Tag
#temperature sensor
3 posts in Car Diagnostics blog about "temperature sensor" — OBD-II diagnostics, DTC codes, repair. ← All posts
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P0071 to P0073: ambient air temperature sensor and the systems that trust it
A cheap sensor in the front bumper feeds the climate control, the ice warning and sometimes the engine. When it lies, several unrelated things misbehave at once.
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Fuel consumption is up: telling normal variation from a real fault in ten minutes
Consumption depends on season, driving style, and route — and those three explain up to 30 % of the difference. How to filter out normal variation, and the three parameters that answer the question.
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P0113 and P0118: temperature sensors — cheap parts that cost you fuel
A sensor costing a few dollars can raise consumption by a third, ruin starting, and break the cooling fan. The two most important temperature sensors, and why their failures are so easy to miss.