Smart Key System (For Start Function) Diagnosis System

Vehicle Interior. Corolla. Zre142 Aze141
Theft Deterrent Keyless Entry. Corolla. Zre142 Aze141

  1. DESCRIPTION

  1. CHECK DLC3

  1. INSPECT BATTERY VOLTAGE

Smart Key System (For Start Function) -- Diagnosis System



DESCRIPTION

  1. Push-button start function data and the Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3) of the vehicle. When the function seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.


CHECK DLC3

  1. Check the DLC3 (COROLLA_ZRE142 RM000000UZ20CBX.html).


INSPECT BATTERY VOLTAGE
If the voltage is below 11 V, recharge or replace the battery before proceeding.
Standard voltage:
11 to 14 V