2007 TOYOTA SIENNA Service Repair Manual

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TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEMES–451
ES
OK
REPAIR OR REPLACE HARNESS OR CONNECTOR (EFI RELAY - BATTERY)

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TOYOTA SIENNA 2007  Service Repair Manual ES–4522GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM
ES
DESCRIPTION
The ECM constantly uses 5 V from the battery voltages supplied to the +B (BATT) terminal to operate the 
microprocessor. The ECM al

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TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEMES–453
ES
WIRING DIAGRAM
A163161E02

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TOYOTA SIENNA 2007  Service Repair Manual ES–4542GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM
ES
A136097E06

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TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEMES–455
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INSPECTION PROCEDURE
(a) Check that the Malfunction Indicator Lamp (MIL) lights 
up when turning the ignition switch to the ON position.
OK:
MI

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TOYOTA SIENNA 2007  Service Repair Manual ES–4562GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM
ES
Result
(d) Reconnect the accelerator pedal position sensor 
connector.
A
B
(a) Disconnect the VVT sensor for intake camshaft bank 1 
connector.

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TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEMES–457
ES
(a) Disconnect the VVT sensor for intake camshaft bank 2 
connector.
(b) Turn the ignition switch to the ON position.
(c) Check the MIL.
Result

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TOYOTA SIENNA 2007  Service Repair Manual ES–4582GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM
ES
B
(a) Disconnect the throttle body connector.
(b) Disconnect the accelerator pedal position sensor 
connector.
(c) Disconnect the VVT sensor fo