P1547
A/C System Performance Degraded
Severity
⚠️ MediumCan you drive?
Yes, but get it checked soon
Approx. repair cost
$17–111 (est.)
Symptoms
- Weak flow of cold air from the deflectors
- The air conditioner turns on with a delay
- Periodic shutdown of the air conditioning system
- Increased noise during compressor operation
Causes
- Low refrigerant level in the system
- Air conditioning compressor malfunction
- Clogged condenser or evaporator
- Problems with pressure sensors in the system
- Compressor electromagnetic clutch malfunction
How to Fix
- Check refrigerant level and leaks
- Diagnose the operation of the air conditioning compressor
- Clean the condenser from dirt
- Check pressure sensors and their connections
- Test the compressor electromagnetic clutch