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.
1992 Jeep Cherokee LimitedFACTORY OEM SERVICE PROCEDURE
Test 21B - Testing Compass/Mini-Trip Module For No Response
NOTE:
For connector terminal identification, see BODY CONTROL SYSTEM CONNECTORS under DIAGNOSTIC PROCEDURE. For wiring diagrams, see appropriate chassis wiring diagram in the WIRING DIAGRAMS Section.
- Turn ignition switch to OFF position. Put DRB-II in ohmmeter mode. Probe terminal No. 5 (Black/Orange wire) of compass/mini-trip module connector. If resistance is more than 5 ohms, repair open Black/Orange wire. Perform VERIFICATION TEST. If resistance is less than 5 ohms, disconnect DRB-II.
- Using an external ohmmeter, check resistance at Violet/Brown wire between terminals No. 1 of CCD bus diagnostic connector and No. 12 of compass/mini-trip module connector. If resistance is more than 5 ohms, repair open in Violet/Brown wire. Perform VERIFICATION TEST.
- If resistance is less than 5 ohms, check resistance between terminals No. 6 (White/Black wire) of CCD bus diagnostic connector and No. 11 (White/Black wire) of compass/mini-trip module connector. If resistance is more than 5 ohms, repair open in White/Black or White/Gray wire. Perform VERIFICATION TEST. If resistance is less than 5 ohms, replace compass/mini-trip module. Perform VERIFICATION TEST.
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.