OBD-II code · generic
P05F9
Stop-Start Status Signal Circuit
- System
- P0 — Powertrain (generic)
- Severity
- Minor (2/5)
- Can I keep driving?
- Usually safe to drive
What does P05F9 mean?
P05F9 is defined as “Stop-Start Status Signal Circuit”.
You can usually keep driving, but have it checked soon so a small fault doesn’t become a bigger one.
Related codes
- P05FAStop-Start Status Signal Circuit Low
- P05F7Exhaust Aftertreatment Power Relay Control Circuit Stuck Off
- P05FBStop-Start Status Signal Circuit High
- P05F6Exhaust Aftertreatment Power Relay Control Circuit Stuck On
- P05F5Exhaust Aftertreatment Power Relay Control Circuit High
- P05F4Exhaust Aftertreatment Power Relay Control Circuit Low
Look up another code
This page is general information; an exact diagnosis needs measurements and a technician’s check.