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jakob_werner1

Estima exhaust back pressure sensor issue

Experiencing warning light on my 2005 Toyota Estima diesel, reduced power, smoke during acceleration, and strong exhaust smell at 54584 km. Suspect diesel particulate filter exhaust pressure too low. Could it be a defective exhaust back pressure sensor?

4 comment(s)

antoniaberger1

Hey, that sounds rough! I had something similar happen with my old Renault Scenic. Kept getting a warning light and the engine felt like it was choking. Did you notice if it was worse when the engine was cold?

jakob_werner1 (Author)

Symptoms seem more pronounced during cold starts. Could you elaborate on your experience with the Renault Scenic and how it relates to the issues I'm encountering?

antoniaberger1

Yeah, cold starts were the worst. Eventually, I took it to a workshop, and they confirmed it was a faulty sensor messing with the emission control system. Honestly, just get it checked. Could save you a headache!

jakob_werner1 (Author)

Took it to the workshop. Diagnosis confirmed a defective exhaust back pressure sensor, which was replaced at a cost of 245€. Issues are now resolved.

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