Wireless Door Lock Control System (W/O Smart Key System) Diagnostic Trouble Code Chart

Vehicle Interior. Corolla. Zre142 Aze141
Door Lock. Corolla. Zre142 Aze141

Wireless Door Lock Control System (W/O Smart Key System) -- Diagnostic Trouble Code Chart


HINT:
If a trouble code is displayed during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to "See page" in the DTC chart.
  1. Inspect the fuses and relays before troubleshooting the areas shown in the table below.

Wireless Door Lock Control System
DTC Code
Detection Item
Trouble Area
See page
B1242
Wireless Door Lock Tuner Circuit Malfunction
1. Wire harness or connector
2. Door control receiver
3. Main body ECU (instrument panel junction block)
COROLLA_ZRE142 RM000001NN303NX.html