Diesel Data: Automotive Repair

The A/C Compressor Clutch and the A/C Condenser/Radiator Fans Are Inoperative, But the Blower and Heater Controls Work (C/C)




The A/C compressor clutch and the A/C condenser/radiator fans are inoperative, but the blower and heater controls work

Probable cause: A/C pressure sensor circuit malfunction

Do the A/C signal circuit troubleshooting A/C Signal Circuit Troubleshooting (With Climate Control)

Troubleshoot the A/C pressure sensor circuit

NOTE: The A/C pressure sensor can malfunction without setting a DTC

Also check for

Climate control DTCs How To Troubleshoot The Climate Control System

Also check for

Powertrain DTCs, '07-09 models Initial Inspection and Diagnostic Overview, '10 model Initial Inspection and Diagnostic Overview

Also check for

Poor or loose connections at the terminals

Also check for

A/C signal circuit problem in the PCM, '07-09 model, '10 model A/C Signal Circuit Troubleshooting