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P0697 — Sensor Reference Voltage C Circuit Open

Third 5V sensor reference circuit has a fault.

Severity: HighRepair: $50-$1,000Difficulty: Advanced

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Common symptoms of P0697

Common causes of P0697

Repair cost & difficulty

Typical cost to fix P0697: $50-$1,000 · Difficulty: Advanced

Pro tip: Same diagnosis approach as P0641 but for circuit C.

Vehicles commonly affected

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Related trouble codes

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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.