2007 TOYOTA SIENNA Service Repair Manual

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Page 593 of 3000

TOYOTA SIENNA 2007 Service Repair Manual ES–3002GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
ES
DESCRIPTION
The idling speed is controlled by the ETCS (Electronic Throttle Control System). The ETCS is comprised
of: 1) the one valve type t

Page 594 of 3000

TOYOTA SIENNA 2007 Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEMES–301
ES
Example:
If the actual idling speed varies from the target idling speed by more than 200 rpm* 5 times in a drive
cycle, the ECM illuminates th

Page 595 of 3000

TOYOTA SIENNA 2007 Service Repair Manual ES–3022GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
ES
INSPECTION PROCEDURE
HINT:
• The following conditions may also cause DTC P0505 to be set:
(a) The floor carpet overlapping slightly onto the

Page 596 of 3000

TOYOTA SIENNA 2007 Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEMES–303
ES
OK:
No leakage from intake system.
NG
OK
(a) Check the throttle valve condition.
OK:
No foreign objects between the throttle valve and
housing

Page 597 of 3000

TOYOTA SIENNA 2007 Service Repair Manual ES–3042GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
ES
DESCRIPTION
This monitor will run when the engine is started at -10 to 50C (14 to 122F) of the engine coolant
temperature. The DTC will set af

Page 598 of 3000

TOYOTA SIENNA 2007 Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEMES–305
ES
MONITOR DESCRIPTION
MONITOR STRATEGY
TYPICAL ENABLING CONDITIONS
Related DTCs P050A: Idle speed control problem at cold
Required Sensors / Comp

Page 599 of 3000

TOYOTA SIENNA 2007 Service Repair Manual ES–3062GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
ES
TYPICAL MALFUNCTION THRESHOLDS
INSPECTION PROCEDURE
HINT:
Read freeze frame data using the intelligent tester. The ECM records vehicle and driv

Page 600 of 3000

TOYOTA SIENNA 2007 Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEMES–307
ES
NG
(a) Connect the intelligent tester to the DLC3.
(b) Start the engine and turn the tester on.
(c) Warm up the engine.
(d) Select the followin

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