Condenser/Radiator Fans Don't Run at Low Speed With A/C On, Blower/Heater Controls Work Normally (Without Climate Control)

The condenser/radiator fans do not run at low speed with the A/C on, but the blower and heater controls work normally

Diagnostic Procedure:

1. Probable cause: Condenser/radiator fan low speed circuit malfunction

2. Do the radiator and A/C condenser fan low speed circuit troubleshooting Radiator and A/C Condenser Fan Low Speed Circuit Troubleshooting

Also check for:

- HVAC DTCs How to Troubleshoot the Heating and A/C Systems
- Powertrain DTCs Initial Inspection and Diagnostic Overview
- Blown fuse No. 5 (20 A) in the under-hood fuse/relay box
- Poor ground at G302
- Poor or loose connections at the terminals