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P1450

Unable To Bleed Up Fuel Tank Vacuum

P1450 is described as “Unable To Bleed Up Fuel Tank Vacuum” in the Generic OBD2 reference. Other reference families are shown below; select the scope relevant to your vehicle.

Manufacturer reference family

BMW: P1450

en

Diagnostic Module Tank Leakage (DM-TL) Switching Solenoid Open Circuit; Diagnostic Module Tank Leakage (DM-TL) Switching Solenoid Control Open Circuit

Reference namespace
bmw
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Related catalog brands: BMW.

10 profiles assigned this reference family
Manufacturer reference family

Chrysler: P1450

en

EGR Throttle Governor; Inability of Evaporative Emission Control System to Bleed Fuel Tank

tr

EGR Gaz Kelebeği Valisi; Buharlaştırılmış Emisyon Kontrol Sisteminin Boşaltılmış Yakıt Tankına Kaçınılmazlığı

Reference namespace
chrysler
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Related catalog brands: Chrysler.

5 profiles assigned this reference family
Manufacturer reference family

Ford: P1450

en

Unable To Bleed Up Fuel Tank Vacuum Edge Products 1080 S. Depot Dr. Ogden, UT 84404 888-360-3343 www.edgeproducts.com Ford DTC Codes 16; Unable To Bleed Up Fuel Tank Vacuum

Reference namespace
ford
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Related catalog brands: Ford.

28 profiles assigned this reference family

4 more related profiles are listed in the vehicle directory.

Manufacturer reference family

GM: P1450

en

Barometric Pressure Sensor Circuit

Reference namespace
gm
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Manufacturer reference family

Jaguar / Land Rover: P1450

en

Unable to bleed up fuel tank vacuum

Reference namespace
jaguar-land-rover
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Related catalog brands: Land Rover, Jaguar.

42 profiles assigned this reference family

18 more related profiles are listed in the vehicle directory.

Manufacturer reference family

Lincoln: P1450

en

Inability of Evaporative Emission Control System to Bleed Fuel Tank

Reference namespace
lincoln
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Manufacturer reference family

Mazda: P1450

en

Unable To Bleed Up Fuel Tank Vacuum; EVAP Control System Fault

Reference namespace
mazda
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Related catalog brands: Mazda.

7 profiles assigned this reference family
Manufacturer reference family

Mercedes-Benz: P1450

en

Unable to Bleed Up Fuel Tank Vacuum

Reference namespace
mercedes-benz
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Related catalog brands: Mercedes-Benz.

13 profiles assigned this reference family
Manufacturer reference family

Mercury: P1450

en

Inability of Evaporative Emission Control System to Bleed Fuel Tank

Reference namespace
mercury
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Manufacturer reference family

Dodge / Mitsubishi: P1450

en

Unable To Bleed Up Fuel Tank Vacuum

Reference namespace
mitsubishi
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Related catalog brands: Mitsubishi, Dodge.

31 profiles assigned this reference family

7 more related profiles are listed in the vehicle directory.

Manufacturer reference family

Infiniti / Nissan: P1450

en

Unable To Bleed Up Fuel Tank Vacuum

Reference namespace
nissan
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Related catalog brands: Nissan, Infiniti.

62 profiles assigned this reference family

38 more related profiles are listed in the vehicle directory.

Generic OBD2

Generic OBD2: P1450

en

Unable To Bleed Up Fuel Tank Vacuum

Reference namespace
obd2
Source revision
legacy-2.2.20

Generic OBD2 definition; confirm the protocol and vehicle-specific service information.

Manufacturer reference family

Oldsmobile: P1450

en

Inability of Evaporative Emission Control System to Bleed Fuel Tank

Reference namespace
oldsmobile
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Manufacturer reference family

Belgee / Geely / Proton: P1450

en

Unable To Bleed Up Fuel Tank Vacuum

Reference namespace
proton
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Related catalog brands: Belgee, Geely, Proton.

5 profiles assigned this reference family
Manufacturer reference family

Saab: P1450

en

A/C Relay, Control Module Output Low, Open Or Short To Ground

Reference namespace
saab
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Manufacturer reference family

Chevrolet / Citroen / General Motors / Opel / Peugeot: P1450

en

Unable to bleed up fuel tank vacuum

Reference namespace
stellantis-psa
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Related catalog brands: Chevrolet, Opel, Citroen, General Motors, Peugeot.

35 profiles assigned this reference family

11 more related profiles are listed in the vehicle directory.

Manufacturer reference family

Suzuki: P1450

en

Barometric Pressure Sensor Too Low Or Too High

Reference namespace
suzuki
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Related catalog brands: Suzuki.

6 profiles assigned this reference family
Manufacturer reference family

Audi / Jetta / MAN / Seat / Skoda / Volkswagen: P1450

de

Barometric Pressure Sensor Circuit; Sec. Air Inj. Sys. Circ Short to B +

en

Barometric Pressure Sensor Circuit; Sec. Air Inj. Sys. Circ Short to B +

Reference namespace
vag
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Related catalog brands: Skoda, Volkswagen, Audi, Seat, MAN, Jetta.

56 profiles assigned this reference family

32 more related profiles are listed in the vehicle directory.

Manufacturer reference family

Polestar / Volvo: P1450

en

Sec. Air Inj. Sys. Circ Short to B +

Reference namespace
volvo
Source revision
legacy-oem-dtc-r2-20260924

Reference family assigned by the production catalog. An entry in this family is not proof of a fault or ECU support on every listed vehicle.

Related catalog brands: Polestar, Volvo.

12 profiles assigned this reference family

What should I check before using this definition?

Keep the full code, module, status and freeze-frame data. Confirm the vehicle’s make, model, year and current manufacturer service information before choosing a repair. This entry does not identify a failed part by itself.

Organize a scan report or recording
Source and applicability

OBD Lens production library legacy-owner-2026-10-09-v81. This is a scoped technical reference, not a scan of your car. A catalog relationship does not certify that every ECU, year or engine returns the same signal or code definition.

Read the reference method

OBD Lens reference library · catalog legacy-owner-2026-10-09-v81. Sources and scope