Toyota Sienna Service Manual: Operation flow
HINT:
Perform troubleshooting in accordance with the procedures below. The following is an outline of basic troubleshooting procedures. Confirm the troubleshooting procedures for the circuit you are working on before beginning troubleshooting.
- VEHICLE BROUGHT TO WORKSHOP
- CUSTOMER PROBLEM ANALYSIS
- Ask the customer about the conditions and environment when the problem occurred.
- INSPECT BATTERY VOLTAGE
Standard voltage: 11 to 14 V If the voltage is below 11 V, recharge or replace the battery before proceeding.
- SYMPTOM CONFIRMATION AND DTC (AND FREEZE FRAME DATA) CHECK
(a) Visually check the wire harnesses, connectors and fuses for open and short circuits.
(b) Warm up the engine to the normal operating temperature.
(c) Confirm the problem symptoms and conditions, and check for DTCs
Result 
| Go to step 6 |
- DTC CHART
- Check the results obtained in step 4. Then find the output DTC in the DTC chart. Look at the "Trouble Area" column for a list of potentially malfunctioning circuits and / or parts.
| Go to step 7 |
- PROBLEM SYMPTOMS CHART
(a) Check the results obtained in step 4. Then find the problem symptoms in the problem symptoms table. Look at the "Suspected Area" column for a list of potentially malfunctioning circuits and / or parts.
- CIRCUIT INSPECTION OR PARTS INSPECTION
(a) Identify the malfunctioning circuit or part.
- ADJUST, REPAIR OR REPLACE
(a) Adjust, repair or replace the malfunctioning circuit or parts.
- CONFIRMATION TEST
(a) After the adjustment, repairs or replacement, confirm that the malfunction no longer exists. If the malfunction does not reoccur, perform a confirmation test under the same conditions and in the same environment as when the malfunction occurred the first time.
| END |
Customer problem analysis
HINT:
In troubleshooting, confirm that the problem symptoms
have been accurately identified. Preconceptions should be
discarded in order to make an accurate judgment. To
clearly understand w ...
Other materials:
Using the voice command system
Press the talk switch.
Select to train voice recognition.
Select to start the voice recognition
tutorial.
Select “OK” and say the desired command.
On the list screen, you can select the desired command.
To cancel the voice command system, press and hold the talk sw ...
Rear side sunshades
Rear door window
Rear quarter window
Pull the tab up.
Secure the sunshade using the hooks.
To retract the sunshade, pull the tab up slightly to unhook the sunshade,
and lower the sunshade slowly.
NOTICE
To ensure normal operation of the rear sunshades, observe ...
Control Module Performance
DTC P0607 Control Module Performance
DESCRIPTION
The ECM continuously monitors its main and sub CPUs. This self-check ensures
that the ECM is
functioning properly. If outputs from the CPUs are different and deviate from
the standards, the ECM will
illuminate the MIL and set a DTC immediately ...
