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Honda Civic Si Problems

Check Engine Light With O2 Sensor Fault Code on Honda Civic Si

Problem Description and Possible Solution

On certain models the Powertrain Control Module (PCM) can misinterpret the secondary oxygen sensor data and set a false Check Engine Light. A software update from Honda is needed for this issue.

(5 people reported this problem)

Honda Civic Si Vehicles With This Problem

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Average mileage: (–)
3 model years affected: 2004, 2005, 2006
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