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DTC C1282: Center Differential Lock Position Switch: Procedure

  1. CHECK DTC 
    1. Check for DTCs. Refer to DTC CHECK / CLEAR [06/2012 - ] .
      RESULT

      Result Proceed to
      DTC C1340 is not output A
      DTC C1340 is output B

    B → See step   6 

    A: Go to next step 

  2. CHECK TEST MODE DTC 
    1. Switch the vehicle to test mode, perform the center differential lock signal check, and then check that the Test Mode (Signal Check) DTC C1282 is cleared. Refer to TEST MODE PROCEDURE [06/2012 - ] .
      RESULT

      Result Proceed to
      Test Mode DTC C1282 is cleared A
      Test Mode DTC C1282 is not cleared B

    B → See step   3 

    A → See step   4 

  3. CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU - FOUR WHEEL DRIVE CONTROL ECU/TRANSFER SHIFT ACTUATOR) 
    1. Disconnect the A7 skid control ECU connector.
    2. Disconnect the G41 four wheel drive control ECU connector.
    3. Disconnect the C34 transfer shift actuator connector.
    4. Measure the resistance according to the value(s) in the table below.
      STANDARD RESISTANCE

      Tester Connection Condition Specified Condition
      A7-27 (EXI) - G41-14 (P1) Always Below 1 Ω
      A7-27 (EXI) - C34-9 (CDL) Always Below 1 Ω
      A7-27 (EXI) - Body ground Always 10 kΩ or higher

    NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK → See step   5 

  4. USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [06/2012 - ] 
  5. GO TO TRANSFER SYSTEM (PROBLEM SYMPTOMS TABLE). Refer to  PROBLEM SYMPTOMS TABLE [06/2012 - ] 
  6. GO TO DTC C1340. Refer to  DTC C1340: Center Differential Lock Circuit