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.
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HOMESERVICE MANUALSTOYOTA1979PICKUP SR5REPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEFUEL DELIVERYEVAPORATIVE EMISSIONS SYSTEMTESTINGSPEED SENSOR
1979 Toyota Pickup SR5
Speed Sensor
1979 Toyota Pickup SR5SECTION Speed Sensor
- Jack up one rear wheel and support off ground. Release parking brake. Place transmission in Neutral. Unplug wiring connector from computer. See Fig 1. Computer is located on right side or left side cowl.
- Connecting ohmmeter positive terminal to wiring connector terminal and connect ohmmeter negative terminal to a known good ground. Turn wheel slowly, checking to see that ohmmeter needle deflects consistently. Plug in wiring connector back into computer.
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.