The Condenser/Radiator Fans Do Not Run At High Speed, But Both Fans Run At Low Speed (Without Climate Control)

The condenser/radiator fans do not run at high speed, but both fans run at low speed

Diagnostic Procedure:

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

2. Do the Radiator and A/C Condenser Fan High Speed Circuit Troubleshooting Radiator and A/C Condenser Fan High Speed Circuit Troubleshooting

Also check for:

- HVAC DTCs How to Troubleshoot the Heating and A/C Systems
- Powertrain DTCs Initial Inspection and Diagnostic Overview
- Poor or loose connections at the terminals