Toyota Sienna Service Manual: Data list / active test
1. DATA LIST
HINT: By the DATA LIST displayed by the intelligent tester, you can read the value of the switch, sensor, actuator and so on without removing any part. Reading the DATA LIST as the first step in troubleshooting is one of the methods to shorten the labor time.
- Connect the intelligent tester to DLC3.
- Turn the ignition switch ON.
- According to the display on the tester, read the "DATA LIST".
BODY NO.1:
BACK DOOR:
2. ACTIVE TEST
HINT: Performing the ACTIVE TEST using the intelligent tester allows the relay, VSV, actuator and so on to operate without removing any part. Performing the ACTIVE TEST as the first step of troubleshooting is one of the methods to shorten the labor time. The DATA LIST can be displayed during the ACTIVE TEST.
- Connect the intelligent tester to DLC3.
- Turn the ignition switch ON.
- According to the display on the tester, perform the "ACTIVE TEST".
BODY NO.1:
DTC check / clear
1. USING INTELLIGENT TESTER
Hook up the intelligent tester to the DLC3.
Monitor the ECU data by following the prompts on
the tester screen.
HINT:
intelligent tester has "S ...
Diagnostic trouble code chart
1. DTC CHECK
If a malfunction code is displayed during the DTC check ,
check the suspected area listed for that code in the table
below, and proceed to the appropriate page.
DIAGNOSTIC TROUBLE COD ...
Other materials:
Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
2. REMOVE FRONT DOOR SCUFF PLATE LH
3. REMOVE COWL SIDE TRIM SUB-ASSEMBLY LH
4. REMOVE LOWER INSTRUMENT PANEL FINISH
PANEL SUB-ASSEMBLY LH (See page IP-6)
5. REMOVE TIRE PRESSURE WARNING RESET SWITCH
(a) Disengage the 2 claws and remove t ...
How to proceed with
troubleshooting
1 VEHICLE BROUGHT INTO A WORKSHOP
2 DIAGNOSTIC QUESTIONING AND SYMPTOM CONFIRMATION
Ask the customer about symptoms and confirm
malfunctions.
3 CONFIRM THE SYSTEM NORMAL CONDITION
4 CHECK DTC
HINT:
If the system cannot enter the diagnosis mode, inspect each
AVC-LAN communication signal ...
On-vehicle inspection
HINT:
The type of ignition switch on this model differs according to
the specifications of the vehicle. For the expressions used in
this section, refer to the "EXPRESSIONS OF IGNITION
SWITCH" precaution (See page ES-1).
1. CHECK AIR FUEL RATIO COMPENSATION SYSTEM
(a) Connect the inte ...
