P1123 — Throttle Position Sensor In Range But Higher Than Expected

What Does P1123 Mean?

P1123 is a manufacturer-specific diagnostic trouble code: Throttle Position Sensor In Range But Higher Than Expected. This code applies to FORD, LINCOLN, MERCURY, OTHER, VOLKSWAGEN 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 P1123

⚠️ Check Engine Light (MIL) illuminated
⚠️ Throttle Position Sensor In Range But Higher Than Expected not functioning as expected
⚠️ Related system may be in fail-safe mode
⚠️ Reduced engine performance

Common Causes

🔍 Faulty Throttle Position Sensor In Range But Higher Than Expected
🔍 Wiring or connector issue in Throttle Position Sensor In Range But Higher Than Expected circuit
🔍 Related mechanical or electrical fault
🔍 ECM/PCM issue (rare)

Frequently Asked Questions

What does P1123 mean?

P1123 indicates: Throttle Position Sensor In Range But Higher Than Expected. The vehicle's computer has detected that the Throttle Position Sensor In Range But Higher Than Expected is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code P1123?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P1123 for extended periods may cause additional problems.

How much does it cost to fix P1123?

Repair costs for P1123 typically range from $80 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 Throttle Position Sensor In Range But Higher Than Expected and related wiring
🔧 Replace faulty Throttle Position Sensor In Range But Higher Than Expected

1
Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
2
Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

P1123: Throttle Position Sensor In Range But Higher Than Expected