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Home >> Lexus >> 2010 >> IS 250 AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Navigation (For HDD) (Diagnostic Codes & Symptom Tests) >> NAVIGATION SYSTEM (for HDD) >> Reverse Signal Circuit >> Description

Reverse Signal Circuit: Description

The display and navigation module display receives a reverse signal from the main body ECU LH (cowl side junction block LH) and information about the navigation antenna, and then adjusts the vehicle position on the navigation display.

The ECM sends a reverse signal based on the shift position signal received from the park/neutral position switch assembly. The reverse signal sent from the ECM is received by the main body ECU LH (cowl side junction block LH) via the network gateway ECU using CAN communication and BEAN communication. (for A/T)

The display and navigation module display receives a reverse signal from the back-up light switch assembly and information about the navigation antenna via the main body ECU LH (cowl side junction block LH), and then adjusts the vehicle position on the navigation display. (for M/T)