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P0390 — Camshaft Position Sensor B Circuit (Bank 2)

Bank 2 exhaust CMP sensor circuit fault.

Severity: HighRepair: $50-$300Difficulty: Medium

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Common symptoms of P0390

Common causes of P0390

Repair cost & difficulty

Typical cost to fix P0390: $50-$300 · Difficulty: Medium

Pro tip: Check wiring and connector.

Vehicles commonly affected

V6/V8 with dual-cam VVT

Related trouble codes

P0345P0391P0392

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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.