OBD-II code · generic
P26AB
Engine Coolant Bypass Valve A Stuck/Open
- System
- P2 — Powertrain / emissions (generic)
- Severity
- Minor (2/5)
- Can I keep driving?
- Usually safe to drive
What does P26AB mean?
P26AB is defined as “Engine Coolant Bypass Valve A Stuck/Open”.
You can usually keep driving, but have it checked soon so a small fault doesn’t become a bigger one.
Related codes
- P26AAEngine Coolant Bypass Valve A Position Sensor Maximum Stop Performance
- P26ACEngine Coolant Bypass Valve B Control Circuit/Open
- P26A9Engine Coolant Bypass Valve A Position Sensor Stop/Minimum Stop Performance
- P26ADEngine Coolant Bypass Valve B Control Circuit Low
- P26A8Engine Coolant Bypass Valve A Position Sensor Circuit Intermittent/Erratic
- P26AEEngine Coolant Bypass Valve B Control Circuit High
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This page is general information; an exact diagnosis needs measurements and a technician’s check.