Toyota Sienna Service Manual: Microphone Circuit between Microphone and Radio and Navigation Assembly
DESCRIPTION
This circuit sends a microphone signal from the microphone to the radio and navigation assembly.
It also supplies power from the radio and navigation assembly to the microphone.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT RADIO AND NAVIGATION ASSEMBLY
- Measure the voltage according to the value(s) in the table below.
Standard voltage
2 CHECK HARNESS AND CONNECTOR
- Disconnect the radio and navigation assembly connector R10.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
3 CHECK HARNESS AND CONNECTOR (MICROPHONE - RADIO AND NAVIGATION ASSEMBLY)
- Disconnect the microphone connector T13 and radio and navigation assembly connector R10.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
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 CONNECTO ...
Stereo Component Amplifier Communication Error
INSPECTION PROCEDURE
1 IDENTIFY THE COMPONENT SHOWN BY THE SUB-CODE
Enter the diagnostic mode.
Press the "LAN Mon" switch to change to "LAN Monitor"
mode.
&nbs ...
Other materials:
If you have a flat tire
(vehicles with a compact
spare tire)
Your vehicle is equipped with a spare tire. The flat tire can be
replaced with the spare tire.
For details about tires:
WARNINGIf you have a flat tire
Do not continue driving with a flat tire.
Driving even a short distance with a flat tire can damage the tire and
the
wheel ...
Knock Sensor Circuit Low Input/ Knock Sensor Circuit High Input
DTC P0327 Knock Sensor 1 Circuit Low Input (Bank 1 or
Single Sensor)
DTC P0328 Knock Sensor 1 Circuit High Input (Bank 1 or
Single Sensor)
DTC P0332 Knock Sensor 2 Circuit Low Input (Bank 2)
DTC P0333 Knock Sensor 2 Circuit High Input (Bank 2)
DESCRIPTION
A flat type knock sensor (non-resona ...
Sleep Operation Failure of Occupant Classification
ECU
DTC B1796 Sleep Operation Failure of Occupant Classification
ECU
DESCRIPTION
During sleep mode, the occupant classification ECU reads the condition of
each sensor while the ignition
switch is off.
In this mode, if the occupant classification ECU detects an internal
malfunction, DTC B1796 ...
