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 GT WAGON AWD F4-2.5L SOHCREPAIR AND DIAGNOSISCRUISE CONTROLTESTING AND INSPECTIONINITIAL INSPECTION AND DIAGNOSTIC OVERVIEW
2002 Subaru Legacy GT Wagon AWD F4-2.5L SOHC
Initial Inspection and Diagnostic Overview
2002 Subaru Legacy GT Wagon AWD F4-2.5L SOHCSECTION Initial Inspection and Diagnostic Overview
INSPECTION
1. BATTERY
Measure battery voltage and specific gravity of electrolyte.
Standard voltage: 12 V, or more
Specific gravity: Above 1.260
2. CRUISE CONTROL CABLE
Check the cruise control cable installation.
If NG, install the cable securely.
3. ACCELERATOR CABLE
Check movement of the accelerator cable when the cruise control throttle is moved by hand. If NG, check throttle cam.
4. THROTTLE CAM
Check that the throttle cam moves smoothly. If NG, repair throttle cam.
5. CABLE FREE PLAY
Check that the throttle cam-to-lever clearance is within specifications.
Throttle cam-to-lever clearance: 0 - 1 mm (0 - 0.04 in)
If NG, adjust the clearance with the adjusting nut.
NOTE: Check that the cap is positioned in the groove.
1. BATTERY
Measure battery voltage and specific gravity of electrolyte.
Standard voltage: 12 V, or more
Specific gravity: Above 1.260
2. CRUISE CONTROL CABLE
Check the cruise control cable installation.
If NG, install the cable securely.
3. ACCELERATOR CABLE
Check movement of the accelerator cable when the cruise control throttle is moved by hand. If NG, check throttle cam.
4. THROTTLE CAM
Check that the throttle cam moves smoothly. If NG, repair throttle cam.
5. CABLE FREE PLAY
Check that the throttle cam-to-lever clearance is within specifications.
Throttle cam-to-lever clearance: 0 - 1 mm (0 - 0.04 in)
If NG, adjust the clearance with the adjusting nut.
NOTE: Check that the cap is positioned in the groove.
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.