Toyota Sienna Service Manual: Problem symptoms table

Toyota Sienna Service Manual / Engine hood / door / Slide door closer system / Problem symptoms table

SLIDE DOOR CLOSER SYSTEM

Symptom	Suspected Area
Slide door closer LH does not operate (*1)	ECU-B fuse Power slide door lock assembly LH Power slide door ECU LH Wire harness
Slide door closer RH does not operate	ECU-B fuse Power slide door lock assembly RH Power slide door ECU RH Wire harness
Slide door closer LH does not operate (*2)	L-PSD fuse Power slide door lock assembly LH Slide door closer relay LH Wire harness

HINT:

*1: with Power Slide Door
*2: without Power Slide Door

Initialization

1. RESET Reset the power slide door system: The power slide door ECU records the fully open position of the power slide door in its memory and the power slide door fully opens and clos ...

Terminals of ECU

1. CHECK POWER SLIDE DOOR ECU LH (WITH POWER SLIDE DOOR) Disconnect the P25 and P26 ECU connectors, and check the voltage and resistance of each terminal of the wire harness side connecto ...

Other materials:

Speed sensor check (when using intelligent tester)
(a) Check the backward signal. (1) Drive the vehicle in reverse for more than 1 second at 3 km/h (2 mph) or higher. HINT: Drive the vehicle in reverse and check the speed sensor signal. Note that the signal check cannot be completed if the vehicle speed is 45 km/h (28 mph) or more. (b) Che ...

System description
1. CRUISE CONTROL SYSTEM This system is controlled by the ECM, and is activated by the throttle position sensor and motor. The ECM controls the following functions: ON-OFF, - (COAST)/SET, + (ACCEL)/RES (RESUME), CANCEL, vehicle speed operation, motor output control, and overdrive control. & ...

Removal
1. REMOVE WINDSHIELD WIPER MOTOR ASSEMBLY 2. REMOVE FRONT OUTER COWL TOP PANEL SUBASSEMBLY 3. DRAIN ENGINE COOLANT 4. REMOVE V-BANK COVER SUB-ASSEMBLY 5. REMOVE NO. 2 AIR CLEANER INLET 6. REMOVE NO. 1 AIR CLEANER INLET 7. REMOVE AIR CLEANER CAP SUB-ASSEMBLY Disconnect the 3 vacuum hoses. ...