OBD-II code · Powertrain (generic, extended)
P2C77 Active Grille Air Shutter D Control Circuit Range/Performance
The control circuit of active grille air shutter D reports a range/performance condition. Actuator response or current draw outside calibration.
Is it safe to drive with P2C77?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyActuator response slower than expected
- PossibleHigh-resistance contact in connector
- Less likelySensor element aged beyond calibration window
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 0.5–3 h
- Emissions test
- Usually unaffected
- Parts involved
- Active Grille Shutter D, Wiring Harness, Ecm
Related codes
- P2C74Active Grille Air Shutter C Control Circuit Range/Performance
- P2C75Active Grille Air Shutter Module C Over Temperature
- P2C76Active Grille Air Shutter D Stuck On
- P2C78Active Grille Air Shutter Module D Over Temperature
- P2C79NOx Adsorber - Sulfur Limit Exceeded
- P2C7ASCR NOx Catalyst Efficiency Below Threshold Bank 1 Catalyst 2
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.