Active Grille Air Shutter “B” Control Circuit/Open
Ford · engine
Data confidence94%
Ford documents P05C1:49 (internal electronic failure) for its 2024-2025 gasoline-engine OBD monitor strategy as active grille air shutter “b” control circuit/open. This three-byte interpretation is application-specific and identifies the detected monitor condition rather than a confirmed failed component.
Recommended checks
Perform a full module scan
Review freeze-frame and occurrence data
Inspect relevant wiring and connectors
Check power supplies and grounds
Compare commanded and measured values
Check applicable OEM service information
Applies toFord gasoline-engine OBD applications|2024-2025 model years
P05C1:4B
Active Grille Air Shutter Module “B” Over Temperature
Ford · engine
Data confidence94%
Ford documents P05C1:4B for its 2024-2025 gasoline-engine OBD monitor strategy as active grille air shutter module “b” over temperature. This three-byte interpretation is application-specific and identifies the detected monitor condition rather than a confirmed failed component.
Recommended checks
Perform a full module scan
Review freeze-frame and occurrence data
Compare commanded and measured values
Check applicable OEM service information
Applies toFord gasoline-engine OBD applications|2024-2025 model years
P05C1:A1
Active Grille Air Shutter “B” Supply Voltage Circuit Low
Ford · engine
Data confidence94%
Ford documents P05C1:A1 for its 2024-2025 gasoline-engine OBD monitor strategy as active grille air shutter “b” supply voltage circuit low. This three-byte interpretation is application-specific and identifies the detected monitor condition rather than a confirmed failed component.
Recommended checks
Perform a full module scan
Review freeze-frame and occurrence data
Inspect relevant wiring and connectors
Check power supplies and grounds
Compare commanded and measured values
Check applicable OEM service information
Applies toFord gasoline-engine OBD applications|2024-2025 model years
Powertrain: engine, transmission and driveline systems.
0
Generic SAE-standard code: same meaning on every make.
5C1
Specific fault index within the subsystem.
Frequently asked questions about P05C1
What does P05C1 mean?
Diagnostic Trouble Code (3 variants). Ford documents P05C1:49 (internal electronic failure) for its 2024-2025 gasoline-engine OBD monitor strategy as active grille air shutter “b” control circuit/open. This three-byte interpretation is application-specific and identifies the detected monitor condition rather than a confirmed failed component.
Is P05C1 generic or manufacturer-specific?
P05C1 exists both as a generic OBD-II code (same meaning on every make) and with 1 manufacturer-specific interpretation(s): Ford. Always read it in the context of your vehicle.
Can TuningBot remove P05C1 at file level?
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
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