Toyota Sienna Service Manual: Components

Fuel injector

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Removal

1. DISCHARGE FUEL SYSTEM PRESSURE HINT: See page FU-1. 2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 3. REMOVE NO. 1 ENGINE UNDER COVER 4. DRAIN ENGINE COOLANT (See page CO-6) 5. REMOVE FR ...

Other materials:

Position Sensor Circuit
DESCRIPTION When SET and 1 or 2 are pressed, the position sensor detects the mirror position and sends the signal to the outer mirror control ECU. Then when position 1 or 2 is pressed, the outer mirror control ECU drives the mirror motor based on the memorized sensor positions. HINT: The ...

Inspection
1. INSPECT THERMOSTAT (a) Inspect the thermostat. HINT: The valve opening temperature is inscribed on the thermostat. (b) Immerse the thermostat in water and gradually heat the water. (c) Check the valve opening temperature. Valve opening temperature: 80 to 84°C (176 to 183°F) ...

Terminals of ECU
1. FOLD SEAT CONTROL ECU LH Disconnect the fold seat control ECU connectors. Measure the voltage and resistance of the wire harness side connectors. If the result is not as specified, there may be a malfunction on the wire harness side.  Reconnect the fold seat control E ...