Failure To Start Test 3.3L

1990 Dodge and Ram Shadow ES, 2D Hatchback, 2.2 CSECTION Failure To Start Test 3.3L
  1. Ensure sufficient battery voltage is available to operate cranking and ignition systems. Connect voltmeter between B+ wiring harness coil connector and ground.
  2. Crank engine for 5 seconds while monitoring voltage at B+ terminal. If voltage remains near zero during entire period of cranking, see appropriate SELF-DIAGNOSTICS article to check SBEC and ASD relay.
  3. If voltage is near battery voltage and drops to zero after 1-2 seconds of cranking, see appropriate SELF-DIAGNOSTICS article to check cam and crank sensor circuits to SBEC.
  4. If voltage remains near battery voltage during entire 5 seconds, turn ignition off. Disconnect SBEC 60-pin connector. Check 60-pin connector for loose terminals (push-outs).
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:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.