Operation CHARM: Car repair manuals for everyone.

As of M.Y. 1997




Air Conditioning (A/C)

Models 129 as of MY 1997

Function Test [11]

Preparation for Test




1. Check condition of fuses.
2. Check in-car temperature sensor aspirator blower by placing a small piece of paper (arrow) approximately �" square over in-car temperature sensor (B10/4) vent grille with ignition ON . If there is sufficient ventilation the paper will remain on the vent grille, if not check aspirator blower for voltage supply and function. The after-run time for the blower motor is greater than six seconds.
3. Run engine at idle and operating temperature (approx. 80 oC engine coolant temperature) during entire test (ensure that the shift lever is in "P" and that the parking brake is engaged).
4. Outside air temperature is > 15 �C.
5. EC button is not illuminated.
4. Manually open the center and side air outlets.
5. Ensure that the button is not depresseds not depressed

Test Steps 1.0 - 6.0: