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 MANUALSSUBARU2002LEGACY L SEDAN AWD F4-2.5L SOHCREPAIR AND DIAGNOSISCRUISE CONTROLRELAYS AND MODULES - CRUISE CONTROLCRUISE CONTROL MODULEDESCRIPTION AND OPERATION
2002 Subaru Legacy L Sedan AWD F4-2.5L SOHC
Cruise Control Module: Description and Operation
2002 Subaru Legacy L Sedan AWD F4-2.5L SOHCSECTION Description and Operation
CONTROL MODULE
- Based on signals from the related switches and sensors, the cruise control module controls all the following control functions:
- Constant speed control
- speed setting control
- deceleration control
- acceleration control
- resume control
- manual cancel control
- low speed limit control
- stepping motor control
- clutch control

- The control module (A) is located inside of the front pillar lower portion (passenger side).
- Based on signals from the related switches and sensors, the cruise control module controls all the following control functions:
- Constant speed control
- speed setting control
- deceleration control
- acceleration control
- resume control
- manual cancel control
- low speed limit control
- stepping motor control
- clutch control
- The control module (A) is located inside of the front pillar lower portion (passenger side).
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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.