C1198 Code: ABS Inlet Valve Coil LF Circuit Failure
🟠 Moderate severity · drivable
Drivable — standard brakes still work — but ABS is disabled, so drive cautiously and fix it soon.
What C1198 means
The ABS inlet valve coil for the left-front wheel has a circuit fault. This valve controls brake pressure to the left-front wheel during ABS operation.
Symptoms
- ABS warning light on
- ABS disabled (no pulsing during hard stops)
- Possible longer stopping distance in emergency stops
Common causes
- most common: Faulty ABS valve solenoid
- common: Damaged wiring or connector
- less common: Faulty ABS control module
How to fix it
| Fix | DIY? | Typical cost |
|---|---|---|
| Repair damaged valve wiring | Mechanic | $50–150 |
| Replace the ABS hydraulic unit or control module | Mechanic | $400–1200 |
Frequently asked questions
Can I drive with a C1198 code?
Yes, regular brakes still work, but ABS is disabled. Drive cautiously.
What is the most common cause of C1198?
A faulty ABS valve solenoid in the hydraulic unit.
How much does it cost to fix a C1198?
$50–$150 for wiring, or $400–$1,200 for a hydraulic unit.
Related codes
C1199
C1199 Code: ABS Inlet Valve Coil LF Circuit Open
C1200C1200 Code: ABS Inlet Valve Coil LF Circuit Short to Battery
C1095C1095 Code: ABS Hydraulic Pump Motor Circuit Failure
Updated 2026-08. This page is informational and not a substitute for professional diagnosis.