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Home >> Infiniti >> 2009 >> QX56 AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1140 To P2A03 >> DTC P1212: TCS Communication Line >> DTC Confirmation Procedure

DTC Confirmation Procedure

TESTING CONDITION: 

Before performing the following procedure, confirm that battery voltage is more than 10.5V at idle. 

  1. Start engine and let it idle for at least 10 seconds.
  2. Check 1st trip DTC.
  3. If 1st trip DTC is detected, go to "DIAGNOSIS PROCEDURE ".
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