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P0238 — Turbocharger Boost Sensor A Circuit High

Boost sensor voltage above maximum.

Severity: MediumRepair: $50-$300Difficulty: Easy

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Common symptoms of P0238

Common causes of P0238

Repair cost & difficulty

Typical cost to fix P0238: $50-$300 · Difficulty: Easy

Pro tip: A disconnected boost sensor line causes a high reading (atmospheric pressure).

Vehicles commonly affected

Turbocharged vehicles

Related trouble codes

P0235P0236P0237

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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.