P2C77
Active Grille Air Shutter D Control Circuit Range/Performance
P2C77 is an OBD-II diagnostic trouble code meaning: Active Grille Air Shutter D Control Circuit Range/Performance. Common causes: open or short circuit in control circuit, damper motor malfunction. Estimated repair cost: $17–89.
Symptoms
- Check Engine Light Is On
- Deterioration of aerodynamics at high speeds
- Increased fuel consumption
- Unstable operation of the cooling system
- Noise when the damper operates
Causes
- Open or short circuit in control circuit
- Damper motor malfunction
- Jamming of the damper mechanism
- Connector or wiring problems
- Engine control unit malfunction
How to Fix
- Check the integrity of the control circuit
- Inspect the damper mechanism for jamming
- Check the condition of connectors and wiring
- Test the damper motor
- If necessary, replace faulty components
Related codes
Error P2C77 by Vehicle Brand
FAQ
What does the P2C77 code mean?
P2C77 is an OBD-II diagnostic trouble code that indicates: Active Grille Air Shutter D Control Circuit Range/Performance
What causes a P2C77 error code?
The most common causes of P2C77 include: Open or short circuit in control circuit; Damper motor malfunction; Jamming of the damper mechanism; Connector or wiring problems.
How do I fix a P2C77 diagnostic trouble code?
To fix P2C77: Check the integrity of the control circuit. Inspect the damper mechanism for jamming. Check the condition of connectors and wiring. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2C77?
Yes, but get it checked soon
How much does it cost to fix P2C77?
The estimated repair cost for P2C77 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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