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 MANUALSJEEP2024WAGONEER L SERIES II, RWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTDRIVERS ASSISTANCE SYSTEMS - ADASCENTRAL ADAS DECISION MODULE (CADM) - LOW LEVEL - DTCS C00C5-16 TO C2203-00DTC TROUBLESHOOTINGC1240-00 STEERING ANGLE SENSOR ANGLE OVERTRAVEL PERFORMANCEDIAGNOSTIC TEST
2024 Jeep Wagoneer L Series II, RWD
Diagnostic Test
2024 Jeep Wagoneer L Series II, RWDSECTION Diagnostic Test
- CHECK FOR ANY SERVICE BULLETINS OR MODULE SOFTWARE UPDATES
- Check for any applicable Service Bulletins or Flash updates related to the DTC.
Are there any applicable Service Bulletins or Flash updates?
Yes
- Perform the applicable repair.
- Perform the CENTRAL ADAS DECISION MODULE (CADM) - LOW LEVEL - VERIFICATION TEST. Refer to CENTRAL ADAS DECISION MODULE (CADM) - LOW LEVEL - VERIFICATION TEST .
No
- Go To 2
- Check for any applicable Service Bulletins or Flash updates related to the DTC.
- READ AND RECORD DTCS AND ENVIRONMENTAL DATA - ERASE DTCS AND CHECK FOR THE DTC TO RETURN
- With the scan tool, read DTCs in all Electronic Control Units (ECUs) and record on the repair order.
- For future reference, with the scan tool, run and save a vehicle Scan Report and all related recorded data.
- With the scan tool, erase all DTCs.
- Turn the ignition off for a minimum of 10.0 seconds.
- Turn the ignition on.
- Using the When Monitored and Set Conditions above and recorded data, operate the vehicle in the conditions that set the DTC.
- With the scan tool, read DTCs.
Did the DTC return?
Yes
- Go To 3
No
- Perform the TESTING FOR AN INTERMITTENT CONDITION diagnostic procedure. Refer to TESTING FOR AN INTERMITTENT CONDITION .
- CHECK FOR BRAKE SYSTEM CONTROL MODULE (BSCM) DTCS
- Refer to the recorded DTCs.
Are there any BSCM DTCs present?
Yes
- Perform the applicable diagnostic procedure(s). Refer to DIAGNOSIS AND TESTING .
No
- Go To 4
- Refer to the recorded DTCs.
- CHECK FOR ELECTRONIC POWER STEERING (EPS) MODULE DTCS
- Refer to the recorded DTCs.
Are there any EPS DTCs present?
Yes
- Perform the applicable diagnostic procedure(s). Refer to DIAGNOSIS AND TESTING .
No
- Replace and program the Electronic Power Steering (EPS) in accordance with the Service Information. Refer to GEAR, REMOVAL AND INSTALLATION .
- Perform the CENTRAL ADAS DECISION MODULE (CADM) - LOW LEVEL - VERIFICATION TEST. Refer to CENTRAL ADAS DECISION MODULE (CADM) - LOW LEVEL - VERIFICATION TEST .
- Refer to the recorded DTCs.
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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.