Nissan Maxima Service and Repair Manual: ECU diagnosis information

• Power window main switch

Reference Value TERMINAL LAYOUT PHYSICAL VALUES MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH Fail Safe FAIL-SAFE CONTROL Switches to fail-safe control when malfunction is detected in encoder signal that detects up/down speed and direction of door glass. Switches to fail-safe control when error beyond regulation value is detected between the fully closed position and the actual position of the glass. It changes to condition before initialization and the following functions do not operate when switched to failsafe control: Auto-up operation Anti-pinch function Retained power function Perform initial operation to recover when switched to fail-safe mode.

• Power window and door lock/unlock switch RH

Reference Value TERMINAL LAYOUT PHYSICAL VALUES POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH RH Fail Safe FAIL-SAFE CONTROL Switches to fail-safe control when malfunction is detected in encoder signal that detects up/down speed and direction of door glass. Switches to fail-safe control when error beyond regulation value is detected between the fully closed position and the actual position of the glass. It changes to condition before initialization and the following functions do not operate when switched to failsafe control: Auto-up operation Anti-pinch function Retained power function Perform initial operation to recover when switched to fail-safe mode.

• BCM (body control module)

Reference Value NOTE: The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information. Activate and display TPMS transmitter IDs Display tire pressure reported by the TPMS transmitter Read TPMS DTCs Register TPMS transmitter IDs Check Intelligent Key relative signal strength Confirm vehicle Intelligent Key antenna signal strength VALUES ON THE DIAGNOSIS TOOL Terminal Layout Physical Values Fail Safe DTC Inspection Priority Chart If some DTCs are displayed at the same time, perform inspections one by one based on the following priority chart.