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.
Left Cylinder Bank ME-SFI Control Module (N3/11)
Turn ignition off. Connect DVOM between left cylinder bank ME-SFI control module (N3/11) connector 2 terminals No. 73 and 96 (socket box terminals No. 73 and 96). Resistance should be less than one ohm. If resistance is within specification, test is complete. If resistance is not within specification, possible cause is wiring harness failure. Repair as necessary.
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.