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 MANUALSTOYOTA1997PREVIA DX, RWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ELECTRICALCOMPONENT LOCATIONSELECTRICAL COMPONENT LOCATORSENDING UNITS & SENSORS
1997 Toyota Previa DX, RWD
Sending Units & Sensors
1997 Toyota Previa DX, RWDSECTION Sending Units & Sensors
SENDING UNITS & SENSORS
| Component | Component Location |
|---|---|
| ABS Speed Sensors (4) | On each wheel hub assembly. |
| A/T Fluid Temperature Sensor | On transmission. |
| Crankshaft Position Sensor | On left front of engine. See Figure. |
| EGR Gas Temperature Sensor | On left side of engine, near EGR valve. See Figure. |
| Engine Coolant Temperature Sensor | On right front of engine. See Figure. |
| Engine Oil Level Sensor | On center rear of front compartment. See Figure. |
| Fuel Sender | In fuel tank. |
| Heated Oxygen Sensor (Bank 1 Sensor 1) | On exhaust system, forward of TWC converter. See Figure. |
| Heated Oxygen Sensor (Bank 1 Sensor 2) | On exhaust system, rear of TWC converter. See Figure. |
| Knock Sensor | On right side of engine. See Figure. |
| Mass Air Flow Meter | Part of air intake, next to air cleaner box, in front compartment. See Figure. |
| Thermistor (Cool Box) | On evaporator, in cool box. |
| Thermistor (Front) | Behind right side of dash, on evaporator. |
| Throttle Position Sensor | On throttle body assembly. See Figure. |
| Vehicle Speed Sensor (Combination Meter) | On side of transmission. See Figure. |
| Vehicle Speed Sensor (Electronically Controlled Transmission) | On side of transmission. |
| Water Temperature Sender | On right front of engine. |
RENDER: 1.0x
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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.