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.
2002 Toyota PriusFACTORY OEM SERVICE PROCEDURE
Special Notes For Vehicle Inspection
- VEHICLE CONDITIONS
- Before activating the service mode, turn the air conditioner off, start the engine with the shift lever at P position, and check that the engine stops within several seconds after starting. (Engine warm up check).
- Activate the service mode and inspect the vehicle. The shift position for each test is as described in Fig 1.
- Reset the service mode immediately after completion of inspection.CAUTION: Traveling on a road without resetting the service mode may damage the transaxle.
- SPECIAL NOTES FOR SPEEDOMETER TEST
- Depress the accelerator pedal slowly, and gradually accelerate at the time of measurement.CAUTION: Rapid starting or quick acceleration/deceleration based on the speedometer tester without load setting may damage the transaxle.
- After the measurement, use the brake to decelerate gradually and stop.
- Depress the accelerator pedal slowly, and gradually accelerate at the time of measurement.
- Special note for using the chassis dynamometer. Always set an appropriate load before starting the test.CAUTION: Rapid starting or quick acceleration/deceleration with insufficient load may damage the transaxle.
Factory Service Tools
Use the Manual With the Right Hardware
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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.