Diagnostic Procedure

1994 Plymouth Sundance Base, 2D Hatchback, 2.2 D, AutomaticSECTION Diagnostic Procedure
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: When using diagnostic tests, DO NOT  skip any test steps or incorrect diagnosis may result.

Before proceeding with diagnosis, the following precautions must be followed:

  • Vehicle must have a fully charged battery and functional charging system (belt installed and all wiring connected).
  • DO NOT  backprobe PCM connector. Probe PCM connector from terminal side.
  • DO NOT  cause short circuits when performing electrical tests. This will set additional trouble codes, making diagnosis of original problem more difficult.
  • DO NOT  use a test light in place of a voltmeter.
  • ALWAYS repair lowest trouble code number first when using MIL method. Repair first trouble code displayed when using DRB.
  • ALWAYS perform TEST CH-VER, VERIFICATION PROCEDURE  after repairs are made.
  • ALWAYS disconnect DRB after completing testing, before starting any repairs and before charging battery.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

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.