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 MANUALSPLYMOUTH1994GRAND VOYAGER BASE, 31THREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROLS - TESTS W/CODES - BODY CONTROL COMPUTERVERIFICATION TESTTEST VER-1 - VERIFICATION PROCEDURE
1994 Plymouth Grand Voyager Base, 31TH
Test VER-1 - Verification Procedure
1994 Plymouth Grand Voyager Base, 31THSECTION Test VER-1 - Verification Procedure
- Ensure ignition is off and DRB is connected. Reconnect all previously disconnected components and connectors. Turn ignition on. If DRB screen is blank, go to TEST 2A. If DRB screen is not blank, go to next step.
- If there is a BUS failure message on DRB, go to TEST 1A. If there is no BUS failure message on DRB, select module in question. If DRB shows NO RESPONSE, go to TEST 1A.
- If DRB does not show NO RESPONSE, inspect vehicle for original complaint. If original complaint is present, go to TEST 1A. If original complaint is not present, repair is complete.
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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.