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
Trending: set clock, oil type, ESP, open hood, cooling, lug pattern, DS-6

Page 491 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEMES–185
ES
(a) Disconnect the H14 heated oxygen sensor connector 
(Bank 1 Sensor 2) or H9 heated oxygen sensor 
connector (Bank 2 Sensor 2).
(b) Measure t

Page 492 of 3000

TOYOTA SIENNA 2007  Service Repair Manual ES–1862GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM
ES
(a) Disconnect the H14 or H9 HO2 sensor connector.
(b) Turn the ignition switch to the ON position.
(c) Measure the voltage according to the va

Page 493 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEMES–187
ES
Result
B
C
A
A103832E63
Result Proceed to
OK A
NG (for 2WD model) B
NG (for 4WD model) C
REPLACE HEATED OXYGEN SENSOR (See 
page EC-32)
REPLACE

Page 494 of 3000

TOYOTA SIENNA 2007  Service Repair Manual ES–1882GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM
ES
DESCRIPTION
The fuel trim is related to the feedback compensation value, not to the basic injection time. The fuel trim 
consists of both the s

Page 495 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEMES–189
ES
• When the total of the short-term and long-term fuel trim values is within the malfunction threshold (and 
the engine coolant temperature is

Page 496 of 3000

TOYOTA SIENNA 2007  Service Repair Manual ES–1902GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM
ES
TYPICAL ENABLING CONDITIONS
Fuel-trim:
TYPICAL MALFUNCTION THRESHOLDS
Fuel trim:
WIRING DIAGRAM
Refer to DTC P2195 (See page ES-359).
INSPECTIO

Page 497 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEMES–191
ES
NOTICE:
The Air-Fuel Ratio (A/F) sensor has an output delay of a few seconds and the Heated Oxygen 
(HO2) sensor has a maximum output delay of

Page 498 of 3000

TOYOTA SIENNA 2007  Service Repair Manual ES–1922GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM
ES
– Following the A/F CONTROL procedure enables technicians to check and graph the voltage outputs 
of both the A/F and HO2 sensors.
– To dis

Page 499 of 3000

TOYOTA SIENNA 2007  Service Repair Manual 2GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEMES–193
ES
OK
(a) Connect the intelligent tester to the DLC3.
(b) Start the engine and turn the tester on.
(c) Warm up the engine at an engine speed of 25

Page 500 of 3000

TOYOTA SIENNA 2007  Service Repair Manual ES–1942GR-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM
ES
Lean: During A/F CONTROL, the A/F sensor output 
voltage (AFS) is consistently more than 3.35 V, and the 
HO2 sensor output voltage (O2S) is co
Trending: steering wheel, brake, clutch, Trans, ESP, heating, height