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 DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROLS - TESTS W/CODES - 2.2LDRB-II PROBLEMS & ERROR MESSAGESNO RESPONSE MESSAGE
1990 Dodge and Ram Shadow ES, 2D Hatchback, 2.2 C
No Response Message
1990 Dodge and Ram Shadow ES, 2D Hatchback, 2.2 CSECTION No Response Message
- Ensure ignition is turned on. Disconnect SBEC 60-pin connector. Using an ohmmeter, check Pink wire of diagnostic connector for continuity to SBEC 60-pin connector cavity No. 25. See Figure through Figure .
- Check Light Green wire of diagnostic connector for continuity to SBEC 60-pin connector cavity No. 45. See Figure
through Figure
.
If continuity is not present, repair circuit as necessary. If continuity is present, replace SBEC. Attempt retest.
- RAM TEST FAILURE Message - Replace DRB-II.
- CARTRIDGE ERROR Message - Replace DRB-II cartridge.
- KEY PAD TEST FAILURE Message - Power up DRB-II again with fingers off the keypad. If error message returns, replace DRB-II.
- HIGH OR LOW BATTERY Message - Correct condition of vehicle battery and reconnect DRB-II.
RENDER: 1.0x
NO RELATED
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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.