Toyota Sienna Service Manual: Check component status
(a) Compare the test value with the minimum test limit (MIN LIMIT) and maximum test limit (MAX LIMIT).
(b) If the test value is between the minimum test limit and maximum test limit, the component is functioning normally. If not, the component is malfunctioning. The test value is usually significantly higher or lower than the test limit. If the test value is on the borderline of the test limit, the component will malfunction in the near future.
HINT:
The monitor result might be PASS on rare occasions even if the Malfunction Indicator Lamp (MIL) is illuminated. This indicates that the system was malfunctioning in the previous driving cycle. This might be caused by an intermittent problem.
Access monitor result
(A) select the following menus on the intelligent tester:
diagnosis, enhanced obdii, monitor info
and monitor result. The monitor status
appears after the component name.
INCMP: The component h ...
Monitor result information
If you use a generic scan tool, multiply the test value by
the scaling value listed below.
...
Other materials:
Removal
1. REMOVE FRONT SEAT INNER BELT ASSEMBLY
HINT:
Refer to the instructions for disassembly of the front seat assembly
(for flat type).
Refer to the instructions for disassembly of the front seat assembly
(for manual seat).
Refer to the instructions for disassembly of the fro ...
Removal
1. REMOVE V-BANK COVER SUB-ASSEMBLY (See
page EM-28)
2. DISCONNECT VENTILATION HOSE
(a) Disconnect the ventilation hose from the ventilation
valve.
3. REMOVE VENTILATION VALVE
(a) Remove the ventilation valve. ...
Mass or Volume Air Flow Circuit/ Mass or Volume Air Flow Circuit Low Input/
Mass or Volume Air Flow Circuit High Input
DESCRIPTION
The Mass Air Flow (MAF) meter is a sensor that measures the amount of air
flowing through the throttle
valve. The ECM uses this information to determine the fuel injection time and to
provide appropriate airfuel
ratio. Inside the MAF meter, there is a heated platinum wire which is ...