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P0405 — EGR Sensor A Circuit Low

EGR valve position sensor reading too low.

Severity: MediumRepair: $50-$400Difficulty: Medium

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Common symptoms of P0405

Common causes of P0405

Repair cost & difficulty

Typical cost to fix P0405: $50-$400 · Difficulty: Medium

Pro tip: Clean the EGR valve and sensor area.

Vehicles commonly affected

All makes

Related trouble codes

P0404P0406

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ScanFixAI is a diagnostic aid, not a substitute for professional repair. Cost estimates are typical ranges and vary by vehicle and region.