Toyota Sienna Service Manual: Inspection
1. INSPECT MASS AIR FLOW METER
- Visually check for any foreign matter on the
platinum hot wire (heater) of the mass air flow
meter.
OK: There is no foreign matter.
If the result is not as specified, replace the mass air flow meter.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
Removal
1. REMOVE MASS AIR FLOW METER
Disconnect the mass air flow meter connector.
Remove the 2 screws and mass air flow meter.
...
Installation
1. REMOVE MASS AIR FLOW METER
Install the mass air flow meter with the 2 screws.
Connect the mass air flow meter connector.
...
Other materials:
Display Signal Circuit between Television Display Assembly and Radio
and Navigation Assembly
DESCRIPTION
This circuit sends a DVD image signal from the television display assembly to
the radio and navigation
assembly.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR (RADIO AND NAVIGATION ASSEMBLY - TELEVISION
DISPLAY ASSEMBLY)
Disconnect the radio and n ...
On-vehicle inspection
1. CHECK VVT SENSOR OUTPUT VOLTAGE
Turn the ignition switch to the ON position.
Check the voltage between the specified terminal
and body ground.
Standard voltage
While turning the crankshaft pulley by hand,
measure the voltage between each terminal. Check
that the voltage ...
Diagnosis system
1. DESCRIPTION
When troubleshooting a vehicle with the diagnosis
system, the only difference from the usual
troubleshooting procedure is connecting the intelligent
tester to the vehicle and reading various data output from
the vehicle's clearance warning ECU.
The clearance warning ECU record ...
