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.
1989 Geo Metro BaseFACTORY OEM SERVICE PROCEDURE
Electrical Component Locator: Switches
SWITCHES LOCATION
| Component | Location |
|---|---|
| A/C High/Low Pressure Switch | On right of engine compartment, near shock tower. |
| A/C Thermostatic Switch | Under right side of dash, on evaporator housing. |
| Auto. Trans. Selector Switch | On top of transaxle. |
| Back-Up Light Switch | On top of transaxle. |
| Brake Fluid Level Switch | On top of brake fluid reservoir. |
| Clutch/Start Switch | On top of clutch pedal bracket. |
| Coolant Temperature Switch | On rear of thermostat housing. |
| Cooling Fan Temperature Switch | On right rear of engine block. See Figure . |
| Gear Position Switches | On top of transaxle. |
| Oil Pressure Switch | On side of engine block, above oil filter. See Figure . |
| Stoplight Switch | On top of brake pedal bracket. |
| Throttle Position Switch (M/T) | On side of throttle body. See Figure & 2. |
Factory Service Tools
Use the Manual With the Right Hardware
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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.