P1286 — Accelerator Pedal Position Sensor Supply Voltage Too High

What Does P1286 Mean?

P1286 is a manufacturer-specific diagnostic trouble code: Accelerator Pedal Position Sensor Supply Voltage Too High. This code applies to DODGE, JEEP, PLYMOUTH, PONTIAC, BUICK 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 P1286

⚠️ Check Engine Light (MIL) illuminated
⚠️ Accelerator Pedal Position Sensor Supply Voltage Too High not functioning as expected
⚠️ Related system may be in fail-safe mode
⚠️ Reduced engine performance

Common Causes

🔍 Faulty Accelerator Pedal Position Sensor Supply Voltage Too High
🔍 Wiring or connector issue in Accelerator Pedal Position Sensor Supply Voltage Too High circuit
🔍 Related mechanical or electrical fault
🔍 ECM/PCM issue (rare)

Frequently Asked Questions

What does P1286 mean?

P1286 indicates: Accelerator Pedal Position Sensor Supply Voltage Too High. The vehicle's computer has detected that the Accelerator Pedal Position Sensor Supply Voltage Too High is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code P1286?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P1286 for extended periods may cause additional problems.

How much does it cost to fix P1286?

Repair costs for P1286 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 Accelerator Pedal Position Sensor Supply Voltage Too High and related wiring
🔧 Replace faulty Accelerator Pedal Position Sensor Supply Voltage Too High

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.

P1286: Accelerator Pedal Position Sensor Supply Voltage Too High