Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSJEEP2023COMPASS LATITUDEREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESDRIVETRAIN CONTROL MODULE (DTCM) - DTCS C221B-64 TO C2400-55DTC TROUBLESHOOTINGC221E-64-BRAKE PEDAL SWITCH FAIL STATUS - SIGNAL PLAUSIBILITY FAILUREDIAGNOSTIC TEST

2023 Jeep Compass Latitude

Diagnostic Test

2023 Jeep Compass LatitudeSECTION Diagnostic Test

CHECK FOR AN ACTIVE DTC
1. With the scan tool, read DTCM DTCs and record on the repair order.
2. Record the Environmental Data.
3. With the scan tool, erase DTCs.
4. Using the recorded Environmental Data, along with the When Monitored and Set Conditions above, operate the vehicle in the conditions that set the DTC.
5. With the scan tool, read DTCM DTCs.
  Did the DTC return?
  
  Yes
  - Go To 2
  No
  - Perform the INTERMITTENT CONDITIONS TEST. Refer to TESTING FOR AN INTERMITTENT CONDITION .
CHECK THE BODY CONTROL MODULE FOR DTCS
1. Ignition on.
2. With the scan tool, check for the presence of BCM related DTCs.
  Were any BCM related DTCs found?
  
  Yes
  - Diagnose the BCM DTCs in accordance with the service information. Refer to DTC INDEX (1 OF 2) and/or DTC INDEX (2 OF 2) .
  - Perform the DTCM VERIFICATION TEST. Refer to DTCM VERIFICATION TEST .
  No
  - Perform the DTCM VERIFICATION TEST. Refer to DTCM VERIFICATION TEST .
  - Test complete.

RENDER: 1.0x

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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.