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P05C1
Active Grille Air Shutter Module B Over Temperature
Generic · engine
Data confidence
65%
The control module detected that the Active Grille Air Shutter Module B temperature exceeded its permissible limit.
TuningBot DTC Database · v4.37.14
P05C1 Diagnostic Trouble Code (3 variants)
Generic (OBD-II) interpretation + 1 manufacturer-specific in the TuningBot DTC database.
P · PowertrainEngineOBD2
Brand pages:
Ford
FordGeneric (OBD-II) interpretation
Manufacturer-specific interpretations
Ford
3 interpretations
P05C1:49
Active Grille Air Shutter “B” Control Circuit/Open
Ford · engine
Data confidence
94%
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 to
Ford gasoline-engine OBD applications|2024-2025 model years
P05C1:4B
Active Grille Air Shutter Module “B” Over Temperature
Ford · engine
Data confidence
94%
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 to
Ford gasoline-engine OBD applications|2024-2025 model years
P05C1:A1
Active Grille Air Shutter “B” Supply Voltage Circuit Low
Ford · engine
Data confidence
94%
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 to
Ford gasoline-engine OBD applications|2024-2025 model years
Related and nearby codes
How to read P05C1
P
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). The control module detected that the Active Grille Air Shutter Module B temperature exceeded its permissible limit.
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 and, where the ECU needs it, corrects the checksum too. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
Other file services
Understand the system behind this code: Diagnostic Strategy and DTC Logic