Air Conditioner Switch

To check A/C switch, measure voltage between ground and specified ECU terminal and condition. See A/C SWITCH VOLTAGE TEST table.

A/C SWITCH VOLTAGE TEST ⁽¹⁾

Application

ECU Terminal ⁽²⁾

Volts

NX, SENTRA

⁽³⁾ Zero, ⁽⁴⁾ 11-14

⁽¹⁾	Measure voltage between ground and indicated ECU terminal.

⁽²⁾	To identify ECU terminals, see WIRING DIAGRAMS article.

⁽³⁾	With engine running both and A/C and blower switches on.

⁽⁴⁾	With engine running and A/C off switch.