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.
1987 Subaru XT DLFACTORY OEM SERVICE PROCEDURE
Control Units
CONTROL UNITS LOCATION
| Component | Location |
|---|---|
| A/C Control Unit | Next to seat, behind left rear quarter panel. |
| A/C Cut-Out Unit (Auto.Trans.) | Next to seat, behind right rear quarter panel. See Figure . |
| A/C "MAX" Position Unit | On center of dash, behind center console. See Figure . |
| Auto. Seat Belt Control Unit | Next to seat, behind right quarter panel. See Figure . |
| Auto. Trans. Control Unit | Next to seat, behind left quarter panel. See Figure . |
| Cruise Control Unit | Behind glove box, above glove box light. See Figure . |
| Headlight Washer Control Unit | Next to seat, behind right rear quarter panel. |
| Illumination Control Unit | Behind control wing, on steering column support. See Figure . |
| Intermittent Wiper Control Unit | On center console, in front of shift lever. See Figure . |
| Mode Control Unit | On left side of center console, on A/C-heater housing. See Figure . |
| Multi Point Fuel Injection (MPFI) Control Unit | In trunk, between rear speakers on package tray. See Figure . |
| Pneumatic Suspension Control Unit | Under driver's seat. See Figure . |
| Power Window Control Unit | Under front passenger's seat. See Figure . |
| Trip Computer | On center of dash, behind center console. See Figure . |
Factory Service Tools
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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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