2007 TOYOTA SIENNA Service Repair Manual

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Page 601 of 3000

TOYOTA SIENNA 2007 Service Repair Manual ES–3082GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
ES
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(a) Check for deposits around the throttle valve and throttle
valve condition.
OK:
No deposits around throttle valve

Page 602 of 3000

TOYOTA SIENNA 2007 Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEMES–309
ES
NOTICE:
In this operation, the engine must be cold (the same level
as the engine coolant temperature recorded in the freeze
frame data).
(a)

Page 603 of 3000

TOYOTA SIENNA 2007 Service Repair Manual ES–3102GR-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 604 of 3000

TOYOTA SIENNA 2007 Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEMES–311
ES
MONITOR DESCRIPTION
MONITOR STRATEGY
TYPICAL ENABLING CONDITIONS
Related DTCs P050B: Idle ignition timing problem at cold
Required Sensors / Co

Page 605 of 3000

TOYOTA SIENNA 2007 Service Repair Manual ES–3122GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
ES
TYPICAL MALFUNCTION THRESHOLDS
INSPECTION PROCEDURE
HINT:
• DTC P050B may be set when the engine shows the symptom as listed below. If necess

Page 606 of 3000

TOYOTA SIENNA 2007 Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEMES–313
ES
(e) Read the values displayed on the tester at engine idles.
(f) Add together the SHORT FT #1 and LONG FT #1 values
to obtain the total FUEL T

Page 607 of 3000

TOYOTA SIENNA 2007 Service Repair Manual ES–3142GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
ES
OK:
Air cleaner filter element is not excessively
contaminated with dirt or oil.
NG
OK
NEXT
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NEXT
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(a) Check for deposits around

Page 608 of 3000

TOYOTA SIENNA 2007 Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEMES–315
ES
NEXT
NOTICE:
In this operation, the engine must be cold (the same level
as the engine coolant temperature recorded in the freeze
frame data).

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