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Home >> Jeep >> 2007 >> Compass Limited, AWD, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> DTCS P2308 To U1418 >> U0168-Lost Communication With Vehicle Security Control Module (SKREEM/WCM) >> Diagnostic Test
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Diagnostic Test

  1. 1) ACTIVE DTC 
    NOTE: For vehicle communication problems, use the scan tool to refer to the Network Review Screen. The screen depicts a high level view of the vehicle network. Fault and problem areas appear in red. Selecting any of the network components allows access to the source of the problem.

    Ignition on, engine not running.

    With a scan tool, select View DTCs.

    Is the status Active for this DTC? 

    Yes 

    1. Refer to DIAGNOSIS AND TESTING for diagnostic procedures and for further possible causes.

    No 

    1. Refer to the *CHECKING FOR AN INTERMITTENT CONDITION Diagnostic Procedure.
    2. Perform PCM VERIFICATION TEST .
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