DTC codes / Mazda codes / P1410
P1410 on Mazda vehicles indicates that the powertrain control module (PCM) has detected a fault in the EGR boost solenoid valve circuit, specifically that the valve is stuck and not responding to commanded changes. The PCM monitors the solenoid's electrical current and the resulting manifold pressure changes, and when the expected response is missing, it sets this code and illuminates the check engine light.
Guidance is general and written for Mazda vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.
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