C1199 — ABS Inlet Valve Coil LF Circuit Open

What Does C1199 Mean?

C1199 is a diagnostic trouble code indicating: ABS Inlet Valve Coil LF Circuit Open. This code relates to the manufacturer-specific chassis system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of C1199

⚠️ Check Engine Light (MIL) illuminated
⚠️ No signal from ABS Inlet Valve Coil LF
⚠️ Related system defaulting to backup values
⚠️ ABS or traction control warning light

Common Causes

🔍 Broken wire in ABS Inlet Valve Coil LF circuit
🔍 Disconnected ABS Inlet Valve Coil LF electrical connector
🔍 ABS Inlet Valve Coil LF internal open circuit failure
🔍 Corroded terminal pins preventing electrical contact

Frequently Asked Questions

What does C1199 mean?

C1199 indicates: ABS Inlet Valve Coil LF Circuit Open. The vehicle's computer has detected that the ABS Inlet Valve Coil LF is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code C1199?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with C1199 for extended periods may cause additional problems.

How much does it cost to fix C1199?

Repair costs for C1199 typically range from $30 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

🔧 Locate and repair broken wire in ABS Inlet Valve Coil LF circuit
🔧 Replace damaged ABS Inlet Valve Coil LF connector
🔧 Replace ABS Inlet Valve Coil LF if internally open

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.

C1199: ABS Inlet Valve Coil LF Circuit Open