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 MANUALSTOYOTA1994PREVIA LE, 2TZ-FZE, AWDREPAIR AND DIAGNOSIS (SINGLE PAGE)TRANSMISSIONAUTOMATIC TRANSDIAGNOSIS - A-340E (OBD-II)PERFORMANCE TESTSMANUAL SHIFTING TEST
1994 Toyota Previa LE, 2TZ-FZE, AWD
Manual Shifting Test
1994 Toyota Previa LE, 2TZ-FZE, AWDSECTION Manual Shifting Test
NOTE:
Perform manual shifting test if no trouble codes exist. Manual shifting test determines if problem area is in electrical circuits or a mechanical transmission problem.
- With ignition off, disconnect electrical connector for solenoids from rear of transmission. Road test vehicle and ensure transmission gear changes corresponds with shift lever position. See GEAR APPLICATION .
- If abnormality exists, a mechanical transmission problem exists. If all gears are correct, perform trouble shooting in accordance with the symptom. See SYMPTOM TROUBLE SHOOTING. Turn ignition off.
- Reconnect electrical connector. Clear trouble codes from ECT ECU memory, as disconnecting electrical connector may set a trouble code. See CLEARING CODES under TRANSMISSION TESTING.
GEAR APPLICATION
| Shift Lever Position | Gear |
|---|---|
| "D" | Overdrive |
| "2" | 3rd Gear |
| "L" | 1st Gear |
| "R" | Reverse |
| "P" | Park |
RENDER: 1.0x
NO RELATED
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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.