P1882 — Engine Coolant Level Switch Circuit Short to Ground

What Does P1882 Mean?

P1882 is a manufacturer-specific diagnostic trouble code: Engine Coolant Level Switch Circuit Short to Ground. This code applies to FORD, LINCOLN, MERCURY, OTHER 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 P1882

⚠️ Check Engine Light (MIL) illuminated
⚠️ Engine Coolant Level Switch not functioning as expected
⚠️ Related system may be in fail-safe mode
⚠️ Reduced engine performance

Common Causes

🔍 Faulty Engine Coolant Level Switch
🔍 Wiring or connector issue in Engine Coolant Level Switch circuit
🔍 Related mechanical or electrical fault
🔍 ECM/PCM issue (rare)

Frequently Asked Questions

What does P1882 mean?

P1882 indicates: Engine Coolant Level Switch Circuit Short to Ground. The vehicle's computer has detected that the Engine Coolant Level Switch is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code P1882?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P1882 for extended periods may cause additional problems.

How much does it cost to fix P1882?

Repair costs for P1882 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 Engine Coolant Level Switch and related wiring
🔧 Replace faulty Engine Coolant Level Switch

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.

P1882: Engine Coolant Level Switch Circuit Short to Ground