Stall Speed Test: Procedure
WARNING: This page is about a different car, the 2004 Saturn Ion 3, 2004 Saturn Ion 2, and 2004 Saturn Ion 1. However, it is still accessible from the selected car via links, so may be relevant.
- Chock all 4 wheels and fully apply the parking brake in order to prevent any vehicle movement during testing.
- Apply firm pressure to the service brake pedal with the left foot in order to apply the service brakes.
- Move the automatic transmission manual gearshift selector from the PARK position to the DRIVE position.
- Evenly press the accelerator pedal to the wide-open throttle (WOT) position with the right foot.
- Record the maximum engine RPM noted within 5 seconds of achieving the WOT position, and then return to the closed throttle position. Return the gear selector to the PARK position.
- Wait 1 minute before proceeding to the next portion of the test procedure.
- Move the automatic transmission manual gearshift selector from the PARK position to the REVERSE position.
- Evenly press the accelerator pedal to the wide-open throttle (WOT) position with the right foot.
- Record the maximum engine RPM noted within 5 seconds of achieving the WOT position, and then return to the closed throttle position. Return the gear selector to the PARK position.
Specifications: 2,450-2,750 RPM
Stall Test Results
| Result | Possible Cause |
|---|---|
| Observed RPM is LOWER than the specification in BOTH DRIVE AND REVERSE ranges |
|
| Observed RPM is HIGHER than the specification in DRIVE ONLY |
|
| Observed RPM is HIGHER than the specification in REVERSE ONLY |
|
| Observed RPM is HIGHER than the specification in BOTH DRIVE AND REVERSE ranges |
|