OBD2 Car ScannerWhat does C1898 mean?
C1898 stands for Steering VAPS II Circuit Loop Open. A chassis module has found a fault in a system like ABS, traction or stability control, steering or suspension.
Chassis codes cover the ABS, traction control, steering and suspension. When the car's computer sees a reading outside its normal range, it stores this code and may turn on a warning light on the dashboard.
Common causes
- Faulty or dirty wheel speed sensor
- Damaged sensor wiring
- Low brake fluid
- Faulty ABS pump or module
What to do
- Read all stored and pending codes with a scanner. Several codes together often point to one cause.
- Note the freeze frame data (speed, temperature, load) recorded when the code was set.
- Inspect the wiring and connectors of the part named in the code for damage, corrosion or looseness.
- Fix the most likely and cheapest cause first, then clear the code and drive to see if it comes back.
Read this code from your own car
Plug in a cheap ELM327 adapter and the app shows every fault code, what it means and how to fix it.
Frequently asked questions
What does C1898 mean?
C1898 means “Steering VAPS II Circuit Loop Open”. It belongs to the chassis system group: A chassis module has found a fault in a system like ABS, traction or stability control, steering or suspension.
Is it safe to drive with C1898?
Avoid driving long distances. This kind of fault can cause damage or affect safety, so get it checked as soon as possible.
How do I clear C1898?
Fix the cause, then clear the code with an OBD2 scanner or app. If the fault is still there, the code will come back.
Related codes
- C1894Air Suspension LR Height Sensor Circuit Open
- C1895Air Suspension LR Height Sensor Circuit Short To Battery
- C1896Air Suspension LR Height Sensor Circuit Short To Ground
- C1897Steering VAPS II Circuit Loop Failure
- C1899Steering VAPS II Circuit Loop Short To Battery
- C1900Steering VAPS II Circuit Loop Short To Ground
- C1901Ride Control RR Shock Actuator Circuit Failure
- C1902Ride Control RR Shock Actuator Circuit Open
Code meanings can vary by manufacturer. This page is general guidance, not a repair manual. Always confirm the cause before replacing parts.