TOYOTA SIENNA 2007 Service Repair Manual

TOYOTA SIENNA 2007 Service Repair Manual SIENNA 2007 TOYOTA TOYOTA https://www.carmanualsonline.info/img/14/57466/w960_57466-0.png TOYOTA SIENNA 2007 Service Repair Manual
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TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEMES–175
ES
WIRING DIAGRAM
A136092E05

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TOYOTA SIENNA 2007  Service Repair Manual ES–1762GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM
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CONFIRMATION DRIVING PATTERN
HINT:
• This confirmation driving pattern is used in steps 5, 8 and 11 of the following diagnostic troubleshooti

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TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEMES–177
ES
INSPECTION PROCEDURE
HINT:
For use of the intelligent tester only:
Malfunctioning areas can be identified by performing the A/F CONTROL functio

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TOYOTA SIENNA 2007  Service Repair Manual ES–1782GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM
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– Following the A/F CONTROL procedure enables technicians to check the graph of the voltage 
outputs of both the A/F and HO2 sensors.
– To

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TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEMES–179
ES
(b) Turn the ignition switch to the ON position and turn the 
tester on.
(c) Select the following menu items: DIAGNOSIS / 
ENHANCED OBD II / DT

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TOYOTA SIENNA 2007  Service Repair Manual ES–1802GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM
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OK
(a) Disconnect the H14 heated oxygen sensor connector 
(Bank 1 Sensor 2) or H9 heated oxygen sensor 
connector (Bank 2 Sensor 2).
(b) Measur

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TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEMES–181
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(2) Drive the vehicle at 60 km/h (40 mph) or more for 10 
minutes or more.
(3) Stop the vehicle.
(4) Accelerator the vehicle until 60 km/h (40

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TOYOTA SIENNA 2007  Service Repair Manual ES–1822GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM
ES
(d) Select the following menu items: DIAGNOSIS / 
ENHANCED OBD ll / DATA LIST / PRIMARY / O2S B1 
S2 or O2S B2 S2.
(e) After warming up the eng

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TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEMES–183
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(b) Read DTCs.
Result
B
A
(a) Connect the intelligent tester to the DLC3.
(b) Start the engine and turn the tester on.
(c) Warm up the engine.

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TOYOTA SIENNA 2007  Service Repair Manual ES–1842GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM
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Result
B
C
A
OK:
No gas leakage.
NG
OK
A087979E15
Result Proceed to
OK A
NG (for 2WD model) B
NG (for 4WD model) C
REPLACE AIR FUEL RATIO SENSO
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