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 MANUALSTOYOTA19904RUNNER 2D UTILITY, 3.0 V, AUTOMATICREPAIR AND DIAGNOSISQUICK LOOKUPSELECTRICAL COMPONENT LOCATIONSELECTRICAL COMPONENT LOCATORCONTROL UNITS
1990 Toyota 4Runner 2D Utility, 3.0 V, Automatic
Control Units
1990 Toyota 4Runner 2D Utility, 3.0 V, AutomaticSECTION Control Units
CONTROL UNITS LOCATION
| Component | Location |
|---|---|
| Anti-Lock Brake Control Unit | Behind dash, above glove box. |
| Cruise Control Computer | Behind left kick panel. See Figure. |
| ECT Control Unit | Behind right front kick panel. See Figure. |
| Electronic Control Unit (ECU) | Behind right kick panel. See Figure & Figure . |
| Shift Lock Control Unit | Under shift lever console. See Figure. |
RENDER: 1.0x
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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.