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Home >> Toyota >> 2020 >> Corolla L >> Repair and Diagnosis >> External Pages >> Different car >> Section 177 (Wireless Door Lock Control System (W/ Smart Key) - Diagnostics - Introduction (Model Code: ZRE172)) >> WIRELESS DOOR LOCK CONTROL SYSTEM(w/ Smart Key System) >> Precaution [08/2016 - ] >> Precaution [08/2016 - ]
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Precaution [08/2016 - ]

WARNING: This page is about a different car, the 2018 Toyota Corolla, 2017 Toyota Corolla, 2016 Toyota Corolla, 2015 Toyota Corolla, and 2014 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.
  1. PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL 
    NOTE:

    When disconnecting the cable from the negative (-) battery terminal, initialize the following system after the cable is reconnected.

    System Name See Procedure
    Lane Departure Alert System (w/ Steering Control) Refer to INITIALIZATION [08/2016 - 08/2017] Refer to INITIALIZATION [08/2017 - ]
    Pre-collision System
    Air Conditioning System (for Automatic Air Conditioning System)
  2. PRECAUTIONS WHEN USING TECHSTREAM 
    1. When using the Techstream with the engine switch off, connect the Techstream to the DLC3 and turn a courtesy light switch on and off at intervals of 1.5 seconds or less until communication between the Techstream and the vehicle begins. Then select the vehicle type under manual mode and enter the following menus: Body Electrical / Smart Key. While using the Techstream, periodically turn a courtesy light switch on and off at intervals of 1.5 seconds or less to maintain communication between the Techstream and the vehicle.
    2. After all DTCs are cleared, check if the malfunction occurs again 6 seconds after the engine switch is turned on (IG).
  3. DOOR CONTROL RECEIVER EXPRESSIONS 
    1. The type of door control receiver used on this model differs depending on the specifications of the vehicle. The expressions listed in the table below are used in this section.
      Vehicle Specification Part Name in Manual Actual Part Name
      w/ Tire Pressure Warning System Door control receiver Door control and tire pressure warning system receiver assembly
      w/o Tire Pressure Warning System Door control receiver Door control receiver