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Diagnostic Trouble Code Chart

HINT:

If a trouble code is indicated during the DTC check, check the circuit listed for that code in the table below. Then proceed to the appropriate page.

Power door lock control system: 

DIAGNOSTIC TROUBLE CODE CHART

DTC Code Detection Item Trouble Area
B1242  Wireless Door Lock Tuner Circuit Malfunction
  1. Electrical key antenna
  2. Door control receiver
  3. Wire harness
  4. Certification ECU
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