Description

In this circuit, the compressor receives a refrigerant compression demand signal from the air conditioning amplifier.

Based on this signal, the compressor changes the degree of refrigerant compression.

DTC No.

DTC Detection Condition

Trouble Area

B1451/51

Open or short in solenoid of externally changeable compressor circuit

• Compressor and pulley

• Harness and connector between air conditioning amplifier and compressor and pulley

• Air conditioning amplifier

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

Don't pay hundreds of dollars to find out what is wrong with your car. This book is dedicated to helping the do it yourself home and independent technician understand and use OBD-II technology to diagnose and repair their own vehicles.

Get My Free Ebook


Post a comment