garajizOBD-II code · manufacturer-specific
B2458
Aux Heater Overheat Sensor Circuit Short to Ground
- System
- B — Body electronics
- Severity
- Critical (5/5)
- Can I keep driving?
- Stop driving
What does B2458 mean?
B2458 is defined as “Aux Heater Overheat Sensor Circuit Short to Ground”.
Stop when it is safe and don’t drive on; have the car towed to a shop.
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This page is general information; an exact diagnosis needs measurements and a technician’s check.