Smart Key System (For Entry Function) Diagnosis System

Vehicle Interior. Corolla. Zre142 Aze141

Theft Deterrent Keyless Entry. Corolla. Zre142 Aze141

CHECK DLC3

INSPECT BATTERY VOLTAGE

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

CHECK DLC3

Check the DLC3 (COROLLA_ZRE142 RM000000UZ20CBX.html).

INSPECT BATTERY VOLTAGE

Measure the battery voltage.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.