Checking Rear Temperature Decrease

WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.

Rotate the rear air control (rear) temperature control dial counterclockwise to maximum cold.
Check for cold air at appropriate discharge air outlets.

If NG, listen for sound of air mix door motor operation. If OK, go to trouble diagnosis procedure for Component Function Check . If air mix door motor appears to be malfunctioning, go to Diagnosis Procedure .

If OK, continue with next check.