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 MANUALSPLYMOUTH1984HORIZON BASE, 1.6 AREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 36 (ANTI-LOCK BRAKE SYSTEM)SELF-DIAGNOSTIC TESTSTEST VER-1A - SYSTEM VERIFICATION TEST
1984 Plymouth Horizon Base, 1.6 A
Test VER-1A - System Verification Test
1984 Plymouth Horizon Base, 1.6 ASECTION Test VER-1A - System Verification Test
WARNING: This page is about a different car, the 1994 Eagle Vision, 1994 Dodge Intrepid, 1994 Chrysler New Yorker, 1994 Chrysler LHS, and 1994 Chrysler Concorde. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
For connector terminal identification, see CONNECTOR IDENTIFICATION. For wiring diagram, see WIRING DIAGRAM.
- Turn ignition off. Connect all previously disconnected connectors. Using DRB, erase all fault messages. Turn ignition on. If any fault messages are displayed, go to TEST 1A. If no fault messages are displayed, go to next step.CAUTION: Ensure braking capability is available before road testing vehicle.
- Using DRB, read fault messages at start-up. Start engine. If no fault messages are displayed, road test vehicle for at least 5 minutes. Perform several anti-lock braking stops and traction control starts. Using DRB, read fault messages again. If any fault messages are displayed, go to TEST 1A. If no fault messages are displayed and customer's complaint cannot be duplicated, 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.