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:

Data list / active test
HINT: By accessing the DATA LIST displayed by the intelligent tester, you can perform such functions as reading the values of switches and sensors without removing any parts. Reading the DATA LIST as the first step in troubleshooting is one method to shorten labor time. 1. DATA LIST FOR OCCUPA ...

Illumination Circuit
DESCRIPTION The Multiplex network body ECU controls illumination light as shown in the chart below.  Room light assembly (Interior light, luggage component light) and courtesy light with DOOR position  Map light assembly (Personal light) Transponder key amplifier (Ignition ke ...

Fuel Pump Primary Circuit
DESCRIPTION This DTC is designed to detect a malfunction in the fuel pump (FUEL PUMP) relay circuit. When the system is normal, the battery voltage is applied to FPR terminal of the ECM while the FUEL PUMP relay is turned OFF. If the battery voltage is not applied to the FPR ter ...