garajizOBD-II code · manufacturer-specific
P1446
Evaporative Emission (EVAP) System Flow During Non-Purge Oldsmobile Only
- System
- P1 — Powertrain (manufacturer-specific)
- Severity
- Low (1/5)
- Can I keep driving?
- Usually safe to drive
What does P1446 mean?
P1446 is defined as “Evaporative Emission (EVAP) System Flow During Non-Purge Oldsmobile Only”.
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: Catalyst Temperature Circuit Short To Ground
- BMW: Diagnostic Module Tank Leakage DM-TL Pump Control Circuit Signal High
- Nissan: EVAP Canister Vent Control Valve Closed
- Citroen, Diğer, Peugeot: Evaporative Vac Solenoid Circuit Malfunction
- Mazda: Evaporative Vacuum Solenoid Circuit
- Kia: Leak Detection Module Solenoid Valve Circuit Fault
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This page is general information; an exact diagnosis needs measurements and a technician’s check.