Operation CHARM: Car repair manuals for everyone.

A/C - Heater Air Output Is Not Warm Enough: Overview

Classification: HA02-002C

Reference: NTB02-047C

Date: March 7, 2007

2002 - 2006 ALTIMA; POOR HEATER PERFORMANCE

This bulletin has been amended. The Applied Vehicles and Service Procedure sections have been changed. Please discard all previous versions.

APPLIED VEHICLEs:
2002 - 2006 Altima (L31)

IF YOU CONFIRM

Air from the heater on an Applied Vehicle:

^ Takes a long time to warm up after an engine cold start, or

^ Output air cools down and is not warm enough while the engine is at idle, or

^ Output air is not warm enough at any engine speed,

ACTIONS:





Refer to the DIAGNOSTIC FLOWCHART shown above to determine the course of repair.

That course may include all or some of the following:

^ Coolant Mixture Inspection procedure.

^ Coolant Mixture Correction procedure.

^ Cooling System Bleed Procedure.

IMPORTANT:
The purpose of "ACTIONS" (above) is to give you a quick idea of the work you will be performing. You MUST closely follow the entire Service Procedure as it contains information that is essential to successfully completing this repair.





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