ASCD Brake Switch

WARNING: This page is about a different car, the 2005 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.

Turn ignition switch OFF.
Disconnect ASCD brake switch harness connector.

Check harness continuity between ASCD brake switch terminals 1 and 2 under the following conditions.

ON BOARD DIAGNOSTIC LOGIC

CONDITION	Continuity
When brake pedal: Fully released.	Should exist.
When brake pedal: Slightly depressed.	Should not exist.

If NG, adjust ASCD brake switch installation, refer to "BRAKE PEDAL ", and perform step 3 again.

Fig 1: Checking Harness Continuity Between ASCD Brake Switch Terminals 1 And 2

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