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:

Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINALV Caution: wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation. 2. Remove air fuel ratio sensor (for bank 2 sensor 1) (a) ...

Half Connection in Center Airbag Sensor Assembly Connectors
DTC B1135/24 Half Connection in Center Airbag Sensor Assembly Connectors DESCRIPTION The center airbag sensor assembly connector has a mechanism that electrically detects half connection. The center airbag sensor assembly monitors the voltage applied to the disconnection detection pins and ...

Open in ABS Motor Relay Circuit
DESCRIPTION The ABS motor relay supplies power to the ABS pump motor. While the ABS is activated, the ECU turns the motor relay on and operates the ABS pump motor. If the voltage supplied to the motor relay (+BM) is below the DTCs detection threshold due to low voltage from the battery ...