garajizOBD-II code · manufacturer-specific
B2459
Aux Heater Overheat Sensor Circuit Open
- System
- B — Body electronics
- Severity
- Critical (5/5)
- Can I keep driving?
- Stop driving
What does B2459 mean?
B2459 is defined as “Aux Heater Overheat Sensor Circuit Open”.
Stop when it is safe and don’t drive on; have the car towed to a shop.
Related codes
Look up another code
This page is general information; an exact diagnosis needs measurements and a technician’s check.