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.
Amplifier Test
Connect voltmeter between battery positive terminal and ignition coil negative terminal, voltmeter should register zero volts. See Fig 1 . Switch ignition ON, voltmeter should still register zero volts. Crank engine, voltage should increase when cranking, in which case proceed to SECONDARY IGNITION COIL WIRE TEST . If there is no increase in voltage during cranking, proceed to PICK-UP COIL RESISTANCE TEST .
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.
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