garajizOBD-II code · manufacturer-specific
P1439
A/C Refrigerant Temperature Circuit High
- System
- P1 — Powertrain (manufacturer-specific)
- Severity
- Low (1/5)
- Can I keep driving?
- Usually safe to drive
What does P1439 mean?
P1439 is defined as “A/C Refrigerant Temperature Circuit High”.
You can usually keep driving, but have it checked soon so a small fault doesn’t become a bigger one.
Manufacturer-specific meanings
The same code can mean something different on some makes.
- Volkswagen: EGR Valve Position Sensor Adaptation At Limit
- Mazda: Floor Temp Switch Circuit
- Citroen, Diğer, Peugeot: Floor Temperature Switch Circuit Malfunction
- BMW: Purge Control Valve Control Circuit Signal Low
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This page is general information; an exact diagnosis needs measurements and a technician’s check.