Toyota Sienna Service Manual: How to proceed with troubleshooting

Toyota Sienna Service Manual / Engine hood / door / Slide door closer system / How to proceed with troubleshooting

HINT: Troubleshoot in accordance with the procedures on the following pages

1 VEHICLE BROUGHT TO WORKSHOP

2 CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK

3 INSPECT COMMUNICATION FUNCTION OF LARGE-SCALE MULTIPLEX COMMUNICATION SYSTEM (BEAN)

Use the intelligent tester to check for normal function of the multiplex communication system.

(ECU unconnected, communication line malfunctioning) Without code outputs, proceed to A.
(ECU unconnected, communication line malfunctioning) With code outputs, proceed to B.

4 PROBLEM SYMPTOMS TABLE

When problem is not listed on problem symptoms table, proceed to A.
When problem is listed on problem symptoms table, proceed to B.

5 PERFORM TROUBLESHOOTING ACCORDING TO MALFUNCTION SYMPTOM

Data List / Active Test.
Terminals of ECU

6 ADJUST, REPAIR OR REPLACE AND RESET SLIDE DOOR SYSTEM

END

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 ...

Other materials:

Safety information for Safety Connect
Important! Read this information before using Safety Connect. Exposure to radio frequency signals The Safety Connect system installed in your vehicle is a low-power radio transmitter and receiver. It receives and also sends out radio frequency (RF) signals. In August 1996, the Federal Communi ...

Data list / active test
1. DATA LIST HINT: Using the intelligent tester to read the DATA LIST allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This non-intrusive inspection can be very useful because intermittent conditions or signals may be discovered ...

Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 2. REMOVE HEATED OXYGEN SENSOR (for Bank 1 Sensor 2) (a) Disconnect the sensor connector under the center console. (b) Using SST, remove the heated oxygen sensor. SST 09224-00010 3. REMOVE FRONT EXHAUST PIPE ASSEMBLY (a) Disconnect ...