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HOMESERVICE MANUALSJEEP2014COMPASS LIMITED, AWD, AUTOMATIC CVT TRANSREPAIR AND DIAGNOSISBRAKESTRACTION CONTROLANTILOCK BRAKE SYSTEM (ABS) - ELECTRICAL DIAGNOSTICSDTC TROUBLESHOOTINGC1242-G SENSOR INPUT SIGNAL PERFORMANCEDIAGNOSTIC TEST
2014 Jeep Compass Limited, AWD, Automatic CVT Trans

Diagnostic Test

2014 Jeep Compass Limited, AWD, Automatic CVT TransSECTION Diagnostic Test
  1. VERIFY DTC IS ACTIVE 
    1. Turn the ignition on.
    2. With the scan tool, read and record ABS DTCs.
    3. With the scan tool, read and record Environmental Data to help identify the conditions in which the DTC was set.
    4. With the scan tool, erase ABS DTCs.
    5. Cycle the ignition switch.
    6. Perform ECU initialization with drive test. Perform ABS VERIFICATION TEST. Refer to STANDARD PROCEDURE .
      WARNING:

      To avoid possible serious or fatal injury, check brake capability is available before road testing.

    7. Test drive the vehicle by turning the vehicle left or right in a curving manner at a velocity greater than 20 km/hr (12 m.p.h.).
    8. Park the vehicle.
    9. With the scan tool, read ABS DTCs.

      Does this DTC reset?

      Yes 

      • Go To  2

      No 

  2. CHECK THE DYNAMICS SENSOR INSTALLATION 
    NOTE:

    Dynamics Sensor installation and mounting bolt torque is crucial for proper operation.

    1. Turn the ignition off.
    2. Check the Dynamics Sensor for damaged, modified, and bent mounting brackets.
    3. Check the Dynamics Sensor mounting bolts for a loose or over tightened condition.

      Were any problems found?

      Yes 

      No 

      • Replace the Dynamics Sensor in accordance with the Service Information.
      • Perform ABS VERIFICATION TEST. Refer to STANDARD PROCEDURE .
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.