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P1169: HO2S11 Label Circuit High Voltage Fault Bank 1 Sensor 1

ACURA HONDA INFINITI MAZDA FORD LINCOLN MERCURY OTHER
Severity
Medium
System
Manufacturer-Specific Powertrain
Last reviewed: Last updated:

Methodology: We combine code standards with complaint and reliability patterns, then review for clear, vehicle-first diagnosis steps.

Sources: SAE/OBD-II definitions, manufacturer service information, and public reliability reports (including NHTSA where applicable).

Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.

What Does P1169 Mean?

P1169 is a manufacturer-specific diagnostic trouble code: HO2S11 Label Circuit High Voltage Fault Bank 1 Sensor 1. This code applies to ACURA, HONDA, INFINITI, MAZDA, FORD vehicles. Unlike generic OBD-II codes, manufacturer-specific codes are defined by the vehicle maker and may only apply to certain makes and models.

Symptoms of P1169

Common Causes

Frequently Asked Questions

What does P1169 mean?
P1169 indicates: HO2S11 Label Circuit High Voltage Fault Bank 1 Sensor 1. The vehicle's computer has detected that the HO2S11 Label is not operating within its expected parameters and stored this diagnostic trouble code.
Can I drive with code P1169?
You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P1169 for extended periods may cause additional problems.
How much does it cost to fix P1169?
Repair costs for P1169 typically range from $20 to $300, depending on the root cause. Simple wiring or connector repairs are on the lower end, while component replacement costs more. A proper diagnosis ($80–$150 at most shops) will identify the exact cause before committing to expensive parts.

What To Do Next

Possible Fixes

  • 🔧 Inspect and repair HO2S11 Label wiring for short to voltage
  • 🔧 Clean or replace corroded HO2S11 Label connector
  • 🔧 Replace faulty HO2S11 Label
  1. 1
    Find your vehicle above

    Click your make and model for real owner reports and common causes specific to your vehicle.

  2. 2
    Check for recalls

    Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.

  3. 3
    Get a professional diagnosis

    A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

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