Toyota Sienna Service Manual: Terminals of ECU
1. CHECK OUTER MIRROR CONTROL ECU LH
- Disconnect the O9 and O10 connectors.
- Measure the voltage and resistance according to the value(s) in the table below.
Voltage
Resistance
If the result is not as specified, there may be a malfunction on the wire harness side.
- Reconnect the O9 and O10 connectors.
- Measure the voltage according to the value(s) in the table below
Voltage
If the result is not as specified, there may be a malfunction on the ECU side.
2. CHECK OUTER MIRROR CONTROL ECU RH
- Disconnect the O11 and O12 connectors.
- Measure the voltage and resistance according to the value(s) in the table below.
Voltage
Resistance
If the result is not as specified, there may be a malfunction on the wire harness side.
- Reconnect the O11 and O12 connectors.
- Measure the voltage according to the value(s) in the table below.
Voltage
If the result is not as specified, there may be a malfunction on the ECU side.
Problem symptoms table
HINT:
Use the table below to help determine the cause of the
problem symptoms. The potential causes of the symptoms
are listed in order of probability in the ''Suspected Area''
column ...
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 vehicl ...
Other materials:
On-vehicle inspection
1. INSPECT STEERING PAD (VEHICLE NOT INVOLVED IN COLLISION)
Perform a diagnostic system check.
With the steering pad installed on the vehicle,
perform a visual check. If there are any defects as
mentioned below, replace the steering pad with a
new one:
Cuts, minute cracks or marked ...
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 ...
Power slide door main switch
INSPECTION
1. INSPECT POWER SLIDE DOOR MAIN SWITCH
Inspect the resistance of the switch.
Resistance
If the result is not as specified, replace the switch.
Apply battery voltage and check the illuminates.
Standard
HINT:
Whether the switch illuminates or not will not affect
...
