Diesel Data: Automotive Repair

The A/C Clutch And The Condenser/Radiator Fans Are Inop, But The Blower And Heater Controls Work (W/ Climate Control)




The A/C compressor clutch and the A/C condenser/radiator fans are inoperative, but the blower and heater controls work ('10-12 models)

Probable cause: A/C pressure sensor circuit malfunction

Do the A/C pressure sensor troubleshooting:

A/C pressure sensor circuit low voltage DTC Troubleshooting

A/C pressure sensor circuit high voltage DTC Troubleshooting

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

Also Check for

B-CAN

Also Check for

U-codes, loss of communication

Also Check for

Climate control DTCs How to Troubleshoot the Climate Control System (With Climate Control)

Also Check for

Powertrain DTCs

Also Check for

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

Also Check for

Poor or loose connections at the terminals