Toyota Sienna Service Manual: Terminals of ECU
1. TELEVISION CAMERA ASSEMBLY
- Disconnect the T10 camera connector
- Measure the voltage and resistance of each terminal of the wire harness side connector.
If the result is not as specified, there may be a malfunction on the wire harness side.
- Reconnect the T10 camera connector.
- Measure the voltage and frequency of each terminal of the connector.
If the result is not as specified, the camera may have a malfunction.
- Reference: Oscilloscope waveform
- Waveform 1
2. RADIO AND NAVIGATION ASSEMBLY
- Reverse Signal Circuit
- Display Signal Circuit between Radio and Navigation Assembly and Television Camera Assembly
Problem symptoms table
Before inspecting the suspected areas listed in the table
below, check the fuse and relay.
Before inspecting the suspected areas listed in the table
below, check the DTCs.
Metho ...
Reverse Signal Circuit
DESCRIPTION
The radio and navigation assembly receives a reverse signal from the
park/neutral position switch.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT RADIO AND NAVIGATION ASSEMBLY
...
Other materials:
Canceling the power back door system (vehicles with power
back door)
Turn the main switch off to disable
the power back door system.
Off
On*
*: The orange line at the top of the
switch indicates that the power
back door system is on.
Luggage compartment light
The luggage compartment light turns on
when the back door is opened with the
luggage ...
Disassembly
1. REMOVE SIDE DEFROSTER NOZZLE DUCT NO.1
(a) Remove the 2 screws <C> and defroster nozzle
duct No. 1.
2. REMOVE SIDE DEFROSTER NOZZLE DUCT NO.2
(a) Remove the 2 screws <C> and defroster nozzle
duct No. 2.
3. REMOVE DEFROSTER NOZZLE ASSEMBLY
(a) Remove the 4 screws <C> and d ...
Short to GND in Front Pretensioner Squib LH
Circuit
DTC B0137/71 Short to GND in Front Pretensioner Squib LH
Circuit
DESCRIPTION
The front pretensioner squib LH circuit consists of the center airbag sensor
assembly and the front seat
outer belt assembly LH.
This circuit instructs the SRS to deploy when deployment conditions are met.
DTC B ...
