old Feb 20, 2021 | 03:33 PM
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dharmy
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SL350
Exclamation engine light P042812 Cat temp sensor fault m276
Hi I have a SL350 R231

I took the car for MOT and the check engine light came on, plugged in icarsoft gave me an " Error P042812 Temperature Sensor 1 Catalytic Convertor (cylinder bank1) has a short circuit to positive. There is a short circuit to positive." and anther fault for the other sensor in bank 2

i have checked wiring loom connectors that are visible all look fine, does anybody have a diagram that shows the temperature sensors?
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