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.
Electric Load Detector
1994 Honda Prelude Si, StandardSECTION Electric Load Detector
WARNING: This page is about a different car, the 1993 Honda Prelude, 1993 Honda Civic del Sol, 1993 Honda Civic, and 1993 Honda Accord. However, it is still accessible from the selected car via links, so may be relevant.
- Electric load detector is located at far right side of firewall. See Figure or Figure .Connect ECM test harness between ECM and main harness. See Figure . Turn ignition on. Measure voltage between terminals D10 and A26. See Figure .
- Set headlight switch to first position. Voltage should be 1.8-2.8 volts for Accord, 2.5-3.5 volts for Civic and Civic Del Sol, and 1.5-3.0 volts for Prelude.
- Set headlight switch to second position. Voltage should be .8-1.8 volts for Accord, 1.5-2.5 volts for Civic and Civic Del Sol, and 1.0-2.0 volts for Prelude. If voltage is not as specified, replace electric load detector.
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.