System Description: Function
WARNING: This page is about a different car, the 2004 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
With the ignition switch in the ON or START position, power is supplied
- through 10A fuse [No. 12, located in the fuse block (J/B)]
- to sonar control unit terminal 8, and
- through 10A fuse [No. 51, located in the IPDM E/R]
- to back-up lamp relay terminals 1 and 3.
Ground is supplied
- to sonar control unit terminal 6
- through body grounds B7 and B19.
With the ignition switch in the ON or START position, and the transmission gear selector lever in the R position, power is supplied
- to sonar control unit terminal 5
- from back-up lamp relay terminal 5.
With power and ground supplied, transmission gear selector lever in R position, and the rear sonar system OFF switch ON, the rear sonar system will detect obstacles within 1.8 m (5.9 ft.) of the rear sonar sensors. The vehicle operator is notified of obstacles by varied rate of tone from the sonar buzzer depending on distance of obstacle being sensed.