Toyota Sienna Service Manual: Fuel pump

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 ...

Components

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Other materials:

How to proceed with troubleshooting
HINT:  Use these procedures to troubleshoot the power door lock control system.  The intelligent tester should be used in steps 4 and 5. 1 VEHICLE BROUGHT TO WORKSHOP 2 CUSTOMER PROBLEM ANALYSIS CHECK HINT:  In troubleshooting, confirm that the problem symptoms have ...

Front Occupant Classification Sensor LH Circuit Malfunction
DTC B1780 Front Occupant Classification Sensor LH Circuit Malfunction DESCRIPTION The front occupant classification sensor LH circuit consists of the occupant classification ECU and the front occupant classification sensor LH. DTC B1780 is recorded when a malfunction is detected in the fron ...

Inspection
1. INSPECT FRONT SEAT INNER BELT ASSEMBLY RH  Release the seat belt (Buckle switch is ON).  Check the resistance between the terminals. Standard If the result is not as specified, replace the inner belt assembly.  Inspect the buckle switch.  Fasten ...