What causes the P0058 code?

Failed HO2S Heater Control Circuit High (Bank 2 Sensor 2) component; Corroded wiring harness specific to Ford models; Signal interference or low battery voltage.

How to fix the P0058 code?

Perform a full diagnostic scan and check live data. Inspect the wiring for Ford-specific corrosion issues. Replace the component with a genuine OEM part.

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Ford

🔴 High

P0058

FORD P0058 HO2S Heater Control Circuit High (Bank 2 Sensor 2)

The P0058 fault on your Ford indicates a FORD P0058 HO2S Heater Control Circuit High (Bank 2 Sensor 2). Excessive voltage detected in the circuit, which usually points to a short-to-power or a failing component with excessive internal resistance.

Brand

Ford

Fault Code

P0058

Severity

🔴 High

Models

Focus, Fiesta, Mondeo, S-Max, C-Max, Kuga, Ranger

🛠️ Diagnostic Overview

Difficulty Level

🛠️🛠️ Medium (Moderate)

Estimated Time

⏱️ 1-2 Hours

🧰 Required Tools

✓ Digital Multimeter
✓ Socket Wrench & Hand Tools
✓ Electrical Contact Cleaner Spray

⚠️ Possible Causes

• Failed HO2S Heater Control Circuit High (Bank 2 Sensor 2) component
• Corroded wiring harness specific to Ford models
• Signal interference or low battery voltage.

🔧 Recommended Fixes

→ Perform a full diagnostic scan and check live data. Inspect the wiring for Ford-specific corrosion issues. Replace the component with a genuine OEM part.

🔴 This is a high-priority fault. Have the vehicle inspected by a qualified technician as soon as possible.

🚗 Commonly Affected Vehicles