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harness side. Is a resistance of less than 2 Ohms registered? CHECK the auxiliary climate control module using No LOCATE and RECTIFY the break in circuit VHA31A D3: CHECK GROUND CONNECTION FROM AUXILIARY CLIMATE CONTROL AIR OUTLET Ignition switch in position 0. 1 Measure the resistance between the auxiliary climate C4HA09-A, pin 2, circuit RHA27A (GY/BU), wiring 2 Is a resistance of less than 2 Ohms registered? GO to D5 . No GO to D4 . D4: CHECK CIRCUIT BETWEEN AUXILIARY CLIMATE CONTROL AIR OUTLET Disconnect Connector C3H101-R from auxiliary 1 Measure the resistance between the auxiliary climate C4HA09-A, pin 2, circuit RHA27A (GY/BU), wiring 2 Is a resistance of less than 2 Ohms registered? GO to D5 . No LOCATE and RECTIFY the break in circuit RHA27A D5: CHECK CIRCUIT BETWEEN AUXILIARY CLIMATE CONTROL AIR OUTLET Disconnect Connector C3H101-R from auxiliary 1 Measure the resistance between the auxiliary climate RHA27A (GY/BU), wiring harness side and ground. 2 Is a resistance of more than 10,000 Ohm measured?
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