Suzuki Vitara (LY) 2016-2017 · Service Manual Automatic Type · Diagnostic Information and Procedures

Cool air comes out only at high speed

Precautions: Precautions for Diagnosing Trouble · General safety (00)

Condition Possible Cause Action
Cool air comes out only at high speed
Loose or broken compressor drive belt (petrol model)
Check compressor drive belt. icon 
Loose or broken generator drive belt (diesel model)
Check generator drive belt. icon 
Faulty compressor
Check compressor.
Clogged condenser
Check condenser. icon 
Insufficient charge of refrigerant
Check the amount of refrigerant and system for leakage.
Air in A/C system
Replace condenser, and then evacuate and charge A/C system with refrigerant. icon