Stall Speed Test: Notes

1995 Mitsubishi Montero LS, Automatic, V4AW3SECTION Notes
  1. Operate engine and transmission at normal operating temperature. Connect tachometer to vehicle and ensure it is visible to driver. Apply parking brake and block front wheels.
    CAUTION: DO NOT maintain stall speed RPM for more than 5 seconds. If performing more than one stall speed test, operate engine at about 1000 RPM in Neutral for 2 minutes to cool transmission fluid before performing next test.
  2. Start engine, apply brakes and place transmission in "D" position. Depress accelerator to full throttle and note maximum RPM obtained. Repeat test in "R" position. Stall speed should be 2100-2600 RPM.
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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.