1991 Subaru Justy BaseFACTORY OEM SERVICE PROCEDURE

Belt Adjustment Specifications

BELT ADJUSTMENT

Application Deflection In. (mm)
Alternator Belt .35-.39 (9-10)
Power Steering Belt .35-.43 (9-11)
A/C Belt .43-.47 (11-12)
A/C & P/S Equipped Models .30-.33 (7.5-8.5)
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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