LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2016 >> IS 300 Base >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> LEXUS ENFORM System - Diagnostics - Introduction >> LEXUS ENFORM System >> Precaution [10/2017 - 09/2020] >> Precaution [10/2017 - 09/2020]
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Precaution [10/2017 - 09/2020]

  1. PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL 
    NOTE:
    • After the engine switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the engine switch off, make sure to wait at least 60 seconds before disconnecting the cable from the negative (-) battery terminal.
    • When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the cable is reconnected.
      System Name See Procedure
      Lane Departure Alert System (w/ Steering Control) Refer to INITIALIZATION [10/2017 - 09/2020]
      Parking Assist Monitor System
      Pre-collision System
      Air Conditioning System
      AFS (Adaptive Front-lighting System)
    1. If the cable has been disconnected from the negative (-) battery terminal before 60 seconds has elapsed, it is necessary to initialize the system. To initialize the system, perform the following procedures:
      1. Move the vehicle to an open area with good GPS reception.

        HINT: 

        The GPS icon is displayed on the map screen when the reception is good.

      2. Turn the engine switch on (IG), and then wait several minutes while the system acquires time and location data and activates Destination Assist and Destination.
  2. PRECAUTION FOR REGISTRATION 
    1. If replacing any of the following parts, refer to Registration.

      Refer to REGISTRATION [10/2017 - 09/2020]

      1. DCM (telematics transceiver)