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.
2000 Jeep Cherokee Classic, 2D PickupFACTORY OEM SERVICE PROCEDURE
Compass/Mini-Trip Computer Shows CCD
- Disconnect Compass/Mini-Trip Computer (CMTC) connector. See COMPONENT LOCATIONS . Connect a jumper wire between ground and CMTC connector terminal No. 11 (White/Black wire). See Figure . Using scan tool, perform CCD BUS test. If scan tool displays BUS SHORTED TO GROUND, go to next step. If scan tool does not display BUS SHORTED TO GROUND, repair open in White/Black wire. Perform BODY VERIFICATION TEST under VERIFICATION TESTS.
- Turn ignition on. Using a DVOM, measure voltage between ground and CMTC connector terminal No. 6 (White/Black wire). If voltage is greater than 10 volts, go to next step. If voltage is 10 volts or less, repair open in White/Black wire between CMTC module and fuse No. 9 in junction block. Perform BODY VERIFICATION TEST under VERIFICATION TESTS.
- Connect a jumper wire between ground and CMTC connector terminal No. 5 (Violet/Brown wire). Using scan tool, read CCD bus status. If scan tool displays BUS SHORTED TO GROUND, replace CMTC module. See OVERHEAD CONSOLE under REMOVAL & INSTALLATION. Perform BODY VERIFICATION TEST under VERIFICATION TESTS. If scan tool does not display BUS SHORTED TO GROUND, repair open in Violet/Brown wire. Perform BODY VERIFICATION TEST under VERIFICATION TESTS.
Factory Service Tools
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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.
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