Introduction

Note: Nothing in this standard supercedes applicable laws and regulations.

Note: In the event of conflict between the English and domestic language, the English language shall take precedence.

Purpose. To determine a window regulator’s performance when it is subjected to various wet conditions at freezing temperatures

Applicability. This procedure applies to all vehicles that have power window regulator as part of the door system.

Remarks. A window regulator can have significantly different performance at varying environmental conditions. Because of the potential for water exposure and, therefore, a freeze condition in the door, this freeze performance evaluation is an important tool in fully comprehending the performance of the regulator. This test must be done on both the left and right hand window regulators