ASCD Brake Switch: Wiring Diagram

WARNING: This page is about a different car, the 2004 Infiniti FX45. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: For system wiring diagrams, see SYSTEM WIRING DIAGRAMS .

Manufacture refers to Intelligent Cruise Control (ICC) Brake Switch Or Automatic Speed Control Device (ASCD) as Brake Switch 1.

Manufacture refers to Stop Lamp Switch as Brake Switch 2.

Fig 1: ASCD & Stop Lamp Switch Circuits

Courtesy of NISSAN MOTOR CO., U.S.A.

Specification data are reference values and are measured between each terminal and ground.

CAUTION: Do not use ECM ground terminals when measuring input/output voltage. Doing so may result in damage to the ECM's transistor. Use a ground other than ECM terminals, such as the ground.

Fig 2: Specifications For ECM's ASCD & Stop Lamp Switch Terminals

Courtesy of NISSAN MOTOR CO., U.S.A.