Toyota Sienna Service Manual: Electronic circuit inspection procedure

General information

A large number of ECU controlled systems are used in the SIENNA. In general, ECU controlled systems are considered to be very intricate, requiring a high level of technical knowledge to troubleshoo ...

Basic inspection

(a) WHEN MEASURING RESISTANCE OF ELECTRONIC PARTS (1) Unless otherwise stated, all resistance measurements should be made at an ambient temperature of 20°C (68°F). Resistance measurements may b ...

Other materials:

Master Reset/ Voice Processing Device ON Error
DTC 01-DD Master Reset DTC 01-E1 Voice Processing Device ON DESCRIPTION DTC No. DTC Detection Condition Trouble Area 01-DD *1 The device that should be the master has been disconnected after the engine starts. Radio and navigation assembly po ...

Installation
1. INSTALL BRAKE ACTUATOR (a) Install the brake actuator assembly with the 2 nuts. Torque: 5.4 N*m (55 kgf*cm, 48 in.*lbf) 2. INSTALL BRAKE ACTUATOR WITH BRACKET (a) Install the actuator with bracket with the 3 bolts. Torque: 20 N*m (199 kgf*cm, 14 ft.*lbf) NOTICE: Be careful not to dam ...

Reassembly
1. INSTALL CENTER SUPPORT BEARING ASSEMBLY NO.1 (a) Set the center support bearing assembly No. 1 (front) to the intermediate shaft, as shown in the illustration. (b) Install a new washer to the intermediate shaft. NOTICE: Be sure to install the bearing in the correct direction. (c ...