Toyota Sienna Service Manual: Door LOCK Position Circuit
DESCRIPTION
This circuit detects the state of the door lock detection sensor and send it to the Multiplex network body ECU.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 READ VALUE OF INTELLIGENT TESTER
- Connect the intelligent tester to DLC3.
- Turn the ignition switch ON and push the intelligent tester main switch ON.
- Select the items below in the DATA LIST, and read the displays on the intelligent tester.
BODY NO.1:
2 CHECK HARNESS AND CONNECTOR
- Disconnect the 1P, B7 and B9 connector from instrument panel junction block assembly.
- Check the continuity between each of the terminals of the instrument panel junction block assembly connector side and body ground as shown in the chart below.
Resistance
GO TO POWER DOOR LOCK CONTROL SYSTEM
Door Courtesy Switch Circuit
DESCRIPTION
The Multiplex network body ECU detects the condition of the door courtesy
switch assembly.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 READ VALUE OF INTELLIGENT TESTER
Connect the ...
Illumination Circuit
DESCRIPTION
The Multiplex network body ECU controls illumination light as shown in the
chart below.
Room light assembly (Interior light, luggage component light) and
courtesy light wit ...
Other materials:
Removal
1. REMOVE FRONT EXHAUST PIPE ASSEMBLY
HINT:
(See page EX-8)
2. REMOVE PROPELLER WITH CENTER BEARING
SHAFT ASSEMBLY
HINT:
(See page PR-3)
3. REMOVE REAR DIFFERENTIAL FILLER PLUG
(a) Using a hexagon wrench (10 mm), remove the filler
plug and gasket.
4. REMOVE REAR DIFFERENTIAL DRAIN PLUG
(a ...
Diagnostic trouble code chart
If a trouble code is displayed during the DTC check, check
the circuit listed for that code. For details of each code, turn
the page mentioned below the "DTC No" in the DTC chart.
the "DTC No" in the DTC chart.
1. TRANSPONDER KEY ECU DIAGNOSTIC TROUBLE
CODE CHART
TRANSPON ...
Before refueling the vehicle
Close all the doors and windows, and turn the engine switch to the
“LOCK” position (vehicles without a smart key system) or off (vehicles
with a smart key system).
Confirm the type of fuel.
Fuel type
Fuel tank opening for unleaded gasoline
To help prevent incorrect fueling, your ve ...
