Power Door Lock Control Module: Testing and Inspection

1993 Dodge Colt L4-1468cc 1.5L SOHCSECTION Testing and Inspection




1. Remove the door lock control unit from the relay box.





2. Apply the power supply from the battery to terminal 8 and ground the terminals 4 and 5.
3. Connect a pointer type circuit tester between terminal 3 and ground. After switching to the DC V range, ground the terminal 7 to make sure that the pointer of the circuit tester moves instantaneously.
4. Then, connect the pointer type circuit tester between terminal 1 and ground and disconnect the ground from terminal 5 to make sure that the pointer of the circuit tester moves instantaneously.
5. In addition, check if there is battery voltage between terminal 6 and ground and between terminal 2 and ground.
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.