Toyota Sienna Service Manual: Removal
1. Disconnect cable from negative battery terminal
2. REMOVE STEERING COLUMN COVER LOWER
(A) insert the key into the ignition key cylinder and release the steering lock.
(B) turn the steering wheel clockwise to gain access to the screw and remove the screw.
(c) Turn the steering wheel counterclockwise to gain access to the screw and remove the screw.
(d) Detach the 4 claws, and remove the steering column cover lower.
3. REMOVE IGNITION SWITCH ASSEMBLY
(a) Disconnect the ignition switch connector.
(b) Remove the 2 screws and ignition switch.
Ignition switch
Components
...
Inspection
1. Inspect ignition switch assembly
(a) Measure the resistance of the switch.
Standard resistance
If the result is not as specified, replace the switch
assembly. ...
Other materials:
Parts location
HOW TO PROCEED WITH
TROUBLESHOOTING
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS
(a) Confirm problem symptoms.
3 CHECK AND CLEAR DTCS
4 PROBLEM SYMPTOM CONFIRMATION
5 SYMPTOM SIMULATION
6 DTC CHECK (OTHER THAN MULTIPLEX DTC)
7 DTC CHART
8 PROBLEM SYMP ...
Inspection
1. Inspect starter assembly
NOTICE:
These tests must be performed within 3 to 5 seconds
to avoid burning out the coil.
(a) Perform the pull-in test.
(1) Disconnect the lead wire from terminal C.
(2) Connect the battery to the magnetic switch as
shown in the illustratio ...
DTC check / clear
NOTICE:
All the stored DTCs and freeze frame data are erased if:
the ECM is changed from normal mode to check mode
or vice versa; or 2) the ignition switch is turned from ON
to ACC or off while in check mode.
Before changing modes, always check and make a note
of any DTCs and fr ...
