P1221 — Pedal Position Sensor 2 Range Performance Problem

What Does P1221 Mean?

P1221 is a manufacturer-specific diagnostic trouble code: Pedal Position Sensor 2 Range Performance Problem. This code applies to BMW, JAGUAR, BUICK, CADILLAC, CHEVY 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 P1221

⚠️ Check Engine Light (MIL) illuminated
⚠️ Pedal Position Sensor 2 Range not operating within expected parameters
⚠️ Reduced efficiency or performance of related system
⚠️ Reduced engine performance

Common Causes

🔍 Pedal Position Sensor 2 Range degraded or contaminated
🔍 Mechanical wear or binding in Pedal Position Sensor 2 Range
🔍 Incorrect Pedal Position Sensor 2 Range installed (wrong part number)
🔍 Related system mechanical issue affecting Pedal Position Sensor 2 Range readings

Frequently Asked Questions

What does P1221 mean?

P1221 indicates: Pedal Position Sensor 2 Range Performance Problem. The vehicle's computer has detected that the Pedal Position Sensor 2 Range is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code P1221?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P1221 for extended periods may cause additional problems.

How much does it cost to fix P1221?

Repair costs for P1221 typically range from $50 to $250, 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 clean Pedal Position Sensor 2 Range
🔧 Replace degraded Pedal Position Sensor 2 Range
🔧 Check for related mechanical issues affecting readings

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.

P1221: Pedal Position Sensor 2 Range Performance Problem