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 MANUALSDODGE AND RAM1990SHADOW ES, 2D HATCHBACK, 2.2 CREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROLS - TESTS W/CODES - 2.5LDRB-II PROBLEMS & ERROR MESSAGESBLANK MESSAGE SCREEN
1990 Dodge and Ram Shadow ES, 2D Hatchback, 2.2 C
Blank Message Screen
1990 Dodge and Ram Shadow ES, 2D Hatchback, 2.2 CSECTION Blank Message Screen
- Connect DRB-II to a different vehicle. If message screen is still blank, DRB-II or cable adapter are faulty. Substitute to find faulty component. If message screen is not blank, DRB-II and cable adapter are functioning properly.
- Inspect diagnostic connector for proper wire placement, damaged terminals or pushed out pins. Repair as necessary. If connector is okay, using an ohmmeter, check Black/White ground wire of diagnostic connector for continuity to ground. Repair as necessary.
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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.